CA979034A - Lifts - Google Patents

Lifts

Info

Publication number
CA979034A
CA979034A CA174,015A CA174015A CA979034A CA 979034 A CA979034 A CA 979034A CA 174015 A CA174015 A CA 174015A CA 979034 A CA979034 A CA 979034A
Authority
CA
Canada
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
CA174,015A
Other versions
CA174015S (en
Inventor
Alan Dewhurst
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.)
Dewhurst and Partner PLC
Original Assignee
Dewhurst and Partner PLC
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 Dewhurst and Partner PLC filed Critical Dewhurst and Partner PLC
Application granted granted Critical
Publication of CA979034A publication Critical patent/CA979034A/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
    • B66B13/06—Door or gate operation of sliding doors
    • B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
CA174,015A 1972-06-19 1973-06-14 Lifts Expired CA979034A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2861772A GB1426879A (en) 1972-06-19 1972-06-19 Lifts

Publications (1)

Publication Number Publication Date
CA979034A true CA979034A (en) 1975-12-02

Family

ID=10278434

Family Applications (1)

Application Number Title Priority Date Filing Date
CA174,015A Expired CA979034A (en) 1972-06-19 1973-06-14 Lifts

Country Status (4)

Country Link
US (1) US3878919A (en)
CA (1) CA979034A (en)
ES (1) ES416074A1 (en)
GB (1) GB1426879A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512443A (en) * 1982-03-24 1985-04-23 Dewhurst & Partner P.L.C. Lift door control apparatus
US4436184A (en) 1982-05-05 1984-03-13 Westinghouse Electric Corp. Elevator system
US4529065A (en) * 1983-10-21 1985-07-16 Westinghouse Electric Corp. Elevator system
FR2625991B1 (en) * 1988-01-14 1990-04-27 Soretex DEVICE FOR DRIVING AN ELEVATOR CAB DOOR
JP4245371B2 (en) * 2003-02-21 2009-03-25 東芝エレベータ株式会社 Elevator door equipment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1709301A (en) * 1929-04-16 Elevator-control apparatus
US2458402A (en) * 1944-02-29 1949-01-04 Maintenance Company Inc Automatic operator for elevator doors and hall doors
US2998245A (en) * 1959-04-20 1961-08-29 Dover Corp Power operator for elevator doors and the like
US3344556A (en) * 1965-11-18 1967-10-03 Edwards Power Door Co Inc Door operating device
GB1104057A (en) * 1966-04-21 1968-02-21 G D Peters & Co Engineering Lt Improvements relating to power operated sliding door gear
US3406484A (en) * 1966-12-22 1968-10-22 Dover Corp Door operator mechanism

Also Published As

Publication number Publication date
GB1426879A (en) 1976-03-03
US3878919A (en) 1975-04-22
ES416074A1 (en) 1976-05-16

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