CA2009874C - Contrepoids coulissant - Google Patents

Contrepoids coulissant

Info

Publication number
CA2009874C
CA2009874C CA 2009874 CA2009874A CA2009874C CA 2009874 C CA2009874 C CA 2009874C CA 2009874 CA2009874 CA 2009874 CA 2009874 A CA2009874 A CA 2009874A CA 2009874 C CA2009874 C CA 2009874C
Authority
CA
Canada
Prior art keywords
machine
counterweight
mounting plate
horizontal
shaped
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
CA 2009874
Other languages
English (en)
Other versions
CA2009874A1 (fr
Inventor
William James Grant
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA 2009874 priority Critical patent/CA2009874C/fr
Publication of CA2009874A1 publication Critical patent/CA2009874A1/fr
Application granted granted Critical
Publication of CA2009874C publication Critical patent/CA2009874C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07554—Counterweights
    • 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
    • B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
    • B66C23/76—Counterweights or supports for balancing lifting couples separate from jib and movable to take account of variations of load or of variations of length of jib

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Jib Cranes (AREA)
CA 2009874 1990-02-13 1990-02-13 Contrepoids coulissant Expired - Fee Related CA2009874C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2009874 CA2009874C (fr) 1990-02-13 1990-02-13 Contrepoids coulissant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2009874 CA2009874C (fr) 1990-02-13 1990-02-13 Contrepoids coulissant

Publications (2)

Publication Number Publication Date
CA2009874A1 CA2009874A1 (fr) 1991-08-13
CA2009874C true CA2009874C (fr) 1993-10-26

Family

ID=4144266

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2009874 Expired - Fee Related CA2009874C (fr) 1990-02-13 1990-02-13 Contrepoids coulissant

Country Status (1)

Country Link
CA (1) CA2009874C (fr)

Also Published As

Publication number Publication date
CA2009874A1 (fr) 1991-08-13

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