JPS5085057A - - Google Patents

Info

Publication number
JPS5085057A
JPS5085057A JP13697074A JP13697074A JPS5085057A JP S5085057 A JPS5085057 A JP S5085057A JP 13697074 A JP13697074 A JP 13697074A JP 13697074 A JP13697074 A JP 13697074A JP S5085057 A JPS5085057 A JP S5085057A
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.)
Granted
Application number
JP13697074A
Other languages
Japanese (ja)
Other versions
JPS5546357B2 (enrdf_load_stackoverflow
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 JPS5085057A publication Critical patent/JPS5085057A/ja
Publication of JPS5546357B2 publication Critical patent/JPS5546357B2/ja
Expired 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
    • B66C23/82—Luffing gear
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
JP13697074A 1973-11-29 1974-11-28 Expired JPS5546357B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00420168A US3856151A (en) 1973-11-29 1973-11-29 Telescopic boom and jib assembly with means to maintain a predetermined angular position therebetween

Publications (2)

Publication Number Publication Date
JPS5085057A true JPS5085057A (enrdf_load_stackoverflow) 1975-07-09
JPS5546357B2 JPS5546357B2 (enrdf_load_stackoverflow) 1980-11-22

Family

ID=23665349

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13697074A Expired JPS5546357B2 (enrdf_load_stackoverflow) 1973-11-29 1974-11-28

Country Status (8)

Country Link
US (1) US3856151A (enrdf_load_stackoverflow)
JP (1) JPS5546357B2 (enrdf_load_stackoverflow)
BR (1) BR7409543A (enrdf_load_stackoverflow)
CA (1) CA1002003A (enrdf_load_stackoverflow)
DE (1) DE2453592A1 (enrdf_load_stackoverflow)
FR (1) FR2252975B1 (enrdf_load_stackoverflow)
GB (1) GB1433448A (enrdf_load_stackoverflow)
ZA (1) ZA746742B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6132193U (ja) * 1984-07-27 1986-02-26 株式会社タダノ 継ぎ足しジブの起伏装置

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3030821C2 (de) * 1979-08-17 1983-12-01 Coles Cranes Ltd., Sunderland, Tyne and Wear Teleskopausleger-Seilabspannung
US4352434A (en) * 1980-05-01 1982-10-05 Fmc Corporation Pendant supported hydraulic extensible boom
US4431109A (en) * 1981-02-25 1984-02-14 Fmc Corporation Boom extension stowage system
US4491229A (en) * 1981-02-25 1985-01-01 Fmc Corporation Boom extension stowage system
US4489838A (en) * 1981-08-17 1984-12-25 Fmc Corporation Low droop multi-part pendant supported boom
US4467928A (en) * 1982-06-30 1984-08-28 Fmc Corporation Pendant supported boom with fixed and live pendant portions
US4460098A (en) * 1982-06-30 1984-07-17 Fmc Corporation Pendant control system for pendant supported boom
US4492312A (en) * 1982-06-30 1985-01-08 Fmc Corporation External pendant pay-out system with anti-droop control
US4544071A (en) * 1982-06-30 1985-10-01 Fmc Corporation External pendant pay-out system with anti-droop control
US4491228A (en) * 1982-06-30 1985-01-01 Fmc Corporation Floating sheave type pendant pay-out system for pendant supported boom
US4557391A (en) * 1982-06-30 1985-12-10 Fmc Corporation Method of controlling the angle of a pivotal boom with extensible sections
US4936817A (en) * 1988-04-27 1990-06-26 Kraft, Inc. Reclosable bag
FR2799029B1 (fr) 1999-09-24 2002-05-24 Ge Medical Syst Sa Procede de reconstruction d'une image tridimensionnelle d'un objet en mouvement, en particulier une image tridimensionnelle de vaisseaux du coeur humain
EP2253575B1 (en) * 2009-05-20 2013-01-16 Manitowoc Crane Companies, LLC Crane backstay spreader
CN101700856B (zh) * 2009-10-30 2013-04-24 上海三一科技有限公司 履带起重机桅杆收放自动控制液压系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL276437A (enrdf_load_stackoverflow) *
US1920370A (en) * 1931-11-14 1933-08-01 Charles E Forsythe Extension boom for cranes
DE918320C (de) * 1952-01-10 1954-09-23 Franz Putz Bagger, Kran oder aehnliches Geraet mit ausziehbarem Ausleger
US3374901A (en) * 1965-05-06 1968-03-26 Ferwerda Ray Live boom supporting live boom or hoist track
US3622013A (en) * 1969-04-29 1971-11-23 Case Co J I Extensible boom structure
US3732988A (en) * 1970-10-12 1973-05-15 Case Co J I Jib assembly for telescoping crane boom
US3658191A (en) * 1970-12-14 1972-04-25 Thomas V Murphy Crane for extracting horizontally-aligned relatively-long tube bundles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6132193U (ja) * 1984-07-27 1986-02-26 株式会社タダノ 継ぎ足しジブの起伏装置

Also Published As

Publication number Publication date
JPS5546357B2 (enrdf_load_stackoverflow) 1980-11-22
CA1002003A (en) 1976-12-21
FR2252975B1 (enrdf_load_stackoverflow) 1979-10-12
US3856151A (en) 1974-12-24
DE2453592A1 (de) 1975-06-05
GB1433448A (en) 1976-04-28
FR2252975A1 (enrdf_load_stackoverflow) 1975-06-27
ZA746742B (en) 1975-11-26
BR7409543A (pt) 1976-05-25

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