AU2016269463B2 - Dual action gravity latch - Google Patents
Dual action gravity latch Download PDFInfo
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- AU2016269463B2 AU2016269463B2 AU2016269463A AU2016269463A AU2016269463B2 AU 2016269463 B2 AU2016269463 B2 AU 2016269463B2 AU 2016269463 A AU2016269463 A AU 2016269463A AU 2016269463 A AU2016269463 A AU 2016269463A AU 2016269463 B2 AU2016269463 B2 AU 2016269463B2
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- Prior art keywords
- actuator
- actuator assembly
- subassembly
- latch
- assembly
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Abstract
OF THE I NVENTION
A dual action gravity latch device to secure a gate in a closed position
comprising alatch assembly including a pivotal latch member movable between a
latched and unlatched position, a keeper assembly including a striker pin to
5 maintain the pivotal latch member in the latched position, a first and second
actuator assembly each movable between a first configuration and a second
configuration disposed on opposite sides of the gate to selectively engage the
pivotal latch member such that when the second actuator assembly is in the first
configuration and the first actuator assembly in the second configuration the
10 pivotal latch member is in the unlatched position to allow the gate to be opened
and when the first actuator assembly is in the first configuration and the second
actuator assembly is in the second configuration the pivotal latch member is in
unlatched position to allow the gate to be opened.
15
8491199_1 (GHMatters) P104795.AU
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Field of the Invention
A dual action gravity latch device for use with a gate operable from either
side of the gate to release the latch permitting the gate to be opened.
Background
Numerous gate latches have been designed to block or secure openings in
fences of other inclosing barriers. Such designs include both gravity operated
latches and magnetic latch devices.
US 7,201,030 describes a gate lock device with front and rear units
mounted on opposite sides of a structure associated with the gate and against
which the gate closes. A gravity latch, displaceably mounted in the housing of the
front unit, is engageable with a keeper pin. The front and rear units are provided
with key-operated locks which are operable to lock and unlock the gravity latch.
The rear unit includes an axially displaceable actuator operable to unlock the
gravity latch when the key-operated locks are unlocked.
US 8,646,815 relates to a gate latch system including a button assembly, a
latch assembly, and a keeper assembly. The gate latch assembly can be opened
from the side of the gate opposite the latch through the use of a spindle
extending from a button assembly on one side of the gate to a latch assembly
located on the opposite side of the gate and which includes a latch retention
member. The latch assembly and button assembly are configured so that the
spindle extends from the button assembly to the latch assembly through the gate
1 18345717_2(GHMtters) P104795.AU opening such that there is no need to make a hole through the gate and/or covering to accommodate the spindle.
US 6,058,747 discloses a gravity latch comprising a housing for pivotally
mounting a closure member and a cylinder lock located below the closure
member. A remote actuator is mounted on the opposite side of the fence from
the housing for moving the closure member. The remote actuator may include a
lock so that the actuator cannot be operated.
US 6,513,351 discloses a gravity latch which includes a housing for pivotally
mounting a closure member and a cylinder lock situated below the closure
member. US 6,513,351 also discloses a remote actuator mounted oh the opposite
side of the fence from which the housing is located. In addition, the remote
actuator may include a cylinder lock which is connected through a gearing system
to allow for locking the closure member from the remote location.
Examples of gravity operated or similar latch devices or assemblies are
found in US 2,767,007; US 3,040,555; US 3,601,799; US 3,705,505; US
4,073,520; US 4,083,591; US 2,284,370; US 2007/0175250 and US
2010/0148523.
Further examples of magnetic latch devices can be found in US 8,376,421;
US 5,362,116; US 5,664,769; US 7,044,511; US 7,100,405; US 5,114,195; US
5,490,698; US 5,823,026; US 6,155,616; US 6,666,435 and US 7,390,035.
2 18345717_2 (GHMatters) P104795.AU
The present disclosure relates to a dual action gravity latch device
comprising a latch assembly including a pivotal latch member mounted to a fence
and a keeper or striker assembly including a striker pin attached to a gate
disposed to selectively engage the pivot latch member.
