CA976847A - Brake device for power saws - Google Patents

Brake device for power saws

Info

Publication number
CA976847A
CA976847A CA139,548A CA139548A CA976847A CA 976847 A CA976847 A CA 976847A CA 139548 A CA139548 A CA 139548A CA 976847 A CA976847 A CA 976847A
Authority
CA
Canada
Prior art keywords
brake device
power saws
saws
power
brake
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
CA139,548A
Other languages
English (en)
Other versions
CA139548S (en
Inventor
Lennart Gustafsson
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.)
Partner AB
Original Assignee
Partner AB
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 Partner AB filed Critical Partner AB
Application granted granted Critical
Publication of CA976847A publication Critical patent/CA976847A/en
Expired 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
    • F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
    • F16D49/08—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like shaped as an encircling band extending over approximately 360 degrees
    • F16D49/10—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like shaped as an encircling band extending over approximately 360 degrees mechanically actuated
    • 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

  • 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)
CA139,548A 1971-04-13 1972-04-12 Brake device for power saws Expired CA976847A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7104771A SE390131B (sv) 1971-04-13 1971-04-13 Bromsanordning vid motorsagar

Publications (1)

Publication Number Publication Date
CA976847A true CA976847A (en) 1975-10-28

Family

ID=20264933

Family Applications (1)

Application Number Title Priority Date Filing Date
CA139,548A Expired CA976847A (en) 1971-04-13 1972-04-12 Brake device for power saws

Country Status (6)

Country Link
US (1) US3776331A (sv)
JP (1) JPS5316157B1 (sv)
CA (1) CA976847A (sv)
DE (1) DE2217707C3 (sv)
GB (1) GB1385216A (sv)
SE (1) SE390131B (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310972A (en) * 1979-12-28 1982-01-19 Trail Manufacturing Limited Brake control assembly

