FR668149A - Perfectionnements aux ascenseurs - Google Patents

Perfectionnements aux ascenseurs

Info

Publication number
FR668149A
FR668149A FR668149DA FR668149A FR 668149 A FR668149 A FR 668149A FR 668149D A FR668149D A FR 668149DA FR 668149 A FR668149 A FR 668149A
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
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 FR668149A publication Critical patent/FR668149A/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
    • B66B1/02—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)
FR668149D 1927-09-28 1928-09-27 Perfectionnements aux ascenseurs Expired FR668149A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US668149XA 1927-09-28 1927-09-28

Publications (1)

Publication Number Publication Date
FR668149A true FR668149A (fr) 1929-10-28

Family

ID=22071895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR668149D Expired FR668149A (fr) 1927-09-28 1928-09-27 Perfectionnements aux ascenseurs

Country Status (1)

Country Link
FR (1) FR668149A (fr)

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