CN1894110A

CN1894110A - Handheld alignment and marking tools

Info

Publication number: CN1894110A
Application number: CNA2004800047892A
Authority: CN
Inventors: 伊曼纽尔·苏默; 埃米·莱文森
Original assignee: Kapro Industries Ltd
Current assignee: Kapro Industries Ltd
Priority date: 2003-02-24
Filing date: 2004-02-23
Publication date: 2007-01-10
Anticipated expiration: 2024-02-23
Also published as: CN100398338C; DE20303042U1

Abstract

A handheld routing and marking tool comprises a ruler-shaped member and a sliding handle for sliding to a user's desired position. The sliding handle preferably includes an integrally formed brake device, so that the combined sliding handle and brake device can be operated with one hand. The handheld routing and marking tool comprises a crossbar and a removable ruler-shaped member for longitudinal insertion into the crossbar to alternately form a square or a T-square.

Description

Handheld layout and scoring tool

Invention field

The invention belongs to handheld layout and scoring tool field.

Background technology

The assignee of this invention is the Kapro Industries Ltd. (Kapro Industries Ltd.) that is positioned at Israel Kibbutz Kadarim, and the said firm can provide far-ranging handheld layout and scoring tool (seeing also www.kapro.com＞products＞layout and marking) to market.One of this type of handheld layout and scoring tool are the rulers 10 that has a fixing central handle 11, as shown in Figure 1, for example, the ruler of Kapro Industries Ltd./have blade-model 312.Use this type of chi to run into a fact, promptly in some alignment and line application, for example, cutting dry plate (dry board), pruning carpet and so on, although have that the user is applied to handle so that chi keeps stable downward force, this chi often has a undesirable inclination on its predetermined direction.Except alignment and line task are more bothered and more time-consuming, inclination risk even can be in cutting operation process cause personal injury because of cutting tool slides.For preventing to tilt, the user generally only effectively uses the zone line of chi, and with the true operation contraction in length of the chi part to its physical length, number of times required when the number of times that therefore needs the user that chi is moved uses whole chi to grow than him is more.

Be used for different handheld layout that a relative reference line alignment and line use and scoring tool particularly including square, T-square, combination square, bevel etc.Typical square also comprises 307 type squares of Kapro company, it typically has a fixing L type frame structure 12, it has a crossbeam 13 and parallel line measurement limit is arranged and a chi shape member 14, be used for it is set level in one plane, its arbitrary measurement limit may adjacent with the plane of for example wall, washboard and so on (seeing also Fig. 2 and 3).

T-square typically comprises 316 type Dry Wall T-squares of Kapro company, it typically has a fixing tee T structure 16, and have crossbeam 17 and a chi shape member 18, be used for limit adjacency, and the plane of chi shape member placed on this plane (see also Figure 4 and 5) the plane of the antetheca of crossbeam and for example plasterboard, solid wood and so on.The inherent characteristic of frame structure and T-square makes the user make to feel inconvenience when carrying, and to allow the user feel more inconvenient be to use for different alignments and line, and he must carry two instruments.

Summary of the invention

First aspect of the present invention is at a kind of handheld layout and scoring tool, it comprise that the chi shape member of the vertical control that has a gripper rail at least and the fist that shape and size can allow the user hold with pine are cosily held sliding handle in case along the slippage of chi shape member to position that the user wishes.Like this, the user just can such as cutting duration of work, reorientate sliding handle like a cork along on several positions of rocking of chi shape member, thereby uses its whole length safely and the risk that do not have to tilt.Sliding handle is preferably made combined type sliding handle and the brake apparatus that one hand can operate and comes, optionally to guarantee the fastening of chi shape member on the position that the user needs rather than to depend on the downward force that puts on the sliding handle with chi shape member and its surface of being placed is fixed and sliding handle and chi shape member are fixed.Like this, sliding handle, particularly combined type sliding handle and brake apparatus can provide the chi shape member longer than at present commercially available chi shape member.The combined type sliding handle preferably adopts identical sliding type with brake apparatus, and the slidingtype handle is installed on the chi shape member with slidingtype, meshes chi shape member to reach the braking purpose by friction.

