FR2471347B1 - - Google Patents

Info

Publication number
FR2471347B1
FR2471347B1 FR7930188A FR7930188A FR2471347B1 FR 2471347 B1 FR2471347 B1 FR 2471347B1 FR 7930188 A FR7930188 A FR 7930188A FR 7930188 A FR7930188 A FR 7930188A FR 2471347 B1 FR2471347 B1 FR 2471347B1
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
FR7930188A
Other languages
French (fr)
Other versions
FR2471347A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7930188A priority Critical patent/FR2471347A1/fr
Publication of FR2471347A1 publication Critical patent/FR2471347A1/fr
Application granted granted Critical
Publication of FR2471347B1 publication Critical patent/FR2471347B1/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
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
    • B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
    • 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
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/34—Crane hooks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
FR7930188A 1979-12-10 1979-12-10 Dispositif pour le decrochage de la charge portee par un engin de levage Granted FR2471347A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7930188A FR2471347A1 (fr) 1979-12-10 1979-12-10 Dispositif pour le decrochage de la charge portee par un engin de levage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7930188A FR2471347A1 (fr) 1979-12-10 1979-12-10 Dispositif pour le decrochage de la charge portee par un engin de levage

Publications (2)

Publication Number Publication Date
FR2471347A1 FR2471347A1 (fr) 1981-06-19
FR2471347B1 true FR2471347B1 (cg-RX-API-DMAC10.html) 1984-01-13

Family

ID=9232562

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7930188A Granted FR2471347A1 (fr) 1979-12-10 1979-12-10 Dispositif pour le decrochage de la charge portee par un engin de levage

Country Status (1)

Country Link
FR (1) FR2471347A1 (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103606846A (zh) * 2013-11-21 2014-02-26 国网上海市电力公司 一种带电更换绝缘子串作业用高强度绝缘绳支撑组件

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110027978B (zh) * 2019-05-13 2024-07-26 中交一航局第二工程有限公司 自动挂脱钩吊具及吊装方法
CN119637754B (zh) * 2025-02-18 2025-05-06 山西海通实业有限公司 一种具有安全保护功能的可调速液压葫芦

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1477836A (en) * 1921-07-26 1923-12-18 Owen J Mcgowan Trip hook
DE850943C (de) * 1950-03-24 1952-09-29 Adolf Schnydrig Seilfuehrungsvorrichtung fuer Schleppfoerderseile
FR1097362A (fr) * 1954-03-19 1955-07-05 Système de poulie décrochable à distance
FR1270055A (fr) * 1960-07-12 1961-08-25 Poulie décrochable à distance
US3630562A (en) * 1969-12-24 1971-12-28 Joseph R Metz Power or manually released cargo latch
FR2096667B1 (cg-RX-API-DMAC10.html) * 1970-05-14 1973-11-16 Haulotte Georges
IT953239B (it) * 1972-01-28 1973-08-10 Fontana L Sistema di sospensione ad aggancio che consente la rotazione del cari co trasportato intorno ad una asse verticale la trasmissione di ener gia elettrica su tre circuiti e l abbandono automatico del carico solo quando il carico stesso e posato sul suolo
GB1568571A (en) * 1977-04-06 1980-06-04 Secretary Industry Brit Release hook assemblies
US4174132A (en) * 1977-12-20 1979-11-13 American Hoist & Derrick Company Multiple position hook assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103606846A (zh) * 2013-11-21 2014-02-26 国网上海市电力公司 一种带电更换绝缘子串作业用高强度绝缘绳支撑组件
CN103606846B (zh) * 2013-11-21 2015-12-30 国网上海市电力公司 一种带电更换绝缘子串作业用高强度绝缘绳支撑组件

Also Published As

Publication number Publication date
FR2471347A1 (fr) 1981-06-19

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Legal Events

Date Code Title Description
ST Notification of lapse