FR2324564B3 - - Google Patents

Info

Publication number
FR2324564B3
FR2324564B3 FR7627674A FR7627674A FR2324564B3 FR 2324564 B3 FR2324564 B3 FR 2324564B3 FR 7627674 A FR7627674 A FR 7627674A FR 7627674 A FR7627674 A FR 7627674A FR 2324564 B3 FR2324564 B3 FR 2324564B3
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
FR7627674A
Other versions
FR2324564A1 (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.)
Case LLC
Original Assignee
JI Case Co
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 JI Case Co filed Critical JI Case Co
Publication of FR2324564A1 publication Critical patent/FR2324564A1/fr
Application granted granted Critical
Publication of FR2324564B3 publication Critical patent/FR2324564B3/fr
Granted 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
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
FR7627674A 1975-09-18 1976-09-15 Construction de grue et son procede d'utilisation Granted FR2324564A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/614,411 US4047618A (en) 1975-09-18 1975-09-18 Crane construction and method of operation

Publications (2)

Publication Number Publication Date
FR2324564A1 FR2324564A1 (fr) 1977-04-15
FR2324564B3 true FR2324564B3 (fr) 1980-01-11

Family

ID=24461148

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7627674A Granted FR2324564A1 (fr) 1975-09-18 1976-09-15 Construction de grue et son procede d'utilisation

Country Status (6)

Country Link
US (1) US4047618A (fr)
BR (1) BR7605192A (fr)
CA (1) CA1029334A (fr)
DE (1) DE2639638A1 (fr)
FR (1) FR2324564A1 (fr)
GB (1) GB1539772A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728249A (en) * 1985-12-11 1988-03-01 The Gradall Company Telescoping boom assembly with longitudinally displaceable base boom section
GB2218397B (en) * 1988-05-12 1992-04-08 Grove Coles Ltd Improvements in and relating to telescopic boom mobile cranes
US6024232A (en) * 1997-07-24 2000-02-15 Kalmar Industries Sverige Ab Boom truck
DE10104310B4 (de) * 2001-01-22 2005-02-03 Terex-Demag Gmbh & Co. Kg Fahrzeugkran mit Teleskopausleger
US20090019794A1 (en) * 2006-03-30 2009-01-22 Oscar Centelles Vilalta Device for collapsing towers in movable structures

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA794193A (en) * 1968-09-10 Tacoma Boatbuilding Co. Mining crane
DE1481733A1 (de) * 1966-03-11 1969-06-26 Andersson Lars Rickard Mobilkran
DE1297834B (de) * 1967-03-11 1969-06-19 E H Hans Dr Ing Fahrbarer Mehrzweckkran
US3939988A (en) * 1969-04-09 1976-02-24 General Crane Industries Limited Tower crane

Also Published As

Publication number Publication date
US4047618A (en) 1977-09-13
BR7605192A (pt) 1977-08-09
DE2639638A1 (de) 1977-03-24
FR2324564A1 (fr) 1977-04-15
CA1029334A (fr) 1978-04-11
GB1539772A (en) 1979-02-07

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Legal Events

Date Code Title Description
ST Notification of lapse