FR833111A - Elevator improvements - Google Patents

Elevator improvements

Info

Publication number
FR833111A
FR833111A FR833111DA FR833111A FR 833111 A FR833111 A FR 833111A FR 833111D A FR833111D A FR 833111DA FR 833111 A FR833111 A FR 833111A
Authority
FR
France
Prior art keywords
elevator
elevator improvements
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
Other languages
French (fr)
Inventor
Ernest Marmaduke Ford
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 filed Critical
Application granted granted Critical
Publication of FR833111A publication Critical patent/FR833111A/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
FR833111D 1937-02-04 1938-02-03 Elevator improvements Expired FR833111A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB833111X 1937-02-04

Publications (1)

Publication Number Publication Date
FR833111A true FR833111A (en) 1938-10-12

Family

ID=10552145

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833111D Expired FR833111A (en) 1937-02-04 1938-02-03 Elevator improvements

Country Status (1)

Country Link
FR (1) FR833111A (en)

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