Perhaps, can be equipped with additional brake apparatus.The a pair of vial supporting fixture of slideable device (vial bearing clamp) on chi shape member, with or without sliding handle, be called shown in the illustrating and describing of " measurement and leveling device and using method thereof " as the WO 02/10672 the assignee, wherein anchor clamps can freely be arranged in along the optional position of the whole length of chi shape member.

Second aspect of the present invention is handheld layout and the scoring tool that comprises a crossbeam, and this crossbeam is used for formation square or T-square, thereby substituting two traditional instruments with individual tool vertically inserting a dismountable chi shape member.This can be by obtaining for crossbeam provides two patchholes at the height different with respect to its bottom surface, first hole makes the instrument of assembling that single planar base surface be arranged, be used for being placed on flat surfaces in the similar mode of square, second hole makes the bottom surface of chi shape member be lifted to the basal surface position of crossbeam, is used as T-square with the instrument with assembling.In addition, because crossbeam can vertically be clamped below chi shape member to load with it, therefore adopt handheld layout of the present invention and scoring tool also to be more convenient for carrying than traditional square or T-square.

Description of drawings

For ease of understanding the present invention and understanding the present invention and how realize in actual applications, by as just limiting examples and with reference to accompanying drawing, a preferred embodiment is described now, among the figure similarly parts with same numbering, wherein:

Fig. 1 is the perspective view of traditional chi of band fixed handle;

Fig. 2 is the perspective view of traditional square;

Fig. 3 is the side view of square on flat surfaces of Fig. 2;

Fig. 4 is the perspective view of traditional T-square;

Fig. 5 is the side view of T-square on flat surfaces of Fig. 4;

Fig. 6 is according to the handheld layout of the band combined type sliding handle of first aspect present invention and brake apparatus and the front view of scoring tool;

Fig. 7 is the top view of Fig. 6 instrument;

Fig. 8 is the combined type sliding handle of Fig. 6 instrument and the close up view of brake apparatus;

Fig. 9 is the view of Fig. 6 instrument along hatching IX-IX cutting work the time;

Figure 10 shows that handheld layout and scoring tool carry the perspective view of pattern, and it can be assembled into square or T-square according to a second aspect of the present invention;

Figure 11 be Figure 10 be assembled into square (solid line) and the handheld layout of T-square (dotted line) and the perspective view of scoring tool;

Figure 12 is the handheld layout of Figure 10 and the top view of scoring tool crossbeam;

The crossbeam front view of Figure 13 Figure 12;

Figure 14 and 15 is that Figure 12 crossbeam is respectively along the view of hatching XIV-XIV and XV-XV.

The specific embodiment

Fig. 6 and 7 has shown handheld layout and scoring tool 20, the chi shape member 21 that comprises an extruded aluminum, it have end face 22, bottom surface 23, a pair of straight have English system and (or) the measurement edge 24 of metric system scale to be to measure distance and the through lifting hole(eyelet) 26 between institute's reconnaissance, is used to hang over bolt, nail and so on.Chi shape member 21 comprises pair of

inside gripper rail

27A and 27B, pair of

outside gripper rail

28A and 28B and a pair of

outmost support lugn

29A and 29B (seeing also Fig. 9).

The molded combined type sliding handle of the plastics of a gripper rail 27A and a monoblock of 27B sliding support and brake apparatus 31 and (or) a pair of slidingtype anchor clamps 32, but this anchor clamps lockable release pressure, as among the PCT international publication number WO 02/10672 that mentions in front illustrated and as described in.The so-called horizontal knife guide 33 of

gripper rail

28A and 28B sliding support is used to guide cutting tool 34 (referring to Fig. 9) to cross combined type sliding handle and brake apparatus 31.Acting on of

support lugn

29A and 29B hereinafter illustrates and sees also Figure 10-15.

Fig. 8 and 9 shows that combined type sliding handles and brake apparatus 31 comprise a vertically crosspiece 36 of control, and this crosspiece holds 37 by a pair of inverted U-shaped end and supports in the end place in opposite directions at it, and is furnished with end cap 38.

