FR511587A - Improvements in locking maneuvers through doors in elevators and freight elevators - Google Patents

Improvements in locking maneuvers through doors in elevators and freight elevators

Info

Publication number
FR511587A
FR511587A FR511587A FR511587DA FR511587A FR 511587 A FR511587 A FR 511587A FR 511587 A FR511587 A FR 511587A FR 511587D A FR511587D A FR 511587DA FR 511587 A FR511587 A FR 511587A
Authority
FR
France
Prior art keywords
elevators
maneuvers
doors
locking
freight
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
FR511587A
Other languages
French (fr)
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.)
Edoux Samain SA Des Ets
Original Assignee
Edoux Samain SA Des Ets
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 Edoux Samain SA Des Ets filed Critical Edoux Samain SA Des Ets
Application granted granted Critical
Publication of FR511587A publication Critical patent/FR511587A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR511587A 1920-03-15 1920-03-15 Improvements in locking maneuvers through doors in elevators and freight elevators Expired FR511587A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR511587T 1920-03-15

Publications (1)

Publication Number Publication Date
FR511587A true FR511587A (en) 1920-12-29

Family

ID=8912459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR511587A Expired FR511587A (en) 1920-03-15 1920-03-15 Improvements in locking maneuvers through doors in elevators and freight elevators

Country Status (1)

Country Link
FR (1) FR511587A (en)

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