The dual action gravity latch device can be used to secure a gate in a
closed position in a fence comprising a latch assembly. The latch assembly can
comprise a pivotal latch member. The latch member can be movable between a
latched position and an unlatched position. The latch assembly can also comprise
a keeper assembly including a striker pin. The keeper assembly can be used to
maintain said pivotal latch member in said latched position.
The dual action gravity latch device further includes a first actuator
assembly and a second actuator assembly each movable between a first
configuration and a second configuration. The first actuator assembly and the
second actuator assembly can be adapted to be disposed on opposite sides of the
gate to selectively engage said pivotal latch member. Said selective engagement
can be configured such that when said first actuator assembly is moved from said
first position to said second position, said first actuator assembly moves said
pivotal latch member from said latched position to said unlatched position. By
moving said pivotal latch member from said latched position to said unlatched
position, the gate can be allowed to be opened. Said selective engagement can be
further configured such that when said second actuator assembly is moved from
said first position to said second position, said second actuator assembly moves
3 18345717_2 (GHMatters) P104795.AU said pivotal latch member from said latched position to said unlatched position. By moving said pivotal latch member from said latched position to said unlatched position, the gate can be allowed to be opened.
The latch assembly may be configured such that said pivotal latch member
is moved from said latched position to said unlatched position when said second
actuator assembly is in said first position and said first actuator assembly is moved
from said first position to said second position to allow the gate to be opened.
The latch assembly may be further configured such that said pivotal latch
member is moved from said latched position to said unlatched position when said
first actuator assembly is in said first position and said second actuator assembly
is moved from said first position to said second position to allow the gate to be
opened.
The latch assembly may comprise a latch housing having a keeper receiver
opening to receive a portion of the keeper assembly and striker pin. The pivotal
latch member may comprise a hook-like member, a first or upper latch extension
formed on the upper inner portion thereof and a second latch or lower latch
extension formed on the lower inner portion thereof to selectively engage the first
actuator assembly and the second actuator assembly respectively. In some
embodiments, said pivotal latch member comprises a hook-like member and a
striker pin recess formed in a portion thereof, a first latch extension and a second
latch extension adapted to selectively engage said first actuator assembly and said
second actuator assembly respectively to selectively move said pivotal latch
member from said latched position to said unlatched position.
4 18345717_2 (GHMatters) P104795.AU
The pivotal latch member can be pivotally mounted within the latch
housing normally disposed in the latched position due to gravity. A spring or bias
may be used as an additional force to normally maintain the pivotal latch member
in the latched position.
The first actuator assembly may comprise a first actuator subassembly
rotatable between a first position and a second position and a second actuator
subassembly movable vertically between a first or upper position and a second or
lower position such that the first actuator subassembly of said first actuator
assembly engages the second actuator subassembly of said first actuator
assembly when the first actuator subassembly of said first actuator assembly is
moved from the first position to the second position thereby moving the second
actuator subassembly of said first actuator assembly from said first position to
said second position to engage the first latch extension to rotate said hook-like
member allowing the gate to be opened. The bias will return the hook-like
member to the latched position when the first actuator subassembly of the first
actuator assembly is rotated from the second position to the first position.
In some embodiments, the latch assembly may be configured such that
said hook-like member rotates from said unlatched position to said latched
position when said first actuator subassembly of said first actuator assembly is
moved from said second position to said first position.
In some embodiments, said first actuator subassembly of said first actuator
assembly may comprise a lever having an arm member operatively coupled
thereto, said arm member comprises a first arm element coupled to said lever and
5 18345717_2 (GHMatters) P104795.AU a second arm element coupled to said second actuator subassembly of said first actuator assembly and said second subassembly of said first actuator assembly comprises a block including a recess to receive said second arm member.
The second actuator assembly may comprise a first actuator subassembly
movable horizontally between a first position and a second position and a second
actuator subassembly movable between a first position and a second position such
that the second actuator subassembly of said second actuator assembly engages
said first actuator subassembly of said second actuator assembly when said first
actuator subassembly of said second actuator assembly is moved from the first
position to the second position to engage said second latch extension to rotate
said hook-like member allowing the gate to be opened. The bias will return the
hook-like member to the latched position when the first actuator subassembly of
the second actuator assembly is released and the bias returns from the second
position to the first position as described hereinafter.
