GB1536595A - Safety devices for power tools - Google Patents

Safety devices for power tools

Info

Publication number
GB1536595A
GB1536595A GB30519/76A GB3051976A GB1536595A GB 1536595 A GB1536595 A GB 1536595A GB 30519/76 A GB30519/76 A GB 30519/76A GB 3051976 A GB3051976 A GB 3051976A GB 1536595 A GB1536595 A GB 1536595A
Authority
GB
United Kingdom
Prior art keywords
abutments
pawl
saw
drum
centrifugal clutch
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
GB30519/76A
Other languages
English (en)
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.)
Textron Inc
Original Assignee
Textron 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
Priority claimed from US05/599,059 external-priority patent/US3982616A/en
Application filed by Textron Inc filed Critical Textron Inc
Publication of GB1536595A publication Critical patent/GB1536595A/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
    • B27B17/083—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
    • F16D11/00—Clutches in which the members have interengaging parts
    • F16D11/02—Clutches in which the members have interengaging parts disengaged by a contact of a part mounted on the clutch with a stationarily-mounted member
    • F16D11/06—Clutches in which the members have interengaging parts disengaged by a contact of a part mounted on the clutch with a stationarily-mounted member with clutching members movable otherwise than only axially, e.g. rotatable keys
    • 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
    • F16D67/02—Clutch-brake combinations

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)
  • One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
GB30519/76A 1975-07-25 1976-07-22 Safety devices for power tools Expired GB1536595A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US59906075A 1975-07-25 1975-07-25
US05/599,059 US3982616A (en) 1975-07-25 1975-07-25 Latch operated centrifugally released safety clutch for saws

Publications (1)

Publication Number Publication Date
GB1536595A true GB1536595A (en) 1978-12-20

Family

ID=27083226

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30519/76A Expired GB1536595A (en) 1975-07-25 1976-07-22 Safety devices for power tools

Country Status (8)

Country Link
JP (1) JPS5214992A (enrdf_load_stackoverflow)
BR (1) BR7604890A (enrdf_load_stackoverflow)
CA (1) CA1059048A (enrdf_load_stackoverflow)
DE (1) DE2632304A1 (enrdf_load_stackoverflow)
GB (1) GB1536595A (enrdf_load_stackoverflow)
IT (1) IT1069380B (enrdf_load_stackoverflow)
NO (1) NO762331L (enrdf_load_stackoverflow)
SE (1) SE7607737L (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE37832E1 (en) 1995-09-04 2002-09-10 Makita Corporation Electromotive chain saw
EP2292376A1 (de) * 2009-09-02 2011-03-09 Robert Bosch GmbH Notbremssystem für Werkzeugmaschinen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1135768B (it) 1981-04-17 1986-08-27 Black & Decker Inc Dispositivo di frenatura perfezionato in particolare per motoseghe portatili

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE37832E1 (en) 1995-09-04 2002-09-10 Makita Corporation Electromotive chain saw
EP2292376A1 (de) * 2009-09-02 2011-03-09 Robert Bosch GmbH Notbremssystem für Werkzeugmaschinen
US8689665B2 (en) 2009-09-02 2014-04-08 Robert Bosch Gmbh Emergency braking system for machine tools

Also Published As

Publication number Publication date
BR7604890A (pt) 1977-08-09
JPS6154562B2 (enrdf_load_stackoverflow) 1986-11-22
DE2632304A1 (de) 1977-02-17
NO762331L (enrdf_load_stackoverflow) 1977-01-26
SE7607737L (sv) 1977-01-26
IT1069380B (it) 1985-03-25
CA1059048A (en) 1979-07-24
JPS5214992A (en) 1977-02-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee