GB712722A - Improvements relating to the doors of lifts - Google Patents

Improvements relating to the doors of lifts

Info

Publication number
GB712722A
GB712722A GB1393452A GB1393452A GB712722A GB 712722 A GB712722 A GB 712722A GB 1393452 A GB1393452 A GB 1393452A GB 1393452 A GB1393452 A GB 1393452A GB 712722 A GB712722 A GB 712722A
Authority
GB
United Kingdom
Prior art keywords
lifts
doors
improvements relating
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
GB1393452A
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.)
Wm Wadsworth & Sons Ltd
Original Assignee
Wm Wadsworth & Sons 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 Wm Wadsworth & Sons Ltd filed Critical Wm Wadsworth & Sons Ltd
Priority to GB1393452A priority Critical patent/GB712722A/en
Publication of GB712722A publication Critical patent/GB712722A/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
    • B66B13/12—Arrangements for effecting simultaneous opening or closing of cage and landing doors
GB1393452A 1952-06-03 1952-06-03 Improvements relating to the doors of lifts Expired GB712722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1393452A GB712722A (en) 1952-06-03 1952-06-03 Improvements relating to the doors of lifts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1393452A GB712722A (en) 1952-06-03 1952-06-03 Improvements relating to the doors of lifts

Publications (1)

Publication Number Publication Date
GB712722A true GB712722A (en) 1954-07-28

Family

ID=10032026

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1393452A Expired GB712722A (en) 1952-06-03 1952-06-03 Improvements relating to the doors of lifts

Country Status (1)

Country Link
GB (1) GB712722A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998014395A1 (en) * 1996-10-03 1998-04-09 Inventio Ag Operating system for lift doors
US6070700A (en) * 1997-09-16 2000-06-06 Inventio Ag Operating system for elevator doors
US10392229B2 (en) 2014-08-25 2019-08-27 Michael SALVENMOSER Device for actuating a car or shaft door of an elevator system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998014395A1 (en) * 1996-10-03 1998-04-09 Inventio Ag Operating system for lift doors
US6070700A (en) * 1997-09-16 2000-06-06 Inventio Ag Operating system for elevator doors
US10392229B2 (en) 2014-08-25 2019-08-27 Michael SALVENMOSER Device for actuating a car or shaft door of an elevator system
US11192755B2 (en) 2014-08-25 2021-12-07 Michael SALVENMOSER Device for actuating a car or shaft door of an elevator system

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