USRE27763E - Telescopic jib with a telescopic inclinable end member for cranes - Google Patents

Telescopic jib with a telescopic inclinable end member for cranes Download PDF

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Publication number
USRE27763E
USRE27763E US27763DE USRE27763E US RE27763 E USRE27763 E US RE27763E US 27763D E US27763D E US 27763DE US RE27763 E USRE27763 E US RE27763E
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US
United States
Prior art keywords
telescopic
jib
inclinable
cranes
end member
Prior art date
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
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English (en)
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
Application granted granted Critical
Publication of USRE27763E publication Critical patent/USRE27763E/en
Expired legal-status Critical Current

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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
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
US27763D 1968-12-30 1972-07-11 Telescopic jib with a telescopic inclinable end member for cranes Expired USRE27763E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR182223 1968-12-30

Publications (1)

Publication Number Publication Date
USRE27763E true USRE27763E (en) 1973-09-18

Family

ID=8659538

Family Applications (1)

Application Number Title Priority Date Filing Date
US27763D Expired USRE27763E (en) 1968-12-30 1972-07-11 Telescopic jib with a telescopic inclinable end member for cranes

Country Status (4)

Country Link
US (1) USRE27763E (de)
JP (1) JPS491821B1 (de)
FR (1) FR1601845A (de)
GB (1) GB1221510A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5743149A (en) * 1996-02-26 1998-04-28 Skyjack Equipment Inc. Articulated telescopic boom having slide-through knuckle
US6186346B1 (en) 1998-03-20 2001-02-13 Grove U.S. L.L.C. Multi-position low profile boom nose
US20040104192A1 (en) * 2001-08-14 2004-06-03 Walter Stowasser Telescopic boom for a vehicle crane
US20100038333A1 (en) * 2006-05-16 2010-02-18 Terex-Demag Gmbh Telescopic Crane Boom
US20150102003A1 (en) * 2013-10-11 2015-04-16 Cifa Spa Auxiliary device for a crane and crane comprising said auxiliary device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819063A (en) * 1972-09-22 1974-06-25 Chance Co Convertible sheave assembly for telescoping derricks
FR2444639A1 (fr) * 1978-12-20 1980-07-18 Potain Sa Equipement de manutention, notamment pour un engin automoteur
DE202008008173U1 (de) * 2008-06-18 2009-11-05 Liebherr-Werk Ehingen Gmbh Teleskopierbarer Kranausleger

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5743149A (en) * 1996-02-26 1998-04-28 Skyjack Equipment Inc. Articulated telescopic boom having slide-through knuckle
US6186346B1 (en) 1998-03-20 2001-02-13 Grove U.S. L.L.C. Multi-position low profile boom nose
US20040104192A1 (en) * 2001-08-14 2004-06-03 Walter Stowasser Telescopic boom for a vehicle crane
US20100038333A1 (en) * 2006-05-16 2010-02-18 Terex-Demag Gmbh Telescopic Crane Boom
US8127951B2 (en) * 2006-05-16 2012-03-06 Terex-Demag Gmbh Telescopic crane boom
US20150102003A1 (en) * 2013-10-11 2015-04-16 Cifa Spa Auxiliary device for a crane and crane comprising said auxiliary device
US9926175B2 (en) * 2013-10-11 2018-03-27 Cifa Spa Auxiliary device for a crane and crane comprising said auxiliary device

Also Published As

Publication number Publication date
DE1965118B2 (de) 1972-11-23
GB1221510A (en) 1971-02-03
DE1965118A1 (de) 1970-08-06
JPS491821B1 (de) 1974-01-17
FR1601845A (de) 1970-09-14

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