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CA980640A - Speed control and cut-off device - Google Patents

Speed control and cut-off device

Info

Publication number
CA980640A
CA980640A CA 231414 CA231414A CA980640A CA 980640 A CA980640 A CA 980640A CA 231414 CA231414 CA 231414 CA 231414 A CA231414 A CA 231414A CA 980640 A CA980640 A CA 980640A
Authority
CA
Canada
Prior art keywords
cut
speed control
speed
control
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
CA 231414
Inventor
John L. Wickham
Albert G. Wordsworth
David E. Huffaker
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 Corp
Original Assignee
Black and Decker Manufacturing Co
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 Manufacturing Co filed Critical Black and Decker Manufacturing Co
Application granted granted Critical
Publication of CA980640A publication Critical patent/CA980640A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C20/00—Control of, monitoring of, or safety arrangements for, machines or engines
    • F01C20/08—Control of, monitoring of, or safety arrangements for, machines or engines characterised by varying the rotational speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C20/00—Control of, monitoring of, or safety arrangements for, machines or engines
    • F01C20/28—Safety arrangements; Monitoring
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0971—Speed responsive valve control
    • Y10T137/108—Centrifugal mass type [exclusive of liquid]
    • Y10T137/1153—Excess speed responsive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
CA 231414 1971-08-16 1975-07-14 Speed control and cut-off device Expired CA980640A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17202671A 1971-08-16 1971-08-16

Publications (1)

Publication Number Publication Date
CA980640A true CA980640A (en) 1975-12-30

Family

ID=22626064

Family Applications (2)

Application Number Title Priority Date Filing Date
CA136,301A Expired CA958609A (en) 1971-08-16 1972-03-06 Speed control and cut-off device
CA 231414 Expired CA980640A (en) 1971-08-16 1975-07-14 Speed control and cut-off device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA136,301A Expired CA958609A (en) 1971-08-16 1972-03-06 Speed control and cut-off device

Country Status (4)

Country Link
US (1) US3767332A (en)
JP (1) JPS554929B2 (en)
CA (2) CA958609A (en)
GB (1) GB1397775A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923429A (en) * 1974-06-03 1975-12-02 Chicago Pneumatic Tool Co Overspeed safety device for rotary tools
US4184819A (en) * 1978-01-23 1980-01-22 The Aro Corporation Secondary speed sensor for governed air grinders
DE2821074A1 (en) * 1978-05-13 1979-11-22 Bosch Gmbh Robert COMPRESSED AIR TOOL WITH ROTATING MOTOR
SE435641B (en) * 1981-10-21 1984-10-08 Atlas Copco Ab AIR SUPPLY ORGANIZATION OF A PNEUMATIC DRIVE CRAFT
US4443164A (en) * 1982-03-15 1984-04-17 The Aro Corporation Secondary speed sensor for governed air grinders
DE3247787A1 (en) * 1982-12-23 1984-06-28 Accumulatorenfabriken Wilhelm Hagen Ag Soest-Kassel-Berlin, 4770 Soest METHOD FOR PRODUCING POSITIVE TUBE PLATES FOR ACCUMULATORS
JPS5983183U (en) * 1983-05-31 1984-06-05 三洋電機株式会社 Dynamo remote lifting device
SE469605B (en) * 1992-06-29 1993-08-02 Atlas Copco Tools Ab OVERVIEW PROTECTION FOR A PNEUMATIC ROTATION ENGINE
SE527476C2 (en) * 2004-04-30 2006-03-21 Atlas Copco Tools Ab Surface protection for a rotary motor
GB201205954D0 (en) * 2012-04-03 2012-05-16 Cff Technologies Ltd Downhole actuator
CN105189042B (en) * 2013-05-08 2017-04-12 阿特拉斯·科普柯工业技术公司 A pneumatic power tool with an over-speed safety device
CN112228780B (en) * 2020-11-04 2024-08-23 博纳斯威阀门股份有限公司 Explosion tube protection safety device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US630590A (en) * 1897-05-25 1899-08-08 Empire Engine And Motor Company Rotary engine.
US1759641A (en) * 1928-10-20 1930-