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FR507456A - Perfectionnements aux ascenseurs électriques - Google Patents

Perfectionnements aux ascenseurs électriques

Info

Publication number
FR507456A
FR507456A FR507456A FR507456DA FR507456A FR 507456 A FR507456 A FR 507456A FR 507456 A FR507456 A FR 507456A FR 507456D A FR507456D A FR 507456DA FR 507456 A FR507456 A FR 507456A
Authority
FR
France
Prior art keywords
electric elevators
elevators
electric
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
FR507456A
Other languages
English (en)
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.)
OTIS PIFRE ATELIERS SA
Original Assignee
OTIS PIFRE ATELIERS SA
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 OTIS PIFRE ATELIERS SA filed Critical OTIS PIFRE ATELIERS SA
Application granted granted Critical
Publication of FR507456A publication Critical patent/FR507456A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46—Adaptations of switches or switchgear
    • B66B1/50—Adaptations of switches or switchgear with operating or control mechanisms mounted in the car or cage or in the lift well or hoistway
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Elevator Control (AREA)
FR507456A 1916-12-28 1919-12-17 Perfectionnements aux ascenseurs électriques Expired FR507456A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US139258A US1369094A (en) 1916-12-28 1916-12-28 Elevator

Publications (1)

Publication Number Publication Date
FR507456A true FR507456A (fr) 1920-09-16

Family

ID=22485805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR507456A Expired FR507456A (fr) 1916-12-28 1919-12-17 Perfectionnements aux ascenseurs électriques

Country Status (2)

Country Link
US (1) US1369094A (fr)
FR (1) FR507456A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691448A (en) * 1949-07-20 1954-10-12 Dudley M Lontz Automatic materials handling system

Also Published As

Publication number Publication date
US1369094A (en) 1921-02-22

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