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839795A (en) * 1973-04-26 1974-10-08 Mc Culloch Corp Chain saw safety method and apparatus
SE7311717L (sv) * 1973-08-29 1975-03-03 Husqvarna Ab
DE2353479A1 (de) * 1973-10-25 1975-04-30 Stihl Maschf Andreas Motorsaege, insbesondere motorkettensaege
US3992779A (en) * 1973-12-21 1976-11-23 Textron, Inc. Chain brake for chain saw
US3961433A (en) * 1974-06-21 1976-06-08 The Raymond Lee Organization Inc. Picture poster viewer
US3923126A (en) * 1974-06-25 1975-12-02 Textron Inc Band type brake for a chain saw
US3934345A (en) * 1974-10-15 1976-01-27 Mcculloch Corporation Snap-acting over-center chain saw safety brake and method of operation thereof
US4026392A (en) * 1974-10-15 1977-05-31 Mcculloch Corporation Snap-acting over-center chain saw safety brake and method of operation thereof
CA1028227A (en) * 1974-10-15 1978-03-21 Robert E. Frederickson Safety braking mechanism for a portable chain saw
US4059895A (en) * 1974-10-15 1977-11-29 Mcculloch Corporation Full position safety brake for portable chain saw
US3964333A (en) * 1974-10-15 1976-06-22 Mcculloch Corporation Safety braking mechanism for a portable chain saw
US3991469A (en) * 1974-10-15 1976-11-16 Mcculloch Corporation Safety braking mechanism for a portable chain saw
US4006528A (en) * 1974-11-22 1977-02-08 Kaaz Machinery Co. Ltd. Portable grass and brush cutter with brake and clutch
SE7506347L (sv) * 1975-06-04 1976-12-05 Partner Ab Anordning vid motorsagar
US3974566A (en) * 1975-09-08 1976-08-17 Mcculloch Corporation Method and apparatus for arresting movement of a chain saw cutter chain
DE2602247C2 (de) * 1976-01-22 1992-04-23 Fa. Andreas Stihl, 7050 Waiblingen Bremseinrichtung an einer motorgetriebenen Handsäge, insbesondere einer Motorkettensäge
US4121339A (en) * 1977-08-10 1978-10-24 Milovan Nikolich Safety brake mechanism for chain saws
JPS5625850Y2 (sv) * 1977-09-14 1981-06-18
SE7805690L (sv) * 1978-05-18 1979-11-19 Jonsereds Fabrikers Ab Sekerhetsbroms for berbara motorsagar
US4197640A (en) * 1978-09-18 1980-04-15 Beaird-Poulan Division, Emerson Electric Co. Safety braking apparatus for portable chain saw
US4334357A (en) * 1980-08-08 1982-06-15 Black & Decker Inc. Safety braking apparatus for a portable chain saw
JPS57159258U (sv) * 1981-03-30 1982-10-06
DE3122214A1 (de) * 1981-06-04 1982-12-23 Fa. Andreas Stihl, 7050 Waiblingen Bremseinrichtung fuer eine motorkettensaege
FR2517586A1 (fr) * 1981-12-09 1983-06-10 Trail Manufacturing Ltd Ensemble de commande de frein pour tronconneuse
SE8300200L (sv) * 1982-01-18 1983-07-19 Sachs Dolmar Gmbh Bromsanordning for bromsning av sagkedjan vid en berbar motorsagskedja
DE3324628A1 (de) * 1983-07-08 1985-01-17 Fa. Andreas Stihl, 7050 Waiblingen Kettenbrems-vorrichtung
JPS6032601A (ja) * 1983-08-01 1985-02-19 株式会社共立 チエンソ−安全制動装置
JPS6046203U (ja) * 1983-09-07 1985-04-01 株式会社　共立 携帯チエンソ−の前ハンドル支え
JPH0219216Y2 (sv) * 1984-10-18 1990-05-28
SE441992B (sv) * 1985-01-29 1985-11-25 Kenneth Wallmark Anordning vid en kedjebroms for en motorsag
DE3608523A1 (de) * 1986-03-14 1987-09-17 Bosch Gmbh Robert Schnellstoppeinrichtung zum stillsetzen einer saegekette einer tragbaren motorkettensaege
US4651423A (en) * 1986-04-23 1987-03-24 Grogan Victor A Chain saw cutting chain safety stop
JPH031221Y2 (sv) * 1986-05-02 1991-01-16
EP0440827B1 (de) * 1990-01-31 1994-07-06 Dolmar GmbH Bremseinrichtung an einer motorgetriebenen Handsäge, insbesondere einer Motorkettensäge
DE19808118C2 (de) * 1998-02-26 2000-04-20 Stihl Maschf Andreas Heckenschere
DE20102076U1 (de) * 2001-02-07 2001-03-29 Dolmar Gmbh Bremsbandzentrierung
JP4614721B2 (ja) * 2004-09-22 2011-01-19 株式会社ハーモニック・エイディ 開閉部材のブレーキ付き開閉機構
DE202004017679U1 (de) * 2004-11-15 2006-03-23 Dolmar Gmbh Anlaufbremse für eine Heckenschere
JP4278102B2 (ja) * 2004-11-17 2009-06-10 株式会社共立 作業機の制動装置
CN101091199B (zh) * 2005-06-29 2012-04-04 哈莫尼克Ad股份有限公司 开闭构件的带制动器开闭装置
US7200941B2 (en) * 2005-07-12 2007-04-10 Myers Kent J Chainsaw throttle and brake mechanisms
DE102012218073A1 (de) * 2012-10-03 2014-06-12 Hilti Aktiengesellschaft Handgeführtes Werkzeuggerät mit einer Bremsvorrichtung zum Bremsen eines Bearbeitungswerkzeuges
DE102012218071A1 (de) * 2012-10-03 2014-06-12 Hilti Aktiengesellschaft Handgeführtes Werkzeuggerät mit einer Bremsvorrichtung zum Bremsen eines Bearbeitungswerkzeuges
DE102012218072A1 (de) * 2012-10-03 2014-06-12 Hilti Aktiengesellschaft Handgeführtes Werkzeuggerät mit einer Bremsvorrichtung zum Bremsen eines Bearbeitungswerkzeuges
US20190030746A1 (en) * 2016-01-30 2019-01-31 Koki Holdings Co., Ltd. Chainsaw
CN112352651B (zh) * 2020-11-20 2022-01-07 永康市南征工贸股份有限公司 一种可调节式防意外伤人的电动链锯

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1976406A (en) * 1932-02-15 1934-10-09 Clyde Iron Works Safety brake
US2480343A (en) * 1943-01-21 1949-08-30 American Car & Foundry Co Safety band brake for high-speed tools
US3228177A (en) * 1964-07-29 1966-01-11 Coates Leroy Safety device for power equipment
US3292742A (en) * 1964-11-03 1966-12-20 Clark Equipment Co Brake
US3485326A (en) * 1967-10-20 1969-12-23 Mcculloch Corp Magnetic stopping device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310972A (en) * 1979-12-28 1982-01-19 Trail Manufacturing Limited Brake control assembly

Also Published As

Publication number Publication date
DE2217707B2 (de) 1978-08-17
US3776331A (en) 1973-12-04
JPS5316157B1 (sv) 1978-05-30
GB1385216A (en) 1975-02-26
DE2217707C3 (de) 1980-08-28
DE2217707A1 (de) 1972-10-19
SE390131B (sv) 1976-12-06

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