DE2018820A1 - Verriegelungsvorrichtung an einem TeleskopausIe ger - Google Patents

Verriegelungsvorrichtung an einem TeleskopausIe ger

Info

Publication number
DE2018820A1
DE2018820A1 DE19702018820 DE2018820A DE2018820A1 DE 2018820 A1 DE2018820 A1 DE 2018820A1 DE 19702018820 DE19702018820 DE 19702018820 DE 2018820 A DE2018820 A DE 2018820A DE 2018820 A1 DE2018820 A1 DE 2018820A1
Authority
DE
Germany
Prior art keywords
locking device
telescopic
telescopic part
recess
boom
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.)
Pending
Application number
DE19702018820
Other languages
German (de)
English (en)
Inventor
Bernard Montceau-les-Mines Sa6ne-et-Loire Cheze (Frankreich)
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.)
Potain Poclain Materiel PPM SA
Original Assignee
Potain Poclain Materiel PPM SA
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 Potain Poclain Materiel PPM SA filed Critical Potain Poclain Materiel PPM SA
Publication of DE2018820A1 publication Critical patent/DE2018820A1/de
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
    • B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs
DE19702018820 1969-04-21 1970-04-20 Verriegelungsvorrichtung an einem TeleskopausIe ger Pending DE2018820A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6912472A FR2041329A5 (fr) 1969-04-21 1969-04-21

Publications (1)

Publication Number Publication Date
DE2018820A1 true DE2018820A1 (de) 1970-11-05

Family

ID=9032778

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702018820 Pending DE2018820A1 (de) 1969-04-21 1970-04-20 Verriegelungsvorrichtung an einem TeleskopausIe ger

Country Status (6)

Country Link
US (1) US3670465A (fr)
JP (1) JPS492061B1 (fr)
DE (1) DE2018820A1 (fr)
ES (1) ES378784A1 (fr)
FR (1) FR2041329A5 (fr)
GB (1) GB1283831A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3738075A (en) * 1971-06-16 1973-06-12 Nat Crane Corp Extendible boom with latch means for extension and retraction
US3958376A (en) * 1974-02-15 1976-05-25 Zip Up, Inc. Extendible tower structure
DE2751108A1 (de) * 1976-11-11 1978-05-24 Coles Cranes Ltd Teleskopartiger ausleger
FR2595343A1 (fr) * 1986-03-07 1987-09-11 Harnischfeger Corp Procede et appareil pour sortir la volee d'une fleche de grue
EP0242041A1 (fr) * 1986-03-10 1987-10-21 King Trailers Limited Barre d'attelage

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863407A (en) * 1971-02-13 1975-02-04 Gottwald Kg Leo Telescopic crane jib
GB1437526A (en) * 1972-10-09 1976-05-26 Int Harvester Co Extensible jib crane
DE2519558C2 (de) * 1975-05-02 1977-05-12 Orenstein & Koppel Ag Teleskopausleger mit hydraulischer betaetigung
US4036372A (en) * 1975-12-15 1977-07-19 Clark Equipment Company Extension and retraction means for the telescopic boom assembly of a crane
FI802255A (fi) * 1979-07-25 1981-01-26 Coles Cranes Ltd Bom foer lyftkran
US4327533A (en) * 1980-08-13 1982-05-04 Kidde, Inc. Crane boom extending, retracting and cooperative latching arrangement
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
DE19811813B4 (de) * 1998-03-18 2005-11-24 Grove U.S. LLC (n.d.Ges.d.Staates Delaware) Seitliche Auslegerverriegelung
US6538064B2 (en) * 2000-06-06 2003-03-25 Kuraray Co., Ltd. Method for producing ethylene-vinyl alcohol copolymer resin composition
DE10048224B4 (de) * 2000-09-21 2005-06-02 Terex-Demag Gmbh & Co. Kg Verriegelungseinheit für einen Teleskopausleger eines Krans

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE376494A (fr) * 1931-01-14
DE723535C (de) * 1934-09-19 1942-08-06 Gertrud Rascher Geb Triemer Mast mit mehreren teleskopartig ineinandergefuehrten Mastschuessen
US2173095A (en) * 1938-04-14 1939-09-19 Collins Radio Co Telescoping vertical radiator and method of erecting the same
US2589080A (en) * 1949-11-05 1952-03-11 Star Drilling Machine Company Power-operated telescoping mast and braces
US2685353A (en) * 1950-11-13 1954-08-03 Us Army Telescopic structure
US2819803A (en) * 1954-10-12 1958-01-14 Leo B Obenchain Boom for cranes
US2920725A (en) * 1955-08-08 1960-01-12 Reynolds Metals Co Portable collapsible derricks
US3088543A (en) * 1960-04-16 1963-05-07 Kloeckner Humboldt Deutz Ag Extensible multi-section supporting structures
FR1430168A (fr) * 1964-11-26 1966-03-04 Colonne télescopique extensible hydrauliquement
US3296757A (en) * 1965-06-23 1967-01-10 Louis N Goodman Equipment mast arrangement
US3398645A (en) * 1966-11-30 1968-08-27 Nat Crane Corp Multiple extension apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3738075A (en) * 1971-06-16 1973-06-12 Nat Crane Corp Extendible boom with latch means for extension and retraction
US3958376A (en) * 1974-02-15 1976-05-25 Zip Up, Inc. Extendible tower structure
DE2751108A1 (de) * 1976-11-11 1978-05-24 Coles Cranes Ltd Teleskopartiger ausleger
FR2595343A1 (fr) * 1986-03-07 1987-09-11 Harnischfeger Corp Procede et appareil pour sortir la volee d'une fleche de grue
EP0242041A1 (fr) * 1986-03-10 1987-10-21 King Trailers Limited Barre d'attelage

Also Published As

Publication number Publication date
GB1283831A (en) 1972-08-02
FR2041329A5 (fr) 1971-01-29
ES378784A1 (es) 1972-07-16
JPS492061B1 (fr) 1974-01-18
US3670465A (en) 1972-06-20

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