FR1231157A - Device for the rapid detection of mechanical overload of an electric motor - Google Patents

Device for the rapid detection of mechanical overload of an electric motor

Info

Publication number
FR1231157A
FR1231157A FR791484A FR791484A FR1231157A FR 1231157 A FR1231157 A FR 1231157A FR 791484 A FR791484 A FR 791484A FR 791484 A FR791484 A FR 791484A FR 1231157 A FR1231157 A FR 1231157A
Authority
FR
France
Prior art keywords
electric motor
rapid detection
mechanical overload
overload
mechanical
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
FR791484A
Other languages
French (fr)
Inventor
Gilbert-Ernest Gauvin
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
Priority to FR791484A priority Critical patent/FR1231157A/en
Application granted granted Critical
Publication of FR1231157A publication Critical patent/FR1231157A/en
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
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • B66C23/90—Devices for indicating or limiting lifting moment
    • B66C23/905—Devices for indicating or limiting lifting moment electrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C15/00—Safety gear
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
FR791484A 1959-04-08 1959-04-08 Device for the rapid detection of mechanical overload of an electric motor Expired FR1231157A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR791484A FR1231157A (en) 1959-04-08 1959-04-08 Device for the rapid detection of mechanical overload of an electric motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR791484A FR1231157A (en) 1959-04-08 1959-04-08 Device for the rapid detection of mechanical overload of an electric motor

Publications (1)

Publication Number Publication Date
FR1231157A true FR1231157A (en) 1960-09-27

Family

ID=8713391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR791484A Expired FR1231157A (en) 1959-04-08 1959-04-08 Device for the rapid detection of mechanical overload of an electric motor

Country Status (1)

Country Link
FR (1) FR1231157A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1184329A2 (en) * 2000-08-29 2002-03-06 KCI Konecranes International PLC Method and arrangement for measuring load of hoisting apparatus
EP1184331A2 (en) * 2000-08-29 2002-03-06 KCI Konecranes International PLC Method and apparatus for controlling release of hoisting motor brake in hoisting apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1184329A2 (en) * 2000-08-29 2002-03-06 KCI Konecranes International PLC Method and arrangement for measuring load of hoisting apparatus
EP1184331A2 (en) * 2000-08-29 2002-03-06 KCI Konecranes International PLC Method and apparatus for controlling release of hoisting motor brake in hoisting apparatus
EP1184331A3 (en) * 2000-08-29 2006-10-18 KCI Konecranes International PLC Method and apparatus for controlling release of hoisting motor brake in hoisting apparatus
EP1184329A3 (en) * 2000-08-29 2008-10-15 KCI Konecranes International PLC Method and arrangement for measuring load of hoisting apparatus

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