DE2362338A1 - Kran - Google Patents

Kran

Info

Publication number
DE2362338A1
DE2362338A1 DE2362338A DE2362338A DE2362338A1 DE 2362338 A1 DE2362338 A1 DE 2362338A1 DE 2362338 A DE2362338 A DE 2362338A DE 2362338 A DE2362338 A DE 2362338A DE 2362338 A1 DE2362338 A1 DE 2362338A1
Authority
DE
Germany
Prior art keywords
boom
plug
cylinder
coupling
bore
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.)
Ceased
Application number
DE2362338A
Other languages
German (de)
English (en)
Inventor
George E Svede
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 DE2362338A1 publication Critical patent/DE2362338A1/de
Ceased 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
    • B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs
    • 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)
DE2362338A 1972-12-15 1973-12-14 Kran Ceased DE2362338A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00315584A US3842985A (en) 1972-12-15 1972-12-15 Means for extending and retracting crane boom section

Publications (1)

Publication Number Publication Date
DE2362338A1 true DE2362338A1 (de) 1974-06-20

Family

ID=23225100

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2362338A Ceased DE2362338A1 (de) 1972-12-15 1973-12-14 Kran

Country Status (4)

Country Link
US (1) US3842985A (en:Method)
JP (1) JPS5412704B2 (en:Method)
BR (1) BR7309826D0 (en:Method)
DE (1) DE2362338A1 (en:Method)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2528129A1 (de) * 1974-07-26 1976-02-05 Kidde & Co Walter Ausleger-rastvorrichtung
DE2751108A1 (de) * 1976-11-11 1978-05-24 Coles Cranes Ltd Teleskopartiger ausleger
DE3146311A1 (de) * 1980-11-24 1982-06-16 Harnischfeger Corp., 53246 West Milwaukee, Wis. Teleskopausleger fuer einen kran sowie verfahren zum teleskopieren des auslegers
FR2523565A1 (fr) * 1982-03-19 1983-09-23 Ppm Sa Fleche telescopique munie d'une allonge
DE3510710A1 (de) * 1985-03-23 1986-10-02 Fried. Krupp Gmbh, 4300 Essen Teleskopkran
DE3707215A1 (de) * 1986-03-07 1987-09-10 Harnischfeger Corp Verfahren und vorrichtung zum ausfahren eines frei auskragenden endbereichs eines kranauslegers
DE4018222A1 (de) * 1990-06-07 1991-12-12 Krupp Industrietech Teleskopausleger mit kupplungsvorrichtung fuer ausschiebeanordnung
EP0499208A3 (en) * 1991-02-11 1993-05-19 Liebherr-Werk Ehingen Gmbh Telescopic jib for mobile cranes or the like
EP0568758A1 (en) * 1992-05-04 1993-11-10 MANITOU COSTRUZIONI INDUSTRIALI S.r.l. A multi-use mobile elevator excavator
DE19525642A1 (de) * 1995-07-14 1997-01-16 Krupp Ag Hoesch Krupp Verriegelungs- und Betätigungszylinder für Teleskopausleger
DE29909341U1 (de) 1999-05-28 1999-08-12 RK Rose + Krieger GmbH & Co. KG Verbindungs- und Positioniersysteme, 32423 Minden Teleskopsäule
WO2002076874A1 (de) * 2001-03-28 2002-10-03 Terex-Demag Gmbh & Co. Kg Teleskopausleger für einen fahrzeugkran

