JPS5085056A - - Google Patents

Info

Publication number
JPS5085056A
JPS5085056A JP49136969A JP13696974A JPS5085056A JP S5085056 A JPS5085056 A JP S5085056A JP 49136969 A JP49136969 A JP 49136969A JP 13696974 A JP13696974 A JP 13696974A JP S5085056 A JPS5085056 A JP S5085056A
Authority
JP
Japan
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.)
Pending
Application number
JP49136969A
Other languages
Japanese (ja)
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
Publication of JPS5085056A publication Critical patent/JPS5085056A/ja
Pending 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
    • B66C23/702—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic with a jib extension boom
    • 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
    • B66C23/703—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by flexible elements, e.g. cables, chains or bands

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
JP49136969A 1973-11-29 1974-11-28 Pending JPS5085056A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00420011A US3844418A (en) 1973-11-29 1973-11-29 Telescoping jib assembly

Publications (1)

Publication Number Publication Date
JPS5085056A true JPS5085056A (enrdf_load_stackoverflow) 1975-07-09

Family

ID=23664701

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49136969A Pending JPS5085056A (enrdf_load_stackoverflow) 1973-11-29 1974-11-28

Country Status (8)

Country Link
US (1) US3844418A (enrdf_load_stackoverflow)
JP (1) JPS5085056A (enrdf_load_stackoverflow)
BR (1) BR7409542A (enrdf_load_stackoverflow)
CA (1) CA989354A (enrdf_load_stackoverflow)
DE (1) DE2453591A1 (enrdf_load_stackoverflow)
FR (1) FR2252976B1 (enrdf_load_stackoverflow)
GB (1) GB1423128A (enrdf_load_stackoverflow)
ZA (1) ZA746741B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1602685A (en) * 1978-05-31 1981-11-11 Coles Cranes Ltd Mobile cranes
CA1143321A (en) * 1981-04-09 1983-03-22 Donald L. Smith Retractable conveyor belt
US4544321A (en) * 1983-10-26 1985-10-01 John Lanier Apparatus for moving a wheelchair into and out of an automobile
DE9311778U1 (de) * 1993-08-06 1994-12-08 Liebherr-Werk Ehingen Gmbh, 89584 Ehingen Mobilkran
FR2719574B1 (fr) * 1994-05-06 1996-07-26 Ppm Ensemble de prolongation pour flèche télescopique de grue mobile et grue mobile en faisant application.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2896750A (en) * 1956-04-20 1959-07-28 Jay M Eitel Telescoping assembly
US3044312A (en) * 1960-05-20 1962-07-17 Curtiss Wright Corp Mechanism for converting rotary to linear movement
US3414086A (en) * 1966-08-19 1968-12-03 Eaton Yale & Towne Plural upright mechanism
US3534867A (en) * 1968-07-25 1970-10-20 Harnischfeger Corp Compensating boom hoist cable system for a telescopic boom for cranes or the like
US3565217A (en) * 1968-10-10 1971-02-23 Alaska Elevator Corp Offshore elevator improvements
US3732988A (en) * 1970-10-12 1973-05-15 Case Co J I Jib assembly for telescoping crane boom

Also Published As

Publication number Publication date
GB1423128A (en) 1976-01-28
ZA746741B (en) 1975-11-26
DE2453591A1 (de) 1975-06-05
CA989354A (en) 1976-05-18
US3844418A (en) 1974-10-29
FR2252976B1 (enrdf_load_stackoverflow) 1979-10-12
BR7409542A (pt) 1976-05-25
FR2252976A1 (enrdf_load_stackoverflow) 1975-06-27

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