FR666674A - Elevator improvements - Google Patents

Elevator improvements

Info

Publication number
FR666674A
FR666674A FR666674DA FR666674A FR 666674 A FR666674 A FR 666674A FR 666674D A FR666674D A FR 666674DA FR 666674 A FR666674 A FR 666674A
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)
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 FR666674A publication Critical patent/FR666674A/en
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
    • B66B1/52—Floor selectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR666674D 1927-09-28 1928-09-27 Elevator improvements Expired FR666674A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US666674XA 1927-09-28 1927-09-28

Publications (1)

Publication Number Publication Date
FR666674A true FR666674A (en) 1929-10-04

Family

ID=22070930

Family Applications (1)

Application Number Title Priority Date Filing Date
FR666674D Expired FR666674A (en) 1927-09-28 1928-09-27 Elevator improvements

Country Status (1)

Country Link
FR (1) FR666674A (en)

Similar Documents

Publication Publication Date Title
FR644278A (en) Footwear improvements
FR658224A (en) Brake improvements
FR641470A (en) Elevator
FR648172A (en) Developments in elevators
FR662178A (en) Elevator improvements
FR668149A (en) Elevator improvements
FR666674A (en) Elevator improvements
FR648399A (en) Mixer improvements
FR656586A (en) Grapple improvements
FR641485A (en) Bearing improvements
FR632022A (en) grain elevator
FR639986A (en) Tarares improvements
FR637216A (en) Shade improvements
FR659305A (en) Improvements to electromagnets
FR635542A (en) Reheaters-feeders
FR646730A (en) Winch improvements
FR651842A (en) Elevator improvements
FR663688A (en) Brake improvements
FR663480A (en) Brake improvements
FR645247A (en) Brake improvements
FR639652A (en) Brake improvements
FR625659A (en) elevator
SU9541A1 (en) Pa lnik
FR643195A (en) Rewinder improvements
FR654268A (en) Collar improvements