Each end holds 37 and comprises a pair of 39A of sidewall in opposite directions and 39B, and they terminate to butterfly sheet (tab) 41A and the 41B of a pair of inside and downward-sloping vertical control in opposite directions, are used for along gripper rail 27A and 27B slippage.Combined type sliding handle and brake apparatus 31 comprise an actuator 42, actuator 42 comprises a vertically handle 43 of control, this handle 43 extends jointly at crosspiece 36 times and crosspiece 36, like this, both just can cosily be held by the fist that the user pine is being held for they, and the front surface of finger touches the downside of handle, can carry out one-handed performance thus, make combined type sliding handle and brake apparatus 31 slide into the position that the user wishes along chi shape member 21, and at this place's braking combined type sliding handle and brake apparatus combined type sliding handle and brake apparatus.Handle 43 is held in opposite directions at it, is supported by a pair of downward sagging inverted T-shaped supporting member 44A and 44B, and supporting member 44A and 44B are interconnected by the crosspiece 46 parallel with handle 43, are used for providing rigidity to combined type sliding handle and brake apparatus 31.Alar part 47A and 47B that each supporting member 44 all has a pair of broad ways to extend, alar part 47A and 47B are connected to adjacent sidewall 39A and 39B above their corresponding butterfly sheet 41, like this, upwards promoting handle 43 towards crosspiece 36 as arrow A is pointed makes alar part 47A and 47B towards crosspiece 36 distortion, as arrow B is pointed out, and then make butterfly sheet 41A and 41B and gripper rail 27A and 27B friction engagement, thereby make combined type sliding handle and brake apparatus 31 on the position that the user wishes, produce braking effect.

Figure 10 has shown that handheld layout and scoring tool 50 can be assembled into square 10 or T-square 16 is used with line to carry out alignment on the flat surfaces that an edge is arranged.Instrument 50 comprises chi shape member 21, combined type sliding handle and brake apparatus 31, anchor clamps 32, horizontal knife guide 33, vertical knife guide 51 and crossbeam 52.Crossbeam 52 has a structure that is substantially box-like, and it has end face 53, bottom surface 54, a straight antetheca 56 and a rear wall 57.Crossbeam 52 comprises that is gone into a docking station (docking station) 58, take in anchor clamps 31 and vertical knife guide 51 (seeing also Figure 12) with slidingtype when not using, and one is opened the article that clamp type (clip-open) storage cabin 59 is used for the horizontal knife guide 33 of storage, nail, screw and so on.For carrying purpose, crossbeam end face 53 has clip 61, and like this, crossbeam 52 just can load in chi shape member 21 slid underneath formulas.

The antetheca 56 of crossbeam comprises a pair of

patchhole

62 and 63, its shape and size make its can be alternately longitudinally slidingtype take in chi shape member 21 in wherein, with facing to the right angle between the measurement edge 24 of crossbeam antetheca 56 and chi shape member.Chi shape member 21 is inserted into the instrument 50 that jack 62 is assembled single planar base surface 64 is arranged, be that the bottom surface 23 of chi shape member and the bottom surface 54 of crossbeam flush mutually to be placed on the flat surface, thereby form a square (seeing also Figure 11 and 14) effectively, simultaneously, chi shape member 21 is inserted into the instrument 50 that hole 63 is assembled a staged bottom surface 66 is arranged, be used for edges abut, and the bottom surface 23 of chi shape member is placed on (please referring to Figure 11 and 15) on this plane a crossbeam antetheca 56 and a flat surfaces.

Figure 12-14 shows that patchhole 62 comprises a pair of

chute

67A and 67B; A hinged flexibly cantilever chucking member 68 with resilience, it has one to the sagging cylinder protrusion 69 of its free guide end 68A inclination; And a sagging brake 71 is used for inserting the fastening chi shape member in back fully in case any inclination or the skew between chi shape member 21 and the crossbeam 52 at

it.Chute

67A and 67B be the support lugn 29A and the 29B of sliding support chi shape member respectively, and prevents from laterally to move with respect to any of crossbeam 52.

Chute

67A and 67B and brake 71 (brake 71 props up the end of chi shape member end face 22 when the complete patchhole 62 of chi shape member, i.e. it and the abutment of rear wall) further suppress chi shape member 21 relative to short moving in the boundary of patchhole 62.When chi shape member 21 inserts patchhole 62 fully, protrusion 69snap fit fasten chi shape member to the tying up hole, thereby in crossbeam 52, lock chi shape member 21 releasedly.

For being inserted in the patchhole 63, or for carrying purpose, chi shape member 21 is taken off from patchhole 62, its way person of being to use points below free guide end 68A and inserts, on push away protrusion 69 and break away from crossbeams 52, thereby can take out chi shape member 21.

Figure 12,13 and 15 shows, patchhole 63 has one and patchhole 62 similar structures, be used for chi shape member 21 is clamped on wherein, promptly, it comprises that a pair of

chute

72A and 72B, a flexible hinged cantilever with resilience tighten member 73 and a sagging protrusion 74 and a sagging brake 76, difference is that protrusion 74 is shorter than brake 71, similarly, brake 76 is shorter than brake 61, raises with respect to the bottom surface 54 of crossbeam and is higher than patchhole 62 to reflect patchhole 63.

Though the embodiment for limited quantity has described the present invention, need recognize and in appended claim scope, to carry out many variations, modification and other application.

Claims

1. A hand-held alignment and marking tool comprising: a longitudinal ruler member having at least one straight measuring edge to measure distances between selected points; at least one longitudinally controlled gripping track; and a A sliding handle, which is raised relative to said ruler member and is of suitable shape and size to allow the user to comfortably grip it with a loose fist and slide it along said ruler assembly to the user's desired location. s position.

2. The tool of claim 1, wherein said sliding handle further includes an integrally formed detent, thereby providing a combined sliding handle and detent comprising an actuator that is released by the user. A closed fist is selectively pushed upwardly toward said sliding handle to frictionally engage said at least one gripping track for braking said combined sliding handle and Braking device.

3. The tool of claim 2, wherein said sliding handle is held by the user's loosely closed fist in the same direction as said ruler member, and at least one of the user's loosely closed fists A finger is selectively pushed upwards towards the actuator.

4. The tool according to claim 3, wherein said ruler member has a pair of parallel longitudinally controlled gripping rails, said handle has a pair of end bearings for supporting longitudinally controlled crosspieces, and said one Each end bearing of the pair of end bearings has a pair of facing longitudinal control tabs for sliding along the pair of clamping tracks, and the actuator includes a handle, which is under the cross piece, and is generally coextensive therewith such that the user's loosened fist can grasp both the rung and the handle, whereby the front surface of the user's loosened fist selectively draws the handle toward the The crosspiece pushes up to resiliently push the two pairs of facing longitudinal control tabs into frictional engagement with the pair of clamping tracks to brake the combination at the user desired position sliding handle and brake.

5. A tool according to any one of claims 2 to 4, characterized in that the combined sliding handle and detent means are produced as a one-piece injection molded part.

6. A tool for aligning and marking applications on a flat surface with edges according to any one of claims 1 to 5, said ruler member having a top surface and a bottom surface, said bottom surface being used to place said tool laying flat on a flat surface with edges, the tool also includes a crossbeam with a bottom surface, the crossbeam is used to lay the tool flat on a flat surface, and a pair of insertion holes, the shape of the insertion holes and Dimensioned to receive said ruler member alternately longitudinally therein so as to form a right angle between said beam and at least one rectilinear measuring edge of said ruler member, thus at the first of its insertion into at least two insertion holes When inserted into one of the two insertion holes, the resulting assembly tool has a single flat bottom surface for laying said tool flat on a flat surface, and when inserted into the second of the at least two insertion holes, forms an assembled tool There is a stepped bottom for abutting the beam against the edge of a flat surface and for laying the bottom of its ruler flat on the flat surface.

7. The tool according to claim 6, wherein one of said at least two insertion holes comprises a pair of slide grooves for slidingly supporting said ruler member inserted longitudinally therein, and a depending The stopper is used for resisting the end of the top surface of the ruler-shaped member when the ruler-shaped member is fully inserted into the insertion hole, so as to restrain the longitudinal movement of the ruler-shaped member in the insertion hole.

