CA1178173A - Sprocket-brake drum construction for chain saw - Google Patents

Sprocket-brake drum construction for chain saw

Info

Publication number
CA1178173A
CA1178173A CA000383461A CA383461A CA1178173A CA 1178173 A CA1178173 A CA 1178173A CA 000383461 A CA000383461 A CA 000383461A CA 383461 A CA383461 A CA 383461A CA 1178173 A CA1178173 A CA 1178173A
Authority
CA
Canada
Prior art keywords
sprocket
brake drum
lugs
teeth
drive shaft
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
CA000383461A
Other languages
English (en)
French (fr)
Inventor
Ronald J. Lipscombe
Ernest R. Dynie
Colin Overy
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.)
Black and Decker Inc
Original Assignee
Black and Decker Inc
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 Black and Decker Inc filed Critical Black and Decker Inc
Application granted granted Critical
Publication of CA1178173A publication Critical patent/CA1178173A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B17/00—Chain saws; Equipment therefor
    • B27B17/08—Drives or gearings; Devices for swivelling or tilting the chain saw
    • B27B17/10—Transmission clutches specially designed for chain saws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B17/00—Chain saws; Equipment therefor
    • B27B17/08—Drives or gearings; Devices for swivelling or tilting the chain saw
    • B27B17/083—Devices for arresting movement of the saw chain
    • 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
    • F16D67/00—Combinations of couplings and brakes; Combinations of clutches and brakes
    • 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
    • F16D7/00—Slip couplings, e.g. slipping on overload, for absorbing shock
    • F16D7/02—Slip couplings, e.g. slipping on overload, for absorbing shock of the friction type
    • F16D7/024—Slip couplings, e.g. slipping on overload, for absorbing shock of the friction type with axially applied torque limiting friction surfaces
    • F16D7/025—Slip couplings, e.g. slipping on overload, for absorbing shock of the friction type with axially applied torque limiting friction surfaces with flat clutching surfaces, e.g. discs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Braking Arrangements (AREA)
  • Sawing (AREA)
CA000383461A 1980-08-08 1981-08-07 Sprocket-brake drum construction for chain saw Expired CA1178173A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/US1980/001011 WO1982000436A1 (en) 1980-08-08 1980-08-08 Sprocket-brake drum construction for chain saw
US80/01011 1980-08-08

Publications (1)

Publication Number Publication Date
CA1178173A true CA1178173A (en) 1984-11-20

Family

ID=22154469

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000383461A Expired CA1178173A (en) 1980-08-08 1981-08-07 Sprocket-brake drum construction for chain saw

Country Status (5)

Country Link
EP (1) EP0057180A1 (it)
AU (1) AU7039181A (it)
CA (1) CA1178173A (it)
IT (1) IT1137634B (it)
WO (1) WO1982000436A1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010008328A1 (en) * 2008-07-14 2010-01-21 Husqvarna Ab Hand guard for chainsaw

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144890A (en) * 1962-01-12 1964-08-18 Outboard Marine Corp Chain saw sprocket
US3135127A (en) * 1962-08-06 1964-06-02 Troy J Reed Sprocket for saw chain

Also Published As

Publication number Publication date
IT8123258A0 (it) 1981-07-30
IT1137634B (it) 1986-09-10
AU7039181A (en) 1982-03-02
EP0057180A1 (en) 1982-08-11
WO1982000436A1 (en) 1982-02-18

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Legal Events

Date Code Title Description
MKEX Expiry