GB8802234D0 - Apparatus for interlocking telescopic members such as telescopic jib - Google Patents

Apparatus for interlocking telescopic members such as telescopic jib

Info

Publication number
GB8802234D0
GB8802234D0 GB888802234A GB8802234A GB8802234D0 GB 8802234 D0 GB8802234 D0 GB 8802234D0 GB 888802234 A GB888802234 A GB 888802234A GB 8802234 A GB8802234 A GB 8802234A GB 8802234 D0 GB8802234 D0 GB 8802234D0
Authority
GB
United Kingdom
Prior art keywords
telescopic
interlocking
jib
members
telescopic members
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.)
Granted
Application number
GB888802234A
Other versions
GB2201942B (en
GB2201942A (en
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.)
Takraf GmbH
Original Assignee
MAN Takraf Fordertechnik GmbH
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 MAN Takraf Fordertechnik GmbH filed Critical MAN Takraf Fordertechnik GmbH
Publication of GB8802234D0 publication Critical patent/GB8802234D0/en
Publication of GB2201942A publication Critical patent/GB2201942A/en
Application granted granted Critical
Publication of GB2201942B publication Critical patent/GB2201942B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
  • Braking Arrangements (AREA)
GB8802234A 1987-03-12 1988-02-02 Apparatus for interlocking telescopic members. Expired - Fee Related GB2201942B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD30070587A DD258409A1 (en) 1987-03-12 1987-03-12 LOCKING A TELESCOPIC ENGINEER

Publications (3)

Publication Number Publication Date
GB8802234D0 true GB8802234D0 (en) 1988-03-02
GB2201942A GB2201942A (en) 1988-09-14
GB2201942B GB2201942B (en) 1990-12-12

Family

ID=5587432

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8802234A Expired - Fee Related GB2201942B (en) 1987-03-12 1988-02-02 Apparatus for interlocking telescopic members.

Country Status (3)

Country Link
DD (1) DD258409A1 (en)
DE (1) DE3744393A1 (en)
GB (1) GB2201942B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4445165C2 (en) * 1994-12-17 2000-02-17 Abb Patent Gmbh Method and stick tree for erecting lattice masts
DE19653502C2 (en) * 1996-12-20 2000-06-21 Grove Us Llc Device for locking or releasing the locking of shots of a telescopic boom for a mobile crane

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH596945A5 (en) * 1975-12-09 1978-03-31 Studer Ag Fritz

Also Published As

Publication number Publication date
GB2201942B (en) 1990-12-12
DE3744393A1 (en) 1988-09-22
DD258409A1 (en) 1988-07-20
GB2201942A (en) 1988-09-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee