FR378370A - Electric operating device for hydraulic or aero-hydraulic elevators - Google Patents

Electric operating device for hydraulic or aero-hydraulic elevators

Info

Publication number
FR378370A
FR378370A FR378370DA FR378370A FR 378370 A FR378370 A FR 378370A FR 378370D A FR378370D A FR 378370DA FR 378370 A FR378370 A FR 378370A
Authority
FR
France
Prior art keywords
hydraulic
aero
operating device
electric operating
elevators
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.)
ABEL PIFRE ET CIE SOC
Original Assignee
ABEL PIFRE ET CIE SOC
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 ABEL PIFRE ET CIE SOC filed Critical ABEL PIFRE ET CIE SOC
Application granted granted Critical
Publication of FR378370A publication Critical patent/FR378370A/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
    • B66B1/04—Control systems without regulation, i.e. without retroactive action hydraulic
FR378370D 1907-05-31 1907-05-31 Electric operating device for hydraulic or aero-hydraulic elevators Expired FR378370A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR378370T 1907-05-31

Publications (1)

Publication Number Publication Date
FR378370A true FR378370A (en) 1907-10-03

Family

ID=1424727

Family Applications (1)

Application Number Title Priority Date Filing Date
FR378370D Expired FR378370A (en) 1907-05-31 1907-05-31 Electric operating device for hydraulic or aero-hydraulic elevators

Country Status (1)

Country Link
FR (1) FR378370A (en)

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