In some embodiments, said first actuator subassembly of said second
actuator assembly may comprise a plunger including a bias to bias to said first
actuator subassembly of said second actuator assembly in said first position.
In some embodiments, said hook-like member rotates from said unlatched
position to said latched position when said first actuator subassembly of said
second actuator assembly is released moved from said second position to said first
position.
In other embodiments, said first actuator assembly may comprise a first
actuator subassembly movable between a first position and a second position and
6 18345717_2 (GHMatters) P104795.AU a second actuator subassembly movable between a first position and a second position disposed between said first actuator subassembly of said first actuator assembly and said first latch extension such that said first actuator subassembly of said first actuator assembly is configured to engage said second actuator subassembly of said first actuator assembly when said first actuator subassembly of said first actuator assembly is moved from said first position to said second position moving said second actuator subassembly of said first actuator assembly from said first position to said second position to engage said first latch extension and rotate said hook-like member allowing the gate to be opened and wherein said second actuator assembly comprises a first actuator subassembly movable between a first position and a second position and a second actuator subassembly movable between a first position and a second position such that said second actuator subassembly of said first actuator assembly engages said second latch extension when said first actuator subassembly of said first actuator assembly is moved from said first position to said second position to engage said second latch extension to rotate said hook-like member allowing the gate to be opened.
In some of the other embodiments, said first actuator subassembly of said
first actuator assembly comprises a lever having an arm member operatively
coupled thereto, said arm member comprising a first arm element coupled to said
lever and a second arm element coupled to said second actuator subassembly of
said first actuator assembly, and said second subassembly of said first actuator
assembly comprises a block including a recess to receive said second arm member
and wherein said first actuator subassembly of said second actuator assembly
7 18345717_2 (GHMatters) P104795.AU comprises a plunger including a bias to bias said first actuator subassembly of said second actuator assembly in said first position.
In still other embodiments, said first actuator assembly comprises a first
actuator subassembly rotatable between a first position and a second position and
a second actuator subassembly movable vertically between a first position and a
second position disposed between said first actuator subassembly of said first
actuator assembly and said first latch extension such that said first actuator
subassembly of said first actuator assembly is configured to move said second
actuator subassembly of said first actuator assembly when said first actuator
subassembly of said first actuator assembly is rotated from said first position to
said second position moving said second actuator subassembly of said first
actuator assembly vertically from said first position to said second position to
engage said first latch extension and rotate said hook-like member allowing the
gate to be opened.
In yet other embodiments, aid second actuator assembly comprises a first
actuator subassembly movable horizontally between a first position and a second
position and a second actuator subassembly movable horizontally between a first
position and a second position disposed between said first actuator subassembly
of said second actuator assembly and said second latch extension such that said
second actuator subassembly of said second actuator assembly is configured to
engage said second latch extension when said first actuator subassembly of said
second actuator assembly is moved horizontally from said first position to said
second position to rotate said hook-like member allowing the gate to be opened.
8 18345717_2 (GHMatters) P104795.AU
The invention accordingly comprises the features of construction,
combination of elements, and arrangement of parts which will be exemplified in
the construction hereinafter set forth, and the scope of the invention will be
indicated in the claims.
For a fuller understanding of the nature of the invention, reference should
be had to the following detailed description taken in connection with the
accompanying drawings in which:
Figure 1 is a perspective front view of an embodiment of the dual action
gravity latch device of the present invention.
Figure 2 is a perspective rear view of an embodiment of the dual action
gravity latch device of the present invention.
Figure 3 is a top view of an embodiment of the dual action gravity latch
device of the present invention.
Figure 4 is an exploded perspective rear view of the first actuator assembly
of an embodiment of the dual action gravity latch device of the present invention.
Figure 5 is a cross-sectional side view of an embodiment of the dual action
gravity latch device of the present invention with the first actuator assembly and
the second actuator assembly each in the first position or configuration and the
latch in the latched position.
9 18345717_2 (GHMatters) P104795.AU
Figure 6 is a cross-sectional side view of an embodiment of the dual action
gravity latch device with the first actuator assembly in the second position or
configuration and the latch in the unlatched position.
Figure 7 is a cross-sectional side view of an embodiment of the dual action
gravity latch device with the second actuator assembly in the second position or
configuration and the latch in the unlatched position.
