[go: up one dir, main page]

FR665070A - Improvements to blocks, slings, hoists and other lifting devices - Google Patents

Improvements to blocks, slings, hoists and other lifting devices

Info

Publication number
FR665070A
FR665070A FR665070DA FR665070A FR 665070 A FR665070 A FR 665070A FR 665070D A FR665070D A FR 665070DA FR 665070 A FR665070 A FR 665070A
Authority
FR
France
Prior art keywords
slings
hoists
blocks
lifting devices
lifting
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
Other languages
French (fr)
Inventor
Robert Cowan Macdonald
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 filed Critical
Application granted granted Critical
Publication of FR665070A publication Critical patent/FR665070A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00—Capstans, winches or hoists
    • B66D2700/02—Hoists or accessories for hoists
    • B66D2700/026—Pulleys, sheaves, pulley blocks or their mounting
    • B66D2700/028—Pulley blocks with multiple sheaves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR665070D 1928-12-04 1928-12-04 Improvements to blocks, slings, hoists and other lifting devices Expired FR665070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR665070T 1928-12-04

Publications (1)

Publication Number Publication Date
FR665070A true FR665070A (en) 1929-09-13

Family

ID=9013073

Family Applications (1)

Application Number Title Priority Date Filing Date
FR665070D Expired FR665070A (en) 1928-12-04 1928-12-04 Improvements to blocks, slings, hoists and other lifting devices

Country Status (1)

Country Link
FR (1) FR665070A (en)

Similar Documents

Publication Publication Date Title
FR691435A (en) Improvements to cranes, derricks, sheers and similar lifting devices
FR665070A (en) Improvements to blocks, slings, hoists and other lifting devices
FR623604A (en) Improvements to transportable cranes
FR650830A (en) Improvements to lifting cranes
FR654630A (en) Lifting mast
FR645847A (en) Advanced training in lifting cranes
FR32122E (en) Hoist hoist
FR643078A (en) Tipping crane
FR617082A (en) Lifting or traction winch
FR625476A (en) Rolling hoist
FR611915A (en) Hoist hoist
FR650790A (en) Improvements to cranes
FR670400A (en) Improvements to cranes
FR640831A (en) Stacker crane
FR659679A (en) Improvements to lifting devices
FR656586A (en) Grapple improvements
CA264978A (en) Trolley hoist
BE343758R (en) Crane boom lifting device
FI12905A (en) Self-detaching lifting hook
FR645768A (en) Mobile rail hoist
FR639853A (en) Improvements to cranes
CA276284A (en) Wrecking crane
FR658581A (en) Improvements to jib lifting cranes
CA279158A (en) Elevator hoist
FR690428A (en) Hydraulic crane