MY109936A - Multi-drum winching apparatus - Google Patents

Multi-drum winching apparatus

Info

Publication number
MY109936A
MY109936A MYPI91002298A MYPI19912298A MY109936A MY 109936 A MY109936 A MY 109936A MY PI91002298 A MYPI91002298 A MY PI91002298A MY PI19912298 A MYPI19912298 A MY PI19912298A MY 109936 A MY109936 A MY 109936A
Authority
MY
Malaysia
Prior art keywords
annular member
winching apparatus
pawl
drum
arms
Prior art date
Application number
MYPI91002298A
Inventor
Lawrence Alan
Original Assignee
C U Lighting 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 C U Lighting Ltd filed Critical C U Lighting Ltd
Publication of MY109936A publication Critical patent/MY109936A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/32—Detent devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)
  • Transmission Devices (AREA)

Abstract

A MULTI-DRUM WINCHING APPARATUS OF THE TYPE HAVING INDEPENDENTLY ROTATABLE DRUMS (14) DRIVEN BY WORM GEAR ARRANGEMENTS (24, 26) INCLUDES: AT LEAST ONE FRICTION RATCHET ASSOCIATED WITH ONE OF THE WORMS (26), THE OR EACH OF THE FRICTION RATCHETS COMPRISING A FIRST ANNULAR MEMBER (70) ASSEMBLED WITH THE WORM (26) AND HAVING A SINGLE TOOTH (72) ON ITS OUTER CIRCUMFERENCE, AND A SUBSTANTIALLY U-SHAPED MEMBER (72) PIVOTALLY MOUNTED AND HAVING A PAIR OF ARMS (76, 78) ONE OF WHICH ACTS AS A PAWL (76), THE FIRST ANNULAR MEMBER (70) BEING CRADLED FOR ROTATION WITHIN THE ARMS (76, 78) OF THE PIVOTABLE U-SHAPED MEMBER (74) , THE ECCENTRIC MOTION OF THE FIRST ANNULAR MEMBER (70) CAUSING THE PAWL (76) TO ENGAGE WITH THE SINGLE TOOTH (72) AT THE END OF A LIFTING RUN OF THE MULTI-DRUM WINCHING APPARATUS;AND A THRUST BALL BEARING (86) ASSOCIATED WITH THE FIRST ANNULAR MEMBER (70).
MYPI91002298A 1990-12-12 1991-12-11 Multi-drum winching apparatus MY109936A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909026953A GB9026953D0 (en) 1990-12-12 1990-12-12 Multi-drum winching apparatus

Publications (1)

Publication Number Publication Date
MY109936A true MY109936A (en) 1997-10-31

Family

ID=10686877

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI91002298A MY109936A (en) 1990-12-12 1991-12-11 Multi-drum winching apparatus

Country Status (4)

Country Link
GB (2) GB9026953D0 (en)
HK (1) HK127094A (en)
IN (1) IN180227B (en)
MY (1) MY109936A (en)

Also Published As

Publication number Publication date
HK127094A (en) 1994-11-25
IN180227B (en) 1998-01-17
GB9126162D0 (en) 1992-02-12
GB2253828A (en) 1992-09-23
GB2253828B (en) 1994-02-23
GB9026953D0 (en) 1991-01-30

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