Figure 8 is an exploded view of the second actuator assembly of an
embodiment of the dual action gravity latch device of the present invention.
Similar reference characters refer to similar parts throughout the several
views of the drawings.
The present invention relates to a dual action gravity latch device generally
indicated as 10 comprising a latch assembly generally indicated as 12 including a
substantially vertical pivotal latch member mounted to a fence (not shown) and a
keeper or striker assembly generally indicated as 14 including a substantially
horizontal striker pin attached to a gate (not shown) disposed to selectively
engage the substantially vertical pivot latch member.
The dual action gravity latch device 10 further includes a first actuator
assembly 16 and a second actuator assembly 18 each movable between a first
position or configuration and a second position or configuration to engage and
move the substantially vertical pivotal latch member from a first position to a
second position to allow the gate (not shown) to be opened.
10 18345717_2 (GHMatters) P104795.AU
As shown in FIGS. 4 through 7, the latch assembly 12 comprises a latch
housing generally indicated as 20 having a keeper receiver opening 22 formed in
the front wall 24 to receive a portion of the keeper assembly 14 when the gate
(not shown) is closed and a rear plate 26 secured together by fasteners 28
extending through corresponding apertures 30 formed in the rear plate 26 and
into corresponding apertures or recesses 32 formed in the latch housing 20 to
house the substantially vertical pivotal latch member generally indicated as 34
therein. The substantially vertical pivotal latch member 34 comprises a hook-like
member 36 including an outer tip 37 disposed within the keeper receiver opening
22 and a striker pin recess 38 formed in forward or outer portion thereof, a first or
upper latch extension or element 40 formed on the upper rear or inner portion
thereof and a second latch or lower latch extension or element 42 formed on the
lower rear or inner portion thereof to selectively engage the first actuator
assembly 16 and the second actuator assembly 18 respectively as described
hereinafter.
The substantially vertical pivotal latch member 34 is pivotally mounted
within the latch housing 20 on a latch mounting pin 44 extending between
opposite sides 46 of the latch housing 20 and through a pivot aperture 48 formed
through the rear portion of the substantially vertical pivotal latch member 34. The
substantially vertical pivotal latch member 34 is normally disposed in the latched
position (FIG. 5) due to gravity. A spring or bias 50 extending between a bias
mounting pin 52 extending between opposite sides 46 of the latch housing 20 and
a hole 56 formed in the second latch or lower latch extension or element 42 of the
11 18345717_2 (GHMatters) P104795.AU substantially vertical pivot latch member 34 may provide an additional force to maintain the substantially vertical pivotal latch member 34 in the latched position.
A support member or ledge 58 extends diagonally upward from the lower front
portion of the latch housing 20 to engage and support the outer tip 37 of the
hook-like member 36 of the substantially vertical pivotal latch member 34 when in
the latched position (FIG. 5).
The latch housing 20 and the rear plate 26 are affixed to the fence (not
shown) with fasteners (not shown) passing through holes 39 formed in the rear
plate 26 and a side mounting flange 41 (FIG. 4).
As shown in FIGS. 1 through 3 and 5 through 7, the keeper or striker
assembly 14 comprises a substantially horizontal striker pin 60 extending between
a coupling housing 62 affixed to the gate (not shown) by an upper and lower
attachment flanges each indicated as 64 including holes 66 and a side attachment
flange 67 to receive fasteners such as screws (not shown) and a striker pin shroud
generally indicated as 68 disposed within the keeper receiver opening 22 when
the gate (not shown) is closed to substantially enclose the substantially vertical
pivot latch member 34 and the substantially horizontal striker pin 60 within the
latch housing 20 and the striker pin shroud 68.
The distance the substantially horizontal striker pin 60 extends outwardly
from the coupling housing 62 or gate (not shown) toward the latch assembly 14
may be adjusted by a striker pin adjustment assembly generally indicated as 70.
