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GB750751A - Improvements in and relating to cushioning devices for braking systems - Google Patents

Improvements in and relating to cushioning devices for braking systems

Info

Publication number
GB750751A
GB750751A GB14468/54A GB1446854A GB750751A GB 750751 A GB750751 A GB 750751A GB 14468/54 A GB14468/54 A GB 14468/54A GB 1446854 A GB1446854 A GB 1446854A GB 750751 A GB750751 A GB 750751A
Authority
GB
United Kingdom
Prior art keywords
cage
strips
tube
relating
lift
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
GB14468/54A
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.)
Werkspoor NV
Original Assignee
Werkspoor NV
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 Werkspoor NV filed Critical Werkspoor NV
Publication of GB750751A publication Critical patent/GB750751A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/16Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
    • B66B5/26Positively-acting devices, e.g. latches, knives

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

750,751. Lift catch gear. WERKSPOOR N.V. May 17, 1954 [July 4, 1953], No. 14468/54. Class 78(3). Catch gear for a lift cage consists of a member 3 which is locked to the guides 1 by dogs 4 when the winding rope 5 runs slack, and a coupling between the member 3 and the cage 2 comprising strips 10 of deformable material, e.g. mild steel, which are normally housed within a tube 11 but are withdrawn therefrom when the member 3 is arrested so cushioning the stopping of the cage. The walls of this tube are provided with dovetail cross-section grooves (not shown) to accommodate the similarly shaped adjacent legs of strips 10 and thereby support them against collapse under the axial compressive loads imposed thereon.
GB14468/54A 1953-07-04 1954-05-17 Improvements in and relating to cushioning devices for braking systems Expired GB750751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL750751X 1953-07-04

Publications (1)

Publication Number Publication Date
GB750751A true GB750751A (en) 1956-06-20

Family

ID=19824014

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14468/54A Expired GB750751A (en) 1953-07-04 1954-05-17 Improvements in and relating to cushioning devices for braking systems

Country Status (1)

Country Link
GB (1) GB750751A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3146014A (en) * 1959-08-12 1964-08-25 Gen Motors Corp Energy absorbing vehicle bumper assembly
DE1200142B (en) * 1958-02-17 1965-09-02 Willem Dekkers Van Zelm Device for intercepting and destroying high amounts of kinetic energy
DE1207218B (en) * 1958-05-26 1965-12-16 Zelm Associates Inc Van Device for intercepting and destroying high amounts of kinetic energy

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1200142B (en) * 1958-02-17 1965-09-02 Willem Dekkers Van Zelm Device for intercepting and destroying high amounts of kinetic energy
DE1207218B (en) * 1958-05-26 1965-12-16 Zelm Associates Inc Van Device for intercepting and destroying high amounts of kinetic energy
US3146014A (en) * 1959-08-12 1964-08-25 Gen Motors Corp Energy absorbing vehicle bumper assembly

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