CA922671A - Tower cranes - Google Patents

Tower cranes

Info

Publication number
CA922671A
CA922671A CA105309A CA105309A CA922671A CA 922671 A CA922671 A CA 922671A CA 105309 A CA105309 A CA 105309A CA 105309 A CA105309 A CA 105309A CA 922671 A CA922671 A CA 922671A
Authority
CA
Canada
Prior art keywords
tower cranes
cranes
tower
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
CA105309A
Inventor
Durand Pierre
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.)
Richier SA
Original Assignee
Richier SA
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 Richier SA filed Critical Richier SA
Application granted granted Critical
Publication of CA922671A publication Critical patent/CA922671A/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
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/14—Trolley or crane travel drives
    • 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
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/03—Cranes with arms or jibs; Multiple cranes
    • B66C2700/0385—Cranes with trolleys movable along adjustable or slewable arms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/03—Cranes with arms or jibs; Multiple cranes
    • B66C2700/0392—Movement of the crane arm; Coupling of the crane arm with the counterweights; Safety devices for the movement of the arm

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
CA105309A 1970-02-13 1971-02-12 Tower cranes Expired CA922671A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7005190A FR2077779B1 (en) 1970-02-13 1970-02-13

Publications (1)

Publication Number Publication Date
CA922671A true CA922671A (en) 1973-03-13

Family

ID=9050609

Family Applications (1)

Application Number Title Priority Date Filing Date
CA105309A Expired CA922671A (en) 1970-02-13 1971-02-12 Tower cranes

Country Status (6)

Country Link
JP (1) JPS5111378B1 (en)
CA (1) CA922671A (en)
DE (1) DE2106291C3 (en)
FR (1) FR2077779B1 (en)
GB (1) GB1282847A (en)
SE (1) SE382963B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168130A (en) * 1977-04-22 1979-09-18 Dr. Barth Kg Apparatus for placing paving elements
GB2433734A (en) * 2005-12-30 2007-07-04 David Schofield Adjustable counterbalance system
CN102992209B (en) * 2012-12-20 2014-12-03 中联重科股份有限公司 Balance weight of crane, crane and moment balancing method of crane
EP2942317A1 (en) 2014-05-08 2015-11-11 Helmut Quirxtner Crane
CN116374858B (en) * 2023-04-18 2023-10-03 江苏朗恩机械制造有限公司 Balance weight balancing structure of crane

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE449603A (en) * 1941-09-24
FR1298498A (en) * 1961-06-02 1962-07-13 Potain & Cie Ets F Long-boom crane improvements
FR1408597A (en) * 1964-04-27 1965-08-13 Crane with extendable boom, movable vertically and horizontally on the column
FR1413966A (en) * 1964-08-27 1965-10-15 Cantilever crane, fitted with a counterweight on a mobile arm, the position of which depends on the load to be lifted
US3250400A (en) * 1964-10-26 1966-05-10 Robert F Bennett Rotary crane with split race bull wheel
FR1455107A (en) * 1965-05-07 1966-04-01 Quick-erecting transportable tower crane

Also Published As

Publication number Publication date
FR2077779B1 (en) 1974-09-20
GB1282847A (en) 1972-07-26
DE2106291C3 (en) 1975-12-11
SE382963B (en) 1976-02-23
JPS5111378B1 (en) 1976-04-10
DE2106291A1 (en) 1972-01-13
DE2106291B2 (en) 1975-04-17
FR2077779A1 (en) 1971-11-05

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