FR2293395A1 - Dispositif de securite contre la descente en chute libre d'une charge suspendue a une grue - Google Patents

Dispositif de securite contre la descente en chute libre d'une charge suspendue a une grue

Info

Publication number
FR2293395A1
FR2293395A1 FR7537329A FR7537329A FR2293395A1 FR 2293395 A1 FR2293395 A1 FR 2293395A1 FR 7537329 A FR7537329 A FR 7537329A FR 7537329 A FR7537329 A FR 7537329A FR 2293395 A1 FR2293395 A1 FR 2293395A1
Authority
FR
France
Prior art keywords
coupling
free fall
brakes
crane load
winch drums
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.)
Granted
Application number
FR7537329A
Other languages
English (en)
Other versions
FR2293395B3 (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.)
Mannesmann Demag AG
Original Assignee
Demag AG
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 Demag AG filed Critical Demag AG
Publication of FR2293395A1 publication Critical patent/FR2293395A1/fr
Application granted granted Critical
Publication of FR2293395B3 publication Critical patent/FR2293395B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/54—Safety gear

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)
FR7537329A 1974-12-05 1975-12-05 Dispositif de securite contre la descente en chute libre d'une charge suspendue a une grue Granted FR2293395A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2457453 1974-12-05

Publications (2)

Publication Number Publication Date
FR2293395A1 true FR2293395A1 (fr) 1976-07-02
FR2293395B3 FR2293395B3 (fr) 1979-09-21

Family

ID=5932548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7537329A Granted FR2293395A1 (fr) 1974-12-05 1975-12-05 Dispositif de securite contre la descente en chute libre d'une charge suspendue a une grue

Country Status (1)

Country Link
FR (1) FR2293395A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2741867A1 (fr) * 1995-12-04 1997-06-06 Ehrenleitner Franz Dispositif de levage de charges deplacable
CN104709835A (zh) * 2015-03-23 2015-06-17 山东钢铁股份有限公司 一种冶金铸造起重机主起升机构及起重机
WO2015176119A1 (fr) * 2014-05-23 2015-11-26 Jands Pty Ltd Dispositif de levage électromagnétique permettant d'éliminer la possibilité de perte de contrôle d'une charge en raison d'un point de défaillance unique dans un train d'entraînement et son procédé de fonctionnement

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2741867A1 (fr) * 1995-12-04 1997-06-06 Ehrenleitner Franz Dispositif de levage de charges deplacable
WO2015176119A1 (fr) * 2014-05-23 2015-11-26 Jands Pty Ltd Dispositif de levage électromagnétique permettant d'éliminer la possibilité de perte de contrôle d'une charge en raison d'un point de défaillance unique dans un train d'entraînement et son procédé de fonctionnement
AU2015263842B2 (en) * 2014-05-23 2020-02-27 Jands Pty Ltd An electromechanical hoist for eliminating the possibility of loss of control of a load following a single point failure in a drive train and a method of operation thereof
CN104709835A (zh) * 2015-03-23 2015-06-17 山东钢铁股份有限公司 一种冶金铸造起重机主起升机构及起重机

Also Published As

Publication number Publication date
FR2293395B3 (fr) 1979-09-21

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