As best shown in FIGS. 4 through 7, the first actuator assembly 16
comprises a first actuator subassembly generally indicated as 72 rotatably
12 18345717_2 (GHMatters) P104795.AU between a first position and a second position disposed in the upper portion of the latch housing 20 and a second actuator subassembly generally indicated 74 movable substantially vertically between a first or upper position (FIG. 5) and a second or lower position (FIG. 6) disposed between the first actuator subassembly
72 and the first or upper latch extension or element 40 such that the first actuator
subassembly 72 engages the upper portion of the second actuator subassembly
74 when the first actuator subassembly 72 is rotated from the first position to the
second position moving the second actuator subassembly 74 vertically downward
from the upper or first position to the lower or second position to engage the first
or upper latch extension or element 40 and rotate the hook-like member 36
upwardly clearing or unlatching the substantially horizontal striker pin 60 from the
striker pin recess 38 allowing the gate (not shown) to be opened. Gravity will
return the hook-like member 36 to the latched position when the first actuator
subassembly 72 is rotated or returned from the second position to the first
position.
As best shown in FIG. 4, the first actuator subassembly 72 comprises a
cylinder lock 76 mounted to or on the upper portion of the latch housing 20
having an arm or cam member generally indicated as 78 operatively coupled
thereto. The arm or cam member 78 comprises a first arm or cam element 80
coupled to the cylinder element 82 and a second arm or cam element 81 coupled
to the upper portion of the second actuator subassembly 74. Of course, a simple
first rotatable actuator lever may be substituted for the cylinder lock 76.
13 18345717_2 (GHMatters) P104795.AU
The second actuator subassembly 74 comprises a substantially vertical
block 84 including a substantially vertical centrally disposed slot 86 formed in the
upper portion thereof and a recess or shoulder 88 formed to one side of the
substantially vertical centrally disposed slot 86 to receive the second arm or cam
member 81.
As best shown in FIGS. 5 through 8, the second actuator assembly 18
comprises a first actuator subassembly generally indicated as 88 movable
horizontally between a first position and a second position disposed in behind the
latch housing 20 and a second actuator subassembly generally indicated as 90
movable between a first or rearward position (FIG. 5) and a second or forward
position (FIG. 7) disposed between the first actuator subassembly 88 and the
second or lower latch extension or element 42 such that the second actuator
subassembly 90 engages the second or lower latch extension or element 42 when
the first actuator subassembly 88 is moved from the first position to the second
position to rotate the hook-like member 36 upwardly clearing or unlatching the
substantially horizontal striker pin 60 from the striker pin recess 38 allowing the
gate (not shown) to be opened. Gravity will return the hook-like member 36 to
the latched position when the first actuator subassembly 88 is released and the
bias 102 returns the first position actuator subassembly 88 and the second
actuator assembly housing 94 from the second position to the first position.
As best shown in FIGS. 5 through 8, the first actuator subassembly 88
comprises a plunger 92 partially retained within a second actuator assembly
housing 94 by an outer retainer flange 96 disposed around the periphery of an
14 18345717_2 (GHMatters) P104795.AU outer plunger opening 98 and an inner retainer plate 100 and a bias or spring 102 disposed within the second actuator assembly housing 94 to normally maintain the first actuator subassembly 88 in the first position. The first actuator subassembly 88 is attached to the fence (not shown) by fasteners (not shown) placed through holes 104 formed in flanges 106.
The second actuator subassembly 90 comprises a substantially horizontal
bar or member 108 coupled to the plunger 92 through apertures 110 and 112
formed through the inner retainer plate 100 and the rear plate 26 respectively to
engage the second or lower latch extension or element 42 of the substantially
vertical pivotal latch member 34.
It will thus be seen that the objects set forth above, among those made
apparent from the preceding description are efficiently attained and since certain
changes may be made in the above construction without departing from the scope
of the invention, it is intended that all matter contained in the above description
or shown in the accompanying drawing shall be interpreted as illustrative and not
in a limiting sense.
It is also to be understood that the following claims are intended to cover
all of the generic and specific features of the invention herein described, and all
statements of the scope of the invention which, as a matter of language, might be
said to fall therebetween.
In the claims which follow and in the preceding description of the invention,
except where the context requires otherwise due to express language or
necessary implication, the word "comprise" or variations such as "comprises" or
15 18345717_2 (GHMatters) P104795.AU
"comprising" is used in an inclusive sense, i.e. to specify the presence of the
stated features but not to preclude the presence or addition of further features in
various embodiments of the invention.
