FR662178A - Elevator improvements - Google Patents

Elevator improvements

Info

Publication number
FR662178A
FR662178A FR662178DA FR662178A FR 662178 A FR662178 A FR 662178A FR 662178D A FR662178D A FR 662178DA FR 662178 A FR662178 A FR 662178A
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 FR662178A publication Critical patent/FR662178A/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
    • B66B1/02—Control systems without regulation, i.e. without retroactive action
    • B66B1/06—Control systems without regulation, i.e. without retroactive action electric
    • B66B1/14—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements
    • B66B1/16—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements with means for storing pulses controlling the movements of a single car or cage

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR662178D 1927-09-28 1928-09-27 Elevator improvements Expired FR662178A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US662178XA 1927-09-28 1927-09-28

Publications (1)

Publication Number Publication Date
FR662178A true FR662178A (en) 1929-08-03

Family

ID=22068056

Family Applications (1)

Application Number Title Priority Date Filing Date
FR662178D Expired FR662178A (en) 1927-09-28 1928-09-27 Elevator improvements

Country Status (1)

Country Link
FR (1) FR662178A (en)

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