GB906835A - Improvements in or relating to latching devices - Google Patents

Improvements in or relating to latching devices

Info

Publication number
GB906835A
GB906835A GB418060A GB418060A GB906835A GB 906835 A GB906835 A GB 906835A GB 418060 A GB418060 A GB 418060A GB 418060 A GB418060 A GB 418060A GB 906835 A GB906835 A GB 906835A
Authority
GB
United Kingdom
Prior art keywords
hook
finger
hollow
degrees
relating
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
GB418060A
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.)
Martin Thomas Ltd
Original Assignee
Martin Thomas 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 Martin Thomas Ltd filed Critical Martin Thomas Ltd
Priority to GB418060A priority Critical patent/GB906835A/en
Publication of GB906835A publication Critical patent/GB906835A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G7/00Connections between parts of the scaffold
    • E04G7/30Scaffolding bars or members with non-detachably fixed coupling elements
    • E04G7/302Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members
    • E04G7/303Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect
    • E04G7/305Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect without tying means for connecting the bars or members
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G7/00Connections between parts of the scaffold
    • E04G7/30Scaffolding bars or members with non-detachably fixed coupling elements
    • E04G7/302Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members
    • E04G7/303Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect
    • E04G7/304Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect with tying means for connecting the bars or members
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C7/00Component parts, supporting parts, or accessories
    • E06C7/50Joints or other connecting parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Details Of Measuring And Other Instruments (AREA)

Abstract

906,835. Hooks. THOMAS Ltd., MARTIN, and NICHOLLS, J. W. Sept. 20, 1960 [Feb. 5, 1960], No. 4180/60. Class 89 (2). For latching to a bar of a builder's staging, a hook is fixed to member 12 forming part of a strut, ladder or platform, e.g. by the press-fit of a hollow end 9, and has a finger 2 (with stopfaces 10, 11 for determining the extremes of its movement), pivoted to the hook on a pin 3 and urged by a leaf-spring 4 to the position shown, to latch the hook in position. The finger 2 is narrow compared to the hook, Fig. 2 (not shown), and moves in a slot in the latter, the slot extending from its one end 8 to the open end of the hollow portion 9 of the hook, fitted in the hollow member 12. The inner faces of the hook and finger 2 are shaped to a common circle and from pivot to free end the finger extends through 160 degrees to 200 degrees.
GB418060A 1960-02-05 1960-02-05 Improvements in or relating to latching devices Expired GB906835A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB418060A GB906835A (en) 1960-02-05 1960-02-05 Improvements in or relating to latching devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB418060A GB906835A (en) 1960-02-05 1960-02-05 Improvements in or relating to latching devices

Publications (1)

Publication Number Publication Date
GB906835A true GB906835A (en) 1962-09-26

Family

ID=9772219

Family Applications (1)

Application Number Title Priority Date Filing Date
GB418060A Expired GB906835A (en) 1960-02-05 1960-02-05 Improvements in or relating to latching devices

Country Status (1)

Country Link
GB (1) GB906835A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1285712B (en) * 1966-08-24 1968-12-19 Eddison Plant Ltd Longitudinal lock element for scaffolding
GB2127888A (en) * 1982-09-27 1984-04-18 Kenrich Group Holdings Plc A hooked elongate scaffolding member
FR2690942A1 (en) * 1992-05-06 1993-11-12 Casaccia Rene Scaffolding boards - has rotating hook, fixed to vertical lath, which has end weight automatically locking onto tubular element
CN106522824A (en) * 2016-12-28 2017-03-22 国网浙江省电力公司湖州供电公司 Soft ladder locking hook for 110kV electric transmission line

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1285712B (en) * 1966-08-24 1968-12-19 Eddison Plant Ltd Longitudinal lock element for scaffolding
GB2127888A (en) * 1982-09-27 1984-04-18 Kenrich Group Holdings Plc A hooked elongate scaffolding member
FR2690942A1 (en) * 1992-05-06 1993-11-12 Casaccia Rene Scaffolding boards - has rotating hook, fixed to vertical lath, which has end weight automatically locking onto tubular element
CN106522824A (en) * 2016-12-28 2017-03-22 国网浙江省电力公司湖州供电公司 Soft ladder locking hook for 110kV electric transmission line

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