8. Tool according to claim 6 or 7, characterized in that at least one end of said ruler member comprises a penetrating lifting hole, and said beam comprises a cantilever gripping member with a depending protrusion for use in When the ruler-shaped member is fully inserted longitudinally into one of the at least two insertion holes, the protrusion snaps into one of the at least one opposite-through hanging holes of the ruler-shaped member, so that Clamp the ruler member into the beam.

9. A tool according to any one of claims 6 to 8, wherein said first insertion hole and said second insertion hole are adjacent to each other.

10. A hand-held alignment and marking tool substantially as hereinbefore described and as shown in the accompanying drawings.

11. A hand-held alignment and marking tool for alignment and marking applications on a flat surface having an edge, said tool comprising a longitudinal ruler having a top surface and a bottom surface for laying the tool on a flat surface with edges and at least one straight line measuring edge for measuring distances between selected points; a beam having a bottom surface for laying the tool flat on a flat surface with edges, and a pair of insertion holes shaped and sized to alternately receive the ruler member longitudinally therein, at least one of the beam and the ruler member Right angles are formed between straight measuring edges so that when inserted into a first of said insertion holes of at least two insertion holes, the resulting assembly tool has a single flat bottom for laying said tool flat on a rimmed on a flat surface, and when it is inserted into the second insertion hole of the at least two insertion holes, the assembly tool formed has a stepped bottom surface for abutting its beam and the edge of the flat surface, and its The bottom surface of the ruler member lies flat on said flat surface.

12. The tool according to claim 11, wherein one of said at least two insertion holes comprises a pair of sliding grooves for slidingly supporting said ruler member inserted longitudinally therein, and a depending stopper , for abutting the end of the top surface of the ruler-shaped member when the ruler-shaped member is fully inserted into the insertion hole, so as to restrain the longitudinal movement of the ruler-shaped member in the insertion hole.

13. A tool according to claim 11 or 12, wherein said ruler member includes a through-through lifting hole at least at one end thereof, and said beam includes a cantilevered gripping member with a depending protrusion, When all the ruler-shaped members are inserted longitudinally into one of the at least two insertion holes, the protrusion snaps into one of the at least one opposite-through hanging holes of the ruler-shaped member, so as to Clamp the ruler member into the beam.

14. A tool according to any one of claims 11 to 13, wherein said first and second insertion holes adjoin each other.

15. A tool according to any one of claims 11 to 14, wherein said ruler member further comprises at least one longitudinally controlled gripping track, and said tool further comprises a sliding handle relative to said The ruler member is raised and is shaped and sized to allow the user to comfortably grip it with a loose fist and slide it along the ruler assembly to the user's desired location.

16. The tool of claim 15, wherein said sliding handle further includes an integrally formed detent, whereby a combined sliding handle and detent is provided which includes an actuator which is activated by the user A loosely clenched fist is selectively pushed up toward said sliding handle to frictionally engage at least one of the gripping tracks, thereby detenting said combined sliding handle and Braking device.

17. The tool of claim 16, wherein said sliding handle is held by the user's loosely closed fist in the same direction as said ruler member and at least one of the user's loosely closed fists A finger is selectively pushed upwards towards the actuator.

18. The tool of claim 17, wherein said ruler member has a pair of parallel longitudinally controlling grip rails and said handle has at least one pair of end bearings for supporting a longitudinally controlling crosspiece extending therebetween , each of said pair of end bearings has a pair of opposing longitudinally controlled tabs for sliding along said pair of clamping tracks, said actuator comprising a handle positioned below said crosspiece, and is generally coextensive therewith such that the front surface of the user's loosely gripped fist selectively pushes the handle up toward the crosspiece for resiliently urging the pair of facing longitudinally-controlled butterfly valves. The tabs are pushed into frictional engagement with the pair of clamping tracks, thereby braking the combined sliding handle and braking device at the position desired by the user.

19. A tool according to any one of claims 15 to 18, characterized in that the combined sliding handle and detent means are manufactured as a one-piece injection molded part.

20. A hand-held alignment and marking tool substantially as hereinbefore described and as shown in the accompanying drawings.