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE30905E (en) * 1976-11-11 1982-04-20 Coles Crane Ltd. Multi-section telescopic boom
US4132040A (en) * 1977-05-12 1979-01-02 Jlg Industries, Inc. Multi-section lifting boom
FI802255A7 (fi) * 1979-07-25 1981-01-01 Coles Cranes Ltd Nosturin puomi.
US4327533A (en) * 1980-08-13 1982-05-04 Kidde, Inc. Crane boom extending, retracting and cooperative latching arrangement
US4434902A (en) 1981-03-05 1984-03-06 Fmc Corporation Apparatus for extending and retracting a manual boom section
US4492311A (en) * 1981-08-17 1985-01-08 Fmc Corporation Coupling and latching mechanism for extensible boom
US4489838A (en) * 1981-08-17 1984-12-25 Fmc Corporation Low droop multi-part pendant supported boom
US4514939A (en) * 1981-08-17 1985-05-07 Fmc Corporation Extensible boom with manual section stored in base
US4592474A (en) * 1981-08-17 1986-06-03 Fmc Corporation Coupling and latching mechanism for extensible boom
US4433515A (en) * 1981-11-04 1984-02-28 Kidde, Inc. Remotely operable latch and locking pin for a multi-section boom including a manual fly section
US4664272A (en) * 1981-11-05 1987-05-12 Kidde, Inc. Telescoping crane boom with locking and indicator means
US4635805A (en) * 1981-11-05 1987-01-13 Kidde, Inc. Crane boom locking pin insertion indicator and actuator means
US4585132A (en) * 1984-09-10 1986-04-29 Fmc Corporation Extensible boom with manual section stored in base
AT403040B (de) * 1994-03-18 1997-10-27 Zimmermann Horst Teleskopierstab
US5718087A (en) * 1996-05-02 1998-02-17 The Will-Burt Company Telescoping mast assembly
DE10139827A1 (de) * 2001-08-14 2003-03-13 Infineon Technologies Ag Speicherzelle mit Grabenkondensator und vertikalem Auswahltransistor und einem zwischen diesen geformten ringförmigen Kontaktierungsbereich
PT2147174T (pt) * 2007-04-16 2017-09-22 Falck Schmidt Defence Systems As Mastro telescópico
DE102013011173B4 (de) * 2013-07-04 2019-05-23 Liebherr-Werk Ehingen Gmbh Verfahren zur Montage eines Krans sowie Anlenkschuss, Teleskopausleger und Kran
CN105398978B (zh) * 2015-12-17 2017-03-22 太原重工股份有限公司 双缸头穿销装置
IT201800004537A1 (it) * 2018-04-16 2019-10-16 Piattaforma aerea
JP7275994B2 (ja) * 2019-08-21 2023-05-18 株式会社タダノ 作業機
JP7226184B2 (ja) 2019-08-21 2023-02-21 株式会社タダノ 作業機

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4518821Y1 (en:Method) * 1967-03-03 1970-07-31

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2528129A1 (de) * 1974-07-26 1976-02-05 Kidde & Co Walter Ausleger-rastvorrichtung
DE2751108A1 (de) * 1976-11-11 1978-05-24 Coles Cranes Ltd Teleskopartiger ausleger
DE3146311A1 (de) * 1980-11-24 1982-06-16 Harnischfeger Corp., 53246 West Milwaukee, Wis. Teleskopausleger fuer einen kran sowie verfahren zum teleskopieren des auslegers
FR2523565A1 (fr) * 1982-03-19 1983-09-23 Ppm Sa Fleche telescopique munie d'une allonge
DE3510710A1 (de) * 1985-03-23 1986-10-02 Fried. Krupp Gmbh, 4300 Essen Teleskopkran
DE3707215A1 (de) * 1986-03-07 1987-09-10 Harnischfeger Corp Verfahren und vorrichtung zum ausfahren eines frei auskragenden endbereichs eines kranauslegers
FR2595343A1 (fr) * 1986-03-07 1987-09-11 Harnischfeger Corp Procede et appareil pour sortir la volee d'une fleche de grue
DE4018222A1 (de) * 1990-06-07 1991-12-12 Krupp Industrietech Teleskopausleger mit kupplungsvorrichtung fuer ausschiebeanordnung
EP0499208A3 (en) * 1991-02-11 1993-05-19 Liebherr-Werk Ehingen Gmbh Telescopic jib for mobile cranes or the like
EP0568758A1 (en) * 1992-05-04 1993-11-10 MANITOU COSTRUZIONI INDUSTRIALI S.r.l. A multi-use mobile elevator excavator
DE19525642A1 (de) * 1995-07-14 1997-01-16 Krupp Ag Hoesch Krupp Verriegelungs- und Betätigungszylinder für Teleskopausleger
DE29909341U1 (de) 1999-05-28 1999-08-12 RK Rose + Krieger GmbH & Co. KG Verbindungs- und Positioniersysteme, 32423 Minden Teleskopsäule
WO2002076874A1 (de) * 2001-03-28 2002-10-03 Terex-Demag Gmbh & Co. Kg Teleskopausleger für einen fahrzeugkran

Also Published As

Publication number Publication date
BR7309826D0 (pt) 1974-08-29
JPS4988248A (en:Method) 1974-08-23
JPS5412704B2 (en:Method) 1979-05-24
US3842985A (en) 1974-10-22

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Legal Events

Date Code Title Description
OD Request for examination
8131 Rejection