It is to be understood that, if any prior art publication is referred to herein,
such reference does not constitute an admission that the publication forms a part
of the common general knowledge in the art, in Australia or any other country.
16 18345717_2 (GHMatters) P104795.AU
Claims (14)
1. A dual action gravity latch device to secure a gate in a closed position in a
fence comprising a latch assembly including a pivotal latch member
movable between a latched position and an unlatched position, a keeper
assembly including a striker pin to maintain said pivotal latch member in
said latched position, a first actuator assembly and a second actuator
assembly each respectively movable between a first position and a second
position, said first actuator assembly and said second actuator assembly
being adapted to be disposed on opposite sides of the gate to selectively
engage said pivotal latch member such that when said first actuator
assembly is moved from said first position to said second position said first
actuator assembly moves said pivotal latch member from said latched
position to said unlatched position to allow the gate to be opened and
when said second actuator assembly is moved from said first position to
said second position said second actuator assembly moves said pivotal
latch member from said latched position to said unlatched position to allow
the gate to be opened.
2. The dual action gravity latch device of claim 1, said dual action gravity latch
configured such that said pivotal latch member is moved from said latched
position to said unlatched position when said second actuator assembly is
in said first position and said first actuator assembly is moved from said
first position to said second position to allow the gate to be opened.
17 18345717_2 (GHMatters) P104795.AU
3. The dual action gravity latch device of claim 1, said dual action gravity latch
configured such that said pivotal latch member is moved from said latched
position to said unlatched position when said first actuator assembly is in
said first position and said second actuator assembly is moved from said
first position to said second position to allow the gate to be opened.
4. The dual action gravity latch device of any one of claims 1 to 3, wherein
said pivotal latch member comprises a hook-like member and a striker pin
recess formed in a portion thereof, a first latch extension and a second
latch extension adapted to selectively engage said first actuator assembly
and said second actuator assembly respectively to selectively move said
pivotal latch member from said latched position to said unlatched position.
5. The dual action gravity latch device of claim 4, wherein said first actuator
assembly comprises a first actuator subassembly movable between a first
position and a second position and a second actuator subassembly movable
between a first position and a second position such that said first actuator
subassembly of said first actuator assembly engages said second actuator
subassembly of said first actuator assembly when said first actuator
subassembly of said first actuator assembly is moved from said first
position to said second position thereby moving said second actuator
subassembly of said first actuator assembly from said first position to said
second position to engage said first latch extension to rotate said hook-like
member allowing the gate to be opened.
18 18345717_2 (GHMatters) P104795.AU
6. The dual action gravity latch device of claim 5, said dual action gravity latch
configured such that said hook-like member rotates from said unlatched
position to said latched position when said first actuator subassembly of
said first actuator assembly is moved from said second position to said first
position.
7. The dual action gravity latch device of claim 5 or 6, wherein said first
actuator subassembly of said first actuator assembly comprises a lever
having an arm member operatively coupled thereto, said arm member
comprises a first arm element coupled to said lever and a second arm
element coupled to said second actuator subassembly of said first actuator
assembly and said second subassembly of said first actuator assembly
comprises a block including a recess to receive said second arm member.
8. A dual action gravity latch device of claim 4, wherein said second actuator
assembly comprises a first actuator subassembly movable between a first
position and a second position and a second actuator subassembly movable
between a first position and a second position such that said second
actuator subassembly of said second actuator assembly engages said first
actuator subassembly of said second actuator assembly when said first
actuator subassembly of said second actuator assembly is moved from said
first position to said second position to engage said second latch extension
to rotate said hook-like member allowing the gate to be opened.
19 18345717_2 (GHMatters) P104795.AU
9. The dual action gravity latch of claim 8, wherein said first actuator
subassembly of said second actuator assembly comprises a plunger
including a bias to bias to said first actuator subassembly of said second
actuator assembly in said first position.
10. The dual action gravity latch of claim 8 or 9, wherein said hook-like
member rotates from said unlatched position to said latched position when
said first actuator subassembly of said second actuator assembly is moved
from said second position to said first position.
