FR2041329A5 - - Google Patents

Info

Publication number
FR2041329A5
FR2041329A5 FR6912472A FR6912472A FR2041329A5 FR 2041329 A5 FR2041329 A5 FR 2041329A5 FR 6912472 A FR6912472 A FR 6912472A FR 6912472 A FR6912472 A FR 6912472A FR 2041329 A5 FR2041329 A5 FR 2041329A5
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.)
Expired
Application number
FR6912472A
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.)
PPM SA
Potain Poclain Materiel PPM SA
Original Assignee
PPM SA
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 PPM SA, Potain Poclain Materiel PPM SA filed Critical PPM SA
Priority to FR6912472A priority Critical patent/FR2041329A5/fr
Priority to ES378784A priority patent/ES378784A1/es
Priority to GB08773/70A priority patent/GB1283831A/en
Priority to DE19702018820 priority patent/DE2018820A1/de
Priority to JP3353870A priority patent/JPS492061B1/ja
Priority to US30523A priority patent/US3670465A/en
Application granted granted Critical
Publication of FR2041329A5 publication Critical patent/FR2041329A5/fr
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
    • B66C23/64—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
FR6912472A 1969-04-21 1969-04-21 Expired FR2041329A5 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR6912472A FR2041329A5 (fr) 1969-04-21 1969-04-21
ES378784A ES378784A1 (es) 1969-04-21 1970-04-18 Un dispositivo de enclavamiento para una flecha telescopicaconstituida por, al menos, tres trozos.
GB08773/70A GB1283831A (en) 1969-04-21 1970-04-20 Improvements in or relating to telescopic jibs
DE19702018820 DE2018820A1 (de) 1969-04-21 1970-04-20 Verriegelungsvorrichtung an einem TeleskopausIe ger
JP3353870A JPS492061B1 (fr) 1969-04-21 1970-04-21
US30523A US3670465A (en) 1969-04-21 1970-04-21 Telescopic jibs

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
FR2041329A5 true FR2041329A5 (fr) 1971-01-29

Family

ID=9032778

Family Applications (1)

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

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462380A1 (fr) * 1979-07-25 1981-02-13 Coles Cranes Ltd Fleche telescopique pour grue a portee variable, et grue mobile comportant une telle fleche
FR2488580A1 (fr) * 1980-08-13 1982-02-19 Kidde Inc Agencement pour le declenchement, l'extension et le retrait en cooperation d'une fleche de grue
EP0093160A1 (fr) * 1981-11-04 1983-11-09 Kidde Inc Verrou actionnable a distance et goupille d'arret pour une fleche a section multiple comprenant une section volante manuelle.

Families Citing this family (12)

* 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
US3738075A (en) * 1971-06-16 1973-06-12 Nat Crane Corp Extendible boom with latch means for extension and retraction
GB1437526A (en) * 1972-10-09 1976-05-26 Int Harvester Co Extensible jib crane
US3958376A (en) * 1974-02-15 1976-05-25 Zip Up, Inc. Extendible tower structure
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
GB1594096A (en) * 1976-11-11 1981-07-30 Coles Cranes Ltd Telescopic booms
US4688690A (en) * 1986-03-07 1987-08-25 Harnischfeger Corporation Method and apparatus for extending fly section of crane boom
GB8605798D0 (en) * 1986-03-10 1986-04-16 King Trailer Ltd Draw bar
DE19811813B4 (de) * 1998-03-18 2005-11-24 Grove U.S. LLC (n.d.Ges.d.Staates Delaware) Seitliche Auslegerverriegelung
ATE283873T1 (de) * 2000-06-06 2004-12-15 Kuraray Co Verfahren zur herstellung einer ethylen- vinylalkohol-copolymer harzmischung
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
FR2462380A1 (fr) * 1979-07-25 1981-02-13 Coles Cranes Ltd Fleche telescopique pour grue a portee variable, et grue mobile comportant une telle fleche
FR2488580A1 (fr) * 1980-08-13 1982-02-19 Kidde Inc Agencement pour le declenchement, l'extension et le retrait en cooperation d'une fleche de grue
FR2488579A1 (fr) * 1980-08-13 1982-02-19 Kidde Inc Agencement pour le declenchement, l'extension et le retrait en cooperation d'une fleche de grue
EP0093160A1 (fr) * 1981-11-04 1983-11-09 Kidde Inc Verrou actionnable a distance et goupille d'arret pour une fleche a section multiple comprenant une section volante manuelle.
EP0093160A4 (fr) * 1981-11-04 1984-10-29 Kidde Inc Verrou actionnable a distance et goupille d'arret pour une fleche a section multiple comprenant une section volante manuelle.

Also Published As

Publication number Publication date
JPS492061B1 (fr) 1974-01-18
DE2018820A1 (de) 1970-11-05
US3670465A (en) 1972-06-20
GB1283831A (en) 1972-08-02
ES378784A1 (es) 1972-07-16

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Legal Events

Date Code Title Description
ST Notification of lapse