[go: up one dir, main page]

GB2022055B - Safety devices for load lifting and lowering apparatus - Google Patents

Safety devices for load lifting and lowering apparatus

Info

Publication number
GB2022055B
GB2022055B GB7917610A GB7917610A GB2022055B GB 2022055 B GB2022055 B GB 2022055B GB 7917610 A GB7917610 A GB 7917610A GB 7917610 A GB7917610 A GB 7917610A GB 2022055 B GB2022055 B GB 2022055B
Authority
GB
United Kingdom
Prior art keywords
safety devices
load lifting
lowering apparatus
lowering
lifting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB7917610A
Other versions
GB2022055A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ratcliff Tail Lifts Ltd
Original Assignee
Ratcliff Tail Lifts Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ratcliff Tail Lifts Ltd filed Critical Ratcliff Tail Lifts Ltd
Priority to GB7917610A priority Critical patent/GB2022055B/en
Publication of GB2022055A publication Critical patent/GB2022055A/en
Application granted granted Critical
Publication of GB2022055B publication Critical patent/GB2022055B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
    • B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
    • B66B5/20—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by means of rotatable eccentrically-mounted members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Types And Forms Of Lifts (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
GB7917610A 1978-05-31 1979-05-21 Safety devices for load lifting and lowering apparatus Expired GB2022055B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7917610A GB2022055B (en) 1978-05-31 1979-05-21 Safety devices for load lifting and lowering apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2497378 1978-05-31
GB7917610A GB2022055B (en) 1978-05-31 1979-05-21 Safety devices for load lifting and lowering apparatus

Publications (2)

Publication Number Publication Date
GB2022055A GB2022055A (en) 1979-12-12
GB2022055B true GB2022055B (en) 1982-06-16

Family

ID=26257412

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7917610A Expired GB2022055B (en) 1978-05-31 1979-05-21 Safety devices for load lifting and lowering apparatus

Country Status (1)

Country Link
GB (1) GB2022055B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2122167A (en) * 1982-06-23 1984-01-11 Primrose Third Axle Company Li Safety stop
GB2132986B (en) * 1983-01-11 1986-07-23 Ross & Bonnyman Eng Ltd Safety device
IL72012A0 (en) * 1983-06-15 1984-10-31 Litton Systems Inc Safety brake for vertical lift
GB2233959B (en) * 1989-05-16 1993-08-04 Del Equipment Ltd Power operated hoist
IT1267662B1 (en) * 1993-04-23 1997-02-07 Soilmec Spa FALL PROTECTION SAFETY DEVICE.

Also Published As

Publication number Publication date
GB2022055A (en) 1979-12-12

Similar Documents

Publication Publication Date Title
JPS54126353A (en) Safety device for lifting crane
YU42201B (en) Safety hook for lifting loads
JPS55115573A (en) Safety device for lift
JPS55151497A (en) Safety device for lift
JPS5516884A (en) Lifting apparatus
GB2072343B (en) Computerised safe load indicating arrangement for cranes and other lifting apparatus
GB2014540B (en) Apparatus for raising and lowering wheeled load
GB8300820D0 (en) Apparatus for selectively raising and lowering load
JPS5521313A (en) Ground apparatus for elevator hoist
GB2005218B (en) Lifting and handling equipment unit especially for shipside operations
GB2034800B (en) Safety brake for hoists lifting platforms and the like
AU6618881A (en) Load lifting + lowering apparatus
GB2022055B (en) Safety devices for load lifting and lowering apparatus
DE3275288D1 (en) A method and a device for lifting and lowering of a load
JPS54154375A (en) Method and device for controlling load
GB2048199B (en) Load lifting and transporting apparatus
JPS5535768A (en) Antiderailing apparatus for crane and others
GB2101952B (en) Load raising and lowering apparatus
JPS54113154A (en) Crane safety device
GB2022936B (en) Lifting/lowering device
GB2060554B (en) Apparatus for lifting or lowering a load
GB2050283B (en) Lifting system safety device
JPS5622896A (en) Lifting device for ladder
GB2012719B (en) Crane safety device
GB8321419D0 (en) Drop-proof safety device for lifting jacks

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee