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GB2332667B - A crane - Google Patents

A crane

Info

Publication number
GB2332667B
GB2332667B GB9727026A GB9727026A GB2332667B GB 2332667 B GB2332667 B GB 2332667B GB 9727026 A GB9727026 A GB 9727026A GB 9727026 A GB9727026 A GB 9727026A GB 2332667 B GB2332667 B GB 2332667B
Authority
GB
United Kingdom
Prior art keywords
crane
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.)
Expired - Fee Related
Application number
GB9727026A
Other versions
GB9727026D0 (en
GB2332667A (en
Inventor
Martin Tilley
Kevin Barry White
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.)
ANTHONY ROBSON COMMERCIAL SALE
Original Assignee
ANTHONY ROBSON COMMERCIAL SALE
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 ANTHONY ROBSON COMMERCIAL SALE filed Critical ANTHONY ROBSON COMMERCIAL SALE
Priority to GB9727026A priority Critical patent/GB2332667B/en
Publication of GB9727026D0 publication Critical patent/GB9727026D0/en
Publication of GB2332667A publication Critical patent/GB2332667A/en
Application granted granted Critical
Publication of GB2332667B publication Critical patent/GB2332667B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/087—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods by means of a swinging arm
    • 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
    • B66C23/54—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 with pneumatic or hydraulic motors, e.g. for actuating jib-cranes on tractors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
GB9727026A 1997-12-23 1997-12-23 A crane Expired - Fee Related GB2332667B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9727026A GB2332667B (en) 1997-12-23 1997-12-23 A crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9727026A GB2332667B (en) 1997-12-23 1997-12-23 A crane

Publications (3)

Publication Number Publication Date
GB9727026D0 GB9727026D0 (en) 1998-02-18
GB2332667A GB2332667A (en) 1999-06-30
GB2332667B true GB2332667B (en) 1999-11-17

Family

ID=10824020

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9727026A Expired - Fee Related GB2332667B (en) 1997-12-23 1997-12-23 A crane

Country Status (1)

Country Link
GB (1) GB2332667B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB999616A (en) * 1961-11-01 1965-07-28 Tel E Lect Products Inc A mobile jib crane carrying earth boring apparatus
GB1383593A (en) * 1971-03-22 1974-02-12 Poclain Sa Machine comprising a chassis and an articulated tool-carrying jib
GB1462694A (en) * 1973-04-17 1977-01-26 Poclain Sa Digging and handling apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB999616A (en) * 1961-11-01 1965-07-28 Tel E Lect Products Inc A mobile jib crane carrying earth boring apparatus
GB1383593A (en) * 1971-03-22 1974-02-12 Poclain Sa Machine comprising a chassis and an articulated tool-carrying jib
GB1462694A (en) * 1973-04-17 1977-01-26 Poclain Sa Digging and handling apparatus

Also Published As

Publication number Publication date
GB9727026D0 (en) 1998-02-18
GB2332667A (en) 1999-06-30

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Legal Events

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

Effective date: 20011223