CA990711A - Double-drum winch - Google Patents

Double-drum winch

Info

Publication number
CA990711A
CA990711A CA191,010A CA191010A CA990711A CA 990711 A CA990711 A CA 990711A CA 191010 A CA191010 A CA 191010A CA 990711 A CA990711 A CA 990711A
Authority
CA
Canada
Prior art keywords
double
drum winch
winch
drum
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
CA191,010A
Inventor
Mazazoh Mita
Masami Hashimoto
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.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
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 Komatsu Ltd filed Critical Komatsu Ltd
Application granted granted Critical
Publication of CA990711A publication Critical patent/CA990711A/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
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/40—Control devices
    • B66D1/42—Control devices non-automatic
    • B66D1/44—Control devices non-automatic pneumatic of hydraulic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/14—Power transmissions between power sources and drums or barrels
    • B66D1/16—Power transmissions between power sources and drums or barrels the drums or barrels being freely rotatable, e.g. having a clutch activated independently of a brake
    • B66D1/18—Power transmissions between power sources and drums or barrels the drums or barrels being freely rotatable, e.g. having a clutch activated independently of a brake and the power being transmitted from a continuously operating and irreversible prime mover, i.e. an internal combustion engine, e.g. on a motor vehicle or a portable winch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/26—Rope, cable, or chain winding mechanisms; Capstans having several drums or barrels
CA191,010A 1973-06-13 1974-01-25 Double-drum winch Expired CA990711A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48065835A JPS5245381B2 (en) 1973-06-13 1973-06-13

Publications (1)

Publication Number Publication Date
CA990711A true CA990711A (en) 1976-06-08

Family

ID=13298455

Family Applications (1)

Application Number Title Priority Date Filing Date
CA191,010A Expired CA990711A (en) 1973-06-13 1974-01-25 Double-drum winch

Country Status (3)

Country Link
US (1) US3895699A (en)
JP (1) JPS5245381B2 (en)
CA (1) CA990711A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4033553A (en) * 1975-06-26 1977-07-05 Kabushiki Kaisha Komatsu Seisakusho Double-drum winch
US4033554A (en) * 1975-06-27 1977-07-05 Kabushiki Kaisha Komatsu Seisakusho Double-drum winch
US4024935A (en) * 1975-07-08 1977-05-24 Kabushiki Kaisha Komatsu Seisakusho Power transmission in double-drum winch
JPS54131243A (en) * 1978-03-31 1979-10-12 Komatsu Ltd Two-drum winch device
JPS5670291A (en) * 1979-11-12 1981-06-12 Hitachi Ltd Controller for attitude of hanging tool
US4398698A (en) * 1981-05-29 1983-08-16 Fmc Corporation Freefall winch system and method of operation
US6244449B1 (en) * 1997-04-01 2001-06-12 Manitowoc Crane Group, Inc. Free fall disconnect

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445116A (en) * 1942-10-31 1948-07-13 William M Huston Load handling equipment
US2529299A (en) * 1944-12-15 1950-11-07 Letourneau Inc Multiple drum winch
US2703161A (en) * 1953-05-15 1955-03-01 United States Steel Corp Drawworks having dual purpose low drive shaft

Also Published As

Publication number Publication date
JPS5015251A (en) 1975-02-18
US3895699A (en) 1975-07-22
JPS5245381B2 (en) 1977-11-15

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