NL7001949A - - Google Patents

Info

Publication number
NL7001949A
NL7001949A NL7001949A NL7001949A NL7001949A NL 7001949 A NL7001949 A NL 7001949A NL 7001949 A NL7001949 A NL 7001949A NL 7001949 A NL7001949 A NL 7001949A NL 7001949 A NL7001949 A NL 7001949A
Authority
NL
Netherlands
Application number
NL7001949A
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 filed Critical
Publication of NL7001949A publication Critical patent/NL7001949A/xx

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)
NL7001949A 1969-02-12 1970-02-11 NL7001949A (cs)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL7001949A true NL7001949A (cs) 1970-08-14

Family

ID=9837085

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7001949A NL7001949A (cs) 1969-02-12 1970-02-11

Country Status (5)

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

Families Citing this family (16)

* 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
US4352434A (en) * 1980-05-01 1982-10-05 Fmc Corporation Pendant supported hydraulic extensible boom
US4489838A (en) * 1981-08-17 1984-12-25 Fmc Corporation Low droop multi-part pendant supported boom
US4492311A (en) * 1981-08-17 1985-01-08 Fmc Corporation Coupling and latching mechanism for extensible 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
US4460098A (en) * 1982-06-30 1984-07-17 Fmc Corporation Pendant control system for pendant supported boom
US4544071A (en) * 1982-06-30 1985-10-01 Fmc Corporation External pendant pay-out system with anti-droop control
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
US4467928A (en) * 1982-06-30 1984-08-28 Fmc Corporation Pendant supported boom with fixed and live pendant portions
GB9204305D0 (en) * 1992-02-28 1992-04-08 Hamble Aerostructures Locking device
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
WO2007009211A1 (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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE406143A (cs) *
US2829741A (en) * 1951-04-25 1958-04-08 Ideco Inc Telescoping self-erecting derrick structure
US2819803A (en) * 1954-10-12 1958-01-14 Leo B Obenchain Boom for cranes
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

Also Published As

Publication number Publication date
DE2006429A1 (de) 1970-08-27
US3727359A (en) 1973-04-17
FR2033326A1 (cs) 1970-12-04
GB1297961A (cs) 1972-11-29
FR2033326B1 (cs) 1975-02-21

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