FR1563578A - - Google Patents

Info

Publication number
FR1563578A
FR1563578A FR1563578DA FR1563578A FR 1563578 A FR1563578 A FR 1563578A FR 1563578D A FR1563578D A FR 1563578DA FR 1563578 A FR1563578 A FR 1563578A
Authority
FR
France
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)
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 filed Critical
Application granted granted Critical
Publication of FR1563578A publication Critical patent/FR1563578A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
    • B66C1/442—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces actuated by lifting force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2472—Electromagnetic mechanisms with rotatable armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/48—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release
    • H01H73/50—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release reset by lever

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Breakers (AREA)
FR1563578D 1967-05-26 1968-05-24 Expired FR1563578A (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64166067A 1967-05-26 1967-05-26
SE1114467 1967-08-04

Publications (1)

Publication Number Publication Date
FR1563578A true FR1563578A (en:Method) 1969-04-11

Family

ID=26655816

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1563576D Expired FR1563576A (en:Method) 1967-05-26 1968-05-24
FR1563578D Expired FR1563578A (en:Method) 1967-05-26 1968-05-24

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1563576D Expired FR1563576A (en:Method) 1967-05-26 1968-05-24

Country Status (3)

Country Link
US (1) US3425007A (en:Method)
BE (1) BE715929A (en:Method)
FR (2) FR1563576A (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5086263U (en:Method) * 1973-12-12 1975-07-23
FR2540086A1 (fr) * 1983-01-28 1984-08-03 Lebrun Marc Pince auto-serrante, servant plus particulierement a la manutention de materiaux de construction se presentant sous forme de blocs

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2100757A (en) * 1934-09-29 1937-11-30 Westinghouse Electric & Mfg Co Circuit breaker
US2620382A (en) * 1951-02-02 1952-12-02 Mcgraw Electric Co Automatic reclosing circuit breaker
US3201650A (en) * 1959-03-09 1965-08-17 Robert T Schultz Short protector circuit

Also Published As

Publication number Publication date
US3425007A (en) 1969-01-28
BE715929A (en:Method) 1968-10-16
FR1563576A (en:Method) 1969-04-11

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Legal Events

Date Code Title Description
ST Notification of lapse