FR405175A - Control device for automatic shutters - Google Patents

Control device for automatic shutters

Info

Publication number
FR405175A
FR405175A FR405175DA FR405175A FR 405175 A FR405175 A FR 405175A FR 405175D A FR405175D A FR 405175DA FR 405175 A FR405175 A FR 405175A
Authority
FR
France
Prior art keywords
control device
automatic shutters
shutters
automatic
control
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.)
DE LEVAGE ET DE MATERIEL DE TRAVAUX PUBLICS
Original Assignee
DE LEVAGE ET DE MATERIEL DE TRAVAUX PUBLICS
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 DE LEVAGE ET DE MATERIEL DE TRAVAUX PUBLICS filed Critical DE LEVAGE ET DE MATERIEL DE TRAVAUX PUBLICS
Application granted granted Critical
Publication of FR405175A publication Critical patent/FR405175A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C3/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
    • B66C3/12Grabs actuated by two or more ropes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR405175D 1909-07-17 1909-07-17 Control device for automatic shutters Expired FR405175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR405175T 1909-07-17

Publications (1)

Publication Number Publication Date
FR405175A true FR405175A (en) 1909-12-22

Family

ID=1449682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR405175D Expired FR405175A (en) 1909-07-17 1909-07-17 Control device for automatic shutters

Country Status (1)

Country Link
FR (1) FR405175A (en)

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