GB1551376A - Lifts - Google Patents

Lifts

Info

Publication number
GB1551376A
GB1551376A GB2377876A GB2377876A GB1551376A GB 1551376 A GB1551376 A GB 1551376A GB 2377876 A GB2377876 A GB 2377876A GB 2377876 A GB2377876 A GB 2377876A GB 1551376 A GB1551376 A GB 1551376A
Authority
GB
United Kingdom
Prior art keywords
lifts
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
GB2377876A
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.)
Wadsworth & Sons Ltd Wm
Original Assignee
Wadsworth & Sons Ltd Wm
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 Wadsworth & Sons Ltd Wm filed Critical Wadsworth & Sons Ltd Wm
Priority to GB2377876A priority Critical patent/GB1551376A/en
Publication of GB1551376A publication Critical patent/GB1551376A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
    • B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
    • B66B13/20—Lock mechanisms actuated mechanically by abutments or projections on the cages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
GB2377876A 1977-05-11 1977-05-11 Lifts Expired GB1551376A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2377876A GB1551376A (en) 1977-05-11 1977-05-11 Lifts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2377876A GB1551376A (en) 1977-05-11 1977-05-11 Lifts

Publications (1)

Publication Number Publication Date
GB1551376A true GB1551376A (en) 1979-08-30

Family

ID=10201175

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2377876A Expired GB1551376A (en) 1977-05-11 1977-05-11 Lifts

Country Status (1)

Country Link
GB (1) GB1551376A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006086399A1 (en) 2005-02-11 2006-08-17 Honeywell International Inc. Elevator door interlock

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006086399A1 (en) 2005-02-11 2006-08-17 Honeywell International Inc. Elevator door interlock
US7549516B2 (en) 2005-02-11 2009-06-23 Honeywell International Inc. Elevator door interlock
CN101155746B (en) * 2005-02-11 2010-08-04 霍尼韦尔国际公司 Elevator door interlock

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Legal Events

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