FR2033326A1 - - Google Patents

Info

Publication number
FR2033326A1
FR2033326A1 FR7004953A FR7004953A FR2033326A1 FR 2033326 A1 FR2033326 A1 FR 2033326A1 FR 7004953 A FR7004953 A FR 7004953A FR 7004953 A FR7004953 A FR 7004953A FR 2033326 A1 FR2033326 A1 FR 2033326A1
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.)
Granted
Application number
FR7004953A
Other languages
French (fr)
Other versions
FR2033326B1 (enrdf_load_stackoverflow
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.)
VONCK WILLAM
Original Assignee
VONCK WILLAM
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 VONCK WILLAM filed Critical VONCK WILLAM
Publication of FR2033326A1 publication Critical patent/FR2033326A1/fr
Application granted granted Critical
Publication of FR2033326B1 publication Critical patent/FR2033326B1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
FR7004953A 1969-02-12 1970-02-12 Expired FR2033326B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB764569 1969-02-12

Publications (2)

Publication Number Publication Date
FR2033326A1 true FR2033326A1 (enrdf_load_stackoverflow) 1970-12-04
FR2033326B1 FR2033326B1 (enrdf_load_stackoverflow) 1975-02-21

Family

ID=9837085

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7004953A Expired FR2033326B1 (enrdf_load_stackoverflow) 1969-02-12 1970-02-12

Country Status (5)

Country Link
US (1) US3727359A (enrdf_load_stackoverflow)
DE (1) DE2006429A1 (enrdf_load_stackoverflow)
FR (1) FR2033326B1 (enrdf_load_stackoverflow)
GB (1) GB1297961A (enrdf_load_stackoverflow)
NL (1) NL7001949A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446907A1 (fr) * 1979-01-18 1980-08-14 Telecommunications Internal Ci Perfectionnement aux pylones telescopiques
EP0564086A1 (en) * 1992-02-28 1993-10-06 British Aerospace Public Limited Company Locking device

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352434A (en) * 1980-05-01 1982-10-05 Fmc Corporation Pendant supported hydraulic extensible boom
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
US4592474A (en) * 1981-08-17 1986-06-03 Fmc Corporation Coupling and latching mechanism for extensible boom
US4492312A (en) * 1982-06-30 1985-01-08 Fmc Corporation External pendant pay-out system with anti-droop control
US4544071A (en) * 1982-06-30 1985-10-01 Fmc Corporation External pendant pay-out system with anti-droop control
US4467928A (en) * 1982-06-30 1984-08-28 Fmc Corporation Pendant supported boom with fixed and live pendant portions
US4460098A (en) * 1982-06-30 1984-07-17 Fmc Corporation Pendant control system for pendant supported boom
US4491228A (en) * 1982-06-30 1985-01-01 Fmc Corporation Floating sheave type pendant pay-out system for pendant supported boom
US4557391A (en) * 1982-06-30 1985-12-10 Fmc Corporation Method of controlling the angle of a pivotal boom with extensible sections
DE10022373B4 (de) * 2000-05-08 2005-11-24 Grove U.S. Llc Verriegelungs- und Betätigungseinheit für seitliche Auslegerverriegelung
DE10048224B4 (de) * 2000-09-21 2005-06-02 Terex-Demag Gmbh & Co. Kg Verriegelungseinheit für einen Teleskopausleger eines Krans
CA2615206A1 (en) * 2005-07-15 2007-01-25 Aat Inc. A gin pole device for raising and lowering a tower
GB201000536D0 (en) * 2010-01-14 2010-03-03 Agco Sa Telescopic boom for material handling vehicle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE406143A (enrdf_load_stackoverflow) *
US2819803A (en) * 1954-10-12 1958-01-14 Leo B Obenchain Boom for cranes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829741A (en) * 1951-04-25 1958-04-08 Ideco Inc Telescoping self-erecting derrick structure
US2942700A (en) * 1955-05-27 1960-06-28 Alpar Mfg Company Telescoping tower
US3398492A (en) * 1966-12-21 1968-08-27 Nat Crane Corp Extendable boom

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE406143A (enrdf_load_stackoverflow) *
US2819803A (en) * 1954-10-12 1958-01-14 Leo B Obenchain Boom for cranes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446907A1 (fr) * 1979-01-18 1980-08-14 Telecommunications Internal Ci Perfectionnement aux pylones telescopiques
EP0564086A1 (en) * 1992-02-28 1993-10-06 British Aerospace Public Limited Company Locking device

Also Published As

Publication number Publication date
NL7001949A (enrdf_load_stackoverflow) 1970-08-14
US3727359A (en) 1973-04-17
FR2033326B1 (enrdf_load_stackoverflow) 1975-02-21
DE2006429A1 (de) 1970-08-27
GB1297961A (enrdf_load_stackoverflow) 1972-11-29

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Legal Events

Date Code Title Description
ST Notification of lapse