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FR2272015B1 - - Google Patents

Info

Publication number
FR2272015B1
FR2272015B1 FR7417923A FR7417923A FR2272015B1 FR 2272015 B1 FR2272015 B1 FR 2272015B1 FR 7417923 A FR7417923 A FR 7417923A FR 7417923 A FR7417923 A FR 7417923A FR 2272015 B1 FR2272015 B1 FR 2272015B1
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
FR7417923A
Other languages
French (fr)
Other versions
FR2272015A1 (en
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.)
OD POLT INSTITUT
Original Assignee
OD POLT INSTITUT
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 OD POLT INSTITUT filed Critical OD POLT INSTITUT
Priority to FR7417923A priority Critical patent/FR2272015A1/en
Publication of FR2272015A1 publication Critical patent/FR2272015A1/en
Application granted granted Critical
Publication of FR2272015B1 publication Critical patent/FR2272015B1/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
    • 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
    • B66C15/02—Safety gear for retaining load-engaging elements in the event of rope or cable breakage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
FR7417923A 1974-05-22 1974-05-22 Duplex hoist mechanism for crane - has ropes reeved round coupled pulleys working in guides to equalise load Granted FR2272015A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7417923A FR2272015A1 (en) 1974-05-22 1974-05-22 Duplex hoist mechanism for crane - has ropes reeved round coupled pulleys working in guides to equalise load

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7417923A FR2272015A1 (en) 1974-05-22 1974-05-22 Duplex hoist mechanism for crane - has ropes reeved round coupled pulleys working in guides to equalise load

Publications (2)

Publication Number Publication Date
FR2272015A1 FR2272015A1 (en) 1975-12-19
FR2272015B1 true FR2272015B1 (en) 1977-10-14

Family

ID=9139178

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417923A Granted FR2272015A1 (en) 1974-05-22 1974-05-22 Duplex hoist mechanism for crane - has ropes reeved round coupled pulleys working in guides to equalise load

Country Status (1)

Country Link
FR (1) FR2272015A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2631016B1 (en) * 1988-05-06 1990-08-17 Reel Sa LIFTING WINCH
CN105600685B (en) * 2016-03-29 2017-11-28 苏州倍特罗智能科技有限公司 A kind of crane that can reduce whole height

Also Published As

Publication number Publication date
FR2272015A1 (en) 1975-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse