FR2218275A1 - - Google Patents

Info

Publication number
FR2218275A1
FR2218275A1 FR7404836A FR7404836A FR2218275A1 FR 2218275 A1 FR2218275 A1 FR 2218275A1 FR 7404836 A FR7404836 A FR 7404836A FR 7404836 A FR7404836 A FR 7404836A FR 2218275 A1 FR2218275 A1 FR 2218275A1
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.)
Withdrawn
Application number
FR7404836A
Other languages
French (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.)
Harnischfeger Corp
Original Assignee
Harnischfeger Corp
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 Harnischfeger Corp filed Critical Harnischfeger Corp
Publication of FR2218275A1 publication Critical patent/FR2218275A1/fr
Withdrawn legal-status Critical Current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
    • B66C23/707—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic guiding devices for telescopic jibs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
FR7404836A 1973-02-16 1974-02-13 Withdrawn FR2218275A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00333376A US3830376A (en) 1973-02-16 1973-02-16 Telescopic jib and bearing means therefor

Publications (1)

Publication Number Publication Date
FR2218275A1 true FR2218275A1 (enrdf_load_stackoverflow) 1974-09-13

Family

ID=23302516

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7404836A Withdrawn FR2218275A1 (enrdf_load_stackoverflow) 1973-02-16 1974-02-13

Country Status (5)

Country Link
US (1) US3830376A (enrdf_load_stackoverflow)
JP (1) JPS49112346A (enrdf_load_stackoverflow)
BR (1) BR7401052D0 (enrdf_load_stackoverflow)
DE (1) DE2406590A1 (enrdf_load_stackoverflow)
FR (1) FR2218275A1 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0084981A3 (en) * 1982-01-26 1983-08-17 Kabushiki Kaisha Kobe Seiko Sho Method for folding and unfolding an extension jib in wheeled type crane, and crane therefor
FR2592025A1 (fr) * 1985-12-23 1987-06-26 Harnischfeger Corp Grue equipee d'une fleche a faculte de decalage angulaire variable, et dispositif pour relier la fleche a l'appendice de fleche de ladite grue
FR2661665A1 (fr) * 1990-05-03 1991-11-08 Ppm Sa Fleche de manutention comprenant une fleche principale et une fleche complementaire.

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2255251B1 (enrdf_load_stackoverflow) * 1973-12-20 1976-11-19 Creusot Loire
US4027448A (en) * 1975-06-16 1977-06-07 Clark Equipment Company Crane boom with angular side frame reinforcements
JPS592776U (ja) * 1982-06-28 1984-01-09 住友重機械工業株式会社 折畳みおよび伸縮可能なラチスブ−ム付きクレ−ン
JPH0350147Y2 (enrdf_load_stackoverflow) * 1985-07-23 1991-10-25
US4759452A (en) * 1987-02-20 1988-07-26 Faint Richard C Articulated load bearing wear pad assembly
JPS63161292U (enrdf_load_stackoverflow) * 1987-04-06 1988-10-21
DE19826924A1 (de) * 1998-06-17 1999-12-23 Grove Us Llc Auslegerfixierung mit Einstellzylinder
IT1311364B1 (it) * 1999-12-17 2002-03-12 New Holland Italia Spa Gamba stabilizzatrice per veicoli da lavoro.
US7878346B1 (en) 2008-08-25 2011-02-01 Link-Belt Construction Equipment Co., L.P., Lllp Adaptable boom extension for a mobile crane having a telescoping boom
CN102249161A (zh) * 2010-05-21 2011-11-23 上海三一科技有限公司 一种起重机多主弦杆臂架
DE202010014103U1 (de) * 2010-10-08 2012-01-10 Liebherr-Werk Ehingen Gmbh Auslegerelement, Teleskopausleger sowie Baufahrzeug
CN102787725A (zh) * 2011-05-20 2012-11-21 徐工集团工程机械股份有限公司建设机械分公司 一种混凝土布料臂架及混凝土泵车
DE102013006259B4 (de) * 2013-04-11 2024-09-12 Liebherr-Werk Ehingen Gmbh Teleskopausleger und Kran
ITMI20131680A1 (it) * 2013-10-11 2015-04-12 Cifa Spa Dispositivo ausiliario per una gru e gru comprendente tale dispositivo ausiliario
JP6569311B2 (ja) * 2015-06-05 2019-09-04 株式会社タダノ ジブ張出格納機構
US10065841B2 (en) * 2016-01-26 2018-09-04 Altec Industries, Inc. Compact stowable luffing jib for a crane
DE102016114837A1 (de) 2016-08-10 2018-02-15 Terex Global Gmbh Teleskopausleger mit Abspannsystem für einen Mobilkran und Abspannverfahren hierfür
KR20190047077A (ko) * 2016-09-19 2019-05-07 구스토엠에스씨 리소시스 비. 브이. 고정 시스템을 갖는 연장 가능한 붐과 크레인의 연장 가능한 붐을 작동하기 위한 방법
DE102017101113B3 (de) * 2017-01-20 2018-07-12 Terex Global Gmbh Teleskopausleger mit Stangenabspannsystem für einen Mobilkran und Abspannverfahren hierfür
US10589966B2 (en) * 2017-03-02 2020-03-17 Manitowoc Crane Companies, Llc Jib coupling system for jib stowage
NL2024203B1 (en) * 2019-11-08 2021-07-20 Gustomsc B V Extendable lattice type crane boom, and method for operating a crane including an extendable boom.
DE102020118261B4 (de) * 2020-07-10 2024-05-16 Liebherr-Werk Ehingen Gmbh Fahrbarer Kran mit Klappspitzenfangvorrichtung sowie Klappspitze für einen solchen Kran
GB2609668B (en) * 2021-08-13 2023-09-27 Caterpillar Inc Wear pad, telescopic boom assembly and work machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2684159A (en) * 1950-07-12 1954-07-20 Warner Swasey Co Telescoping boom actuating mechanism
US3029954A (en) * 1959-02-24 1962-04-17 William H Grant Adjustable boom crane
US3082881A (en) * 1960-04-20 1963-03-26 Wieger Ernst Telescopically variable overhang beam for dredges, cranes, and the like
US3610433A (en) * 1970-05-07 1971-10-05 Baker Equipment Eng Co Hydraulically operable extendable boom

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0084981A3 (en) * 1982-01-26 1983-08-17 Kabushiki Kaisha Kobe Seiko Sho Method for folding and unfolding an extension jib in wheeled type crane, and crane therefor
FR2592025A1 (fr) * 1985-12-23 1987-06-26 Harnischfeger Corp Grue equipee d'une fleche a faculte de decalage angulaire variable, et dispositif pour relier la fleche a l'appendice de fleche de ladite grue
FR2661665A1 (fr) * 1990-05-03 1991-11-08 Ppm Sa Fleche de manutention comprenant une fleche principale et une fleche complementaire.
EP0467722A1 (fr) * 1990-05-03 1992-01-22 Ppm Societe Anonyme: Flèche de manutention comprenant une flèche principale et une flèche complémentaire
US5140929A (en) * 1990-05-03 1992-08-25 Ppm Zone Industrielle De La Saule Handling boom comprising a main boom and an additional boom

Also Published As

Publication number Publication date
US3830376A (en) 1974-08-20
JPS49112346A (enrdf_load_stackoverflow) 1974-10-25
BR7401052D0 (pt) 1974-10-29
DE2406590A1 (de) 1974-08-29

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Legal Events

Date Code Title Description
ST Notification of lapse