11. The dual action gravity latch device of claim 4, wherein said first actuator
assembly comprises a first actuator subassembly movable between a first
position and a second position and a second actuator subassembly movable
between a first position and a second position disposed between said first
actuator subassembly of said first actuator assembly and said first latch
extension such that said first actuator subassembly of said first actuator
assembly is configured to engage said second actuator subassembly of said
first actuator assembly when said first actuator subassembly of said first
actuator assembly is moved from said first position to said second position
moving said second actuator subassembly of said first actuator assembly
from said first position to said second position to engage said first latch
extension and rotate said hook-like member allowing the gate to be opened
and wherein said second actuator assembly comprises a first actuator
subassembly movable between a first position and a second position and a
20 18345717_2 (GHMatters) P104795.AU second actuator subassembly movable between a first position and a second position such that said second actuator subassembly of said first actuator assembly engages said second latch extension when said first actuator subassembly of said first actuator assembly is moved from said first position to said second position to engage said second latch extension to rotate said hook-like member allowing the gate to be opened.
12. The dual action gravity latch device of claim 11, wherein said first actuator
subassembly of said first actuator assembly comprises a lever having an
arm member operatively coupled thereto, said arm member comprising a
first arm element coupled to said lever and a second arm element coupled
to said second actuator subassembly of said first actuator assembly, and
said second subassembly of said first actuator assembly comprises a block
including a recess to receive said second arm member and wherein said
first actuator subassembly of said second actuator assembly comprises a
plunger including a bias to bias said first actuator subassembly of said
second actuator assembly in said first position.
13. The dual action gravity latch device of claim 4, wherein said first actuator
assembly comprises a first actuator subassembly rotatable between a first
position and a second position and a second actuator subassembly movable
vertically between a first position and a second position disposed between
said first actuator subassembly of said first actuator assembly and said first
latch extension such that said first actuator subassembly of said first
21 18345717_2 (GHMatters) P104795.AU actuator assembly is configured to move said second actuator subassembly of said first actuator assembly when said first actuator subassembly of said first actuator assembly is rotated from said first position to said second position moving said second actuator subassembly of said first actuator assembly vertically from said first position to said second position to engage said first latch extension and rotate said hook-like member allowing the gate to be opened.
14. A dual action gravity latch device of claim 4, wherein said second actuator
assembly comprises a first actuator subassembly movable horizontally
between a first position and a second position and a second actuator
subassembly movable horizontally between a first position and a second
position disposed between said first actuator subassembly of said second
actuator assembly and said second latch extension such that said second
actuator subassembly of said second actuator assembly is configured to
engage said second latch extension when said first actuator subassembly of
said second actuator assembly is moved horizontally from said first position
to said second position to rotate said hook-like member allowing the gate
to be opened.
22 18345717_2 (GHMatters) P104795.AU
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2016269463A AU2016269463B2 (en) | 2016-12-07 | 2016-12-07 | Dual action gravity latch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2016269463A AU2016269463B2 (en) | 2016-12-07 | 2016-12-07 | Dual action gravity latch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2016269463A1 AU2016269463A1 (en) | 2018-06-21 |
| AU2016269463B2 true AU2016269463B2 (en) | 2022-05-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2016269463A Ceased AU2016269463B2 (en) | 2016-12-07 | 2016-12-07 | Dual action gravity latch |
Country Status (1)
| Country | Link |
|---|---|
| AU (1) | AU2016269463B2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3677591A (en) * | 1970-12-23 | 1972-07-18 | Ideal Security Hardware Co | Emergency lock release |
| US20100024463A1 (en) * | 2006-10-24 | 2010-02-04 | Lg Electronics Inc. | Refrigerator |
-
2016
- 2016-12-07 AU AU2016269463A patent/AU2016269463B2/en not_active Ceased
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3677591A (en) * | 1970-12-23 | 1972-07-18 | Ideal Security Hardware Co | Emergency lock release |
| US20100024463A1 (en) * | 2006-10-24 | 2010-02-04 | Lg Electronics Inc. | Refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2016269463A1 (en) | 2018-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC1 | Assignment before grant (sect. 113) |
Owner name: NATIONWIDE INDUSTRIES, INC. Free format text: FORMER APPLICANT(S): TIMOTHY, E. |
|
| FGA | Letters patent sealed or granted (standard patent) |