CA1028227A - Safety braking mechanism for a portable chain saw - Google Patents

Safety braking mechanism for a portable chain saw

Info

Publication number
CA1028227A
CA1028227A CA235,562A CA235562A CA1028227A CA 1028227 A CA1028227 A CA 1028227A CA 235562 A CA235562 A CA 235562A CA 1028227 A CA1028227 A CA 1028227A
Authority
CA
Canada
Prior art keywords
braking mechanism
chain saw
safety braking
portable chain
portable
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
CA235,562A
Other languages
French (fr)
Inventor
Robert E. Frederickson
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.)
Mcculloch Corp
Original Assignee
Mcculloch Corp
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 Mcculloch Corp filed Critical Mcculloch Corp
Application granted granted Critical
Publication of CA1028227A publication Critical patent/CA1028227A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D57/00—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00
    • B23D57/02—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00 with 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Sawing (AREA)
CA235,562A 1974-10-15 1975-09-16 Safety braking mechanism for a portable chain saw Expired CA1028227A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51504574A 1974-10-15 1974-10-15

Publications (1)

Publication Number Publication Date
CA1028227A true CA1028227A (en) 1978-03-21

Family

ID=24049754

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235,562A Expired CA1028227A (en) 1974-10-15 1975-09-16 Safety braking mechanism for a portable chain saw

Country Status (6)

Country Link
JP (1) JPS5914321B2 (en)
BR (1) BR7506685A (en)
CA (1) CA1028227A (en)
DE (1) DE2545992C2 (en)
FR (1) FR2287973A1 (en)
SE (1) SE7511073L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197640A (en) * 1978-09-18 1980-04-15 Beaird-Poulan Division, Emerson Electric Co. Safety braking apparatus for portable chain saw
JPS6032601A (en) * 1983-08-01 1985-02-19 株式会社共立 Safety brake gear for chain saw
DE4120875C2 (en) * 1991-06-21 2000-06-08 Stihl Maschf Andreas Motor chain saw with brake device integrated in the sprocket cover

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE390131B (en) * 1971-04-13 1976-12-06 Partner Ab BRAKE DEVICE FOR MOTORSAWS

Also Published As

Publication number Publication date
FR2287973A1 (en) 1976-05-14
DE2545992A1 (en) 1976-04-29
DE2545992C2 (en) 1984-05-30
FR2287973B1 (en) 1982-03-26
JPS5164699A (en) 1976-06-04
BR7506685A (en) 1976-08-31
SE7511073L (en) 1976-04-20
JPS5914321B2 (en) 1984-04-04

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