AU631078B2 - Lift sheave - Google Patents

Lift sheave

Info

Publication number
AU631078B2
AU631078B2 AU87803/91A AU8780391A AU631078B2 AU 631078 B2 AU631078 B2 AU 631078B2 AU 87803/91 A AU87803/91 A AU 87803/91A AU 8780391 A AU8780391 A AU 8780391A AU 631078 B2 AU631078 B2 AU 631078B2
Authority
AU
Australia
Prior art keywords
lift sheave
sheave
lift
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.)
Ceased
Application number
AU87803/91A
Other versions
AU8780391A (en
Inventor
Gregory Eckersley
Maxwell Thomas Jones
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.)
Johns Perry Industries Pty Ltd
Original Assignee
Johns Perry Industries Pty 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 Johns Perry Industries Pty Ltd filed Critical Johns Perry Industries Pty Ltd
Priority to AU87803/91A priority Critical patent/AU631078B2/en
Publication of AU8780391A publication Critical patent/AU8780391A/en
Application granted granted Critical
Publication of AU631078B2 publication Critical patent/AU631078B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D59/00—Self-acting brakes, e.g. coming into operation at a predetermined speed
    • F16D59/02—Self-acting brakes, e.g. coming into operation at a predetermined speed spring-loaded and adapted to be released by mechanical, fluid, or electromagnetic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
    • B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
    • B66B1/32—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on braking devices, e.g. acting on electrically controlled brakes
    • 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
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/06—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect
    • B66D5/08—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect embodying blocks or shoes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
    • F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
    • F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
    • F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/18—Electric or magnetic
    • F16D2121/20—Electric or magnetic using electromagnets
    • F16D2121/22—Electric or magnetic using electromagnets for releasing a normally applied brake

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
AU87803/91A 1985-11-04 1991-11-12 Lift sheave Ceased AU631078B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU87803/91A AU631078B2 (en) 1985-11-04 1991-11-12 Lift sheave

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPH323385 1985-11-04
AUPH3233 1985-11-04
AU87803/91A AU631078B2 (en) 1985-11-04 1991-11-12 Lift sheave

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU24185/88A Division AU617699B2 (en) 1985-11-04 1988-10-24 Lift sheave

Publications (2)

Publication Number Publication Date
AU8780391A AU8780391A (en) 1992-01-09
AU631078B2 true AU631078B2 (en) 1992-11-12

Family

ID=25640930

Family Applications (1)

Application Number Title Priority Date Filing Date
AU87803/91A Ceased AU631078B2 (en) 1985-11-04 1991-11-12 Lift sheave

Country Status (1)

Country Link
AU (1) AU631078B2 (en)

Also Published As

Publication number Publication date
AU8780391A (en) 1992-01-09

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