GB2053146B - Movable ring supported lift crane - Google Patents

Movable ring supported lift crane

Info

Publication number
GB2053146B
GB2053146B GB8020467A GB8020467A GB2053146B GB 2053146 B GB2053146 B GB 2053146B GB 8020467 A GB8020467 A GB 8020467A GB 8020467 A GB8020467 A GB 8020467A GB 2053146 B GB2053146 B GB 2053146B
Authority
GB
United Kingdom
Prior art keywords
movable ring
ring supported
lift crane
supported lift
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
Application number
GB8020467A
Other versions
GB2053146A (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.)
Manitowoc Co Inc
Original Assignee
Manitowoc Co Inc
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 Manitowoc Co Inc filed Critical Manitowoc Co Inc
Publication of GB2053146A publication Critical patent/GB2053146A/en
Application granted granted Critical
Publication of GB2053146B publication Critical patent/GB2053146B/en
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
    • 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
    • B66C23/84—Slewing gear

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
GB8020467A 1979-07-17 1980-06-23 Movable ring supported lift crane Expired GB2053146B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5828479A 1979-07-17 1979-07-17

Publications (2)

Publication Number Publication Date
GB2053146A GB2053146A (en) 1981-02-04
GB2053146B true GB2053146B (en) 1983-02-16

Family

ID=22015849

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8020467A Expired GB2053146B (en) 1979-07-17 1980-06-23 Movable ring supported lift crane

Country Status (6)

Country Link
JP (1) JPS5617890A (en)
CA (1) CA1138824A (en)
DE (1) DE3026850A1 (en)
FR (1) FR2461678B1 (en)
GB (1) GB2053146B (en)
NL (1) NL8003275A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449635A (en) * 1980-03-07 1984-05-22 The Manitowoc Company, Inc. Imaginary pivot lift crane
FR2528409B1 (en) * 1982-06-11 1986-02-21 Haulotte Atel Const A ADDITIONAL EQUIPMENT ON A SELF-PROPELLED CRANE WITH TELESCOPIC BOOM
JPH0487607U (en) * 1990-11-30 1992-07-30
CA2266791C (en) 1998-03-27 2005-02-01 Manitowoc Crane Group, Inc. Four track crawler crane
DE102005021859B4 (en) * 2005-05-11 2007-03-29 Terex-Demag Gmbh & Co. Kg Lattice boom crane for lifting heavy loads
DE202006019192U1 (en) * 2006-12-20 2008-05-08 Liebherr-Werk Ehingen Gmbh Mobile large crane

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485383A (en) * 1968-02-09 1969-12-23 Manitowoc Co Auxiliary support for cranes
FR1594609A (en) * 1968-09-19 1970-06-08
GB1203920A (en) * 1968-10-15 1970-09-03 American Hoist & Derrick Co Improvements in or relating to load lifting equipment
US3836010A (en) * 1972-01-19 1974-09-17 Riggers Mfg Co Counter-balanced crane structure
US3878944A (en) * 1973-08-30 1975-04-22 Dantel E Beduhn Crane support structure
US3868022A (en) * 1973-11-23 1975-02-25 Harnischfeger Corp Self-propelled heavy duty mobile crane
US4042115A (en) * 1976-07-28 1977-08-16 The Manitowoc Company, Inc. Rotary counterweight crane with a removal track section
US4103783A (en) * 1977-05-31 1978-08-01 The Manitowoc Company, Inc. Platform crane with counterweight and boom carrier support linkages

Also Published As

Publication number Publication date
GB2053146A (en) 1981-02-04
DE3026850C2 (en) 1989-07-06
NL8003275A (en) 1981-01-20
JPS6127317B2 (en) 1986-06-25
FR2461678A1 (en) 1981-02-06
CA1138824A (en) 1983-01-04
DE3026850A1 (en) 1981-02-05
FR2461678B1 (en) 1986-07-25
JPS5617890A (en) 1981-02-20

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Legal Events

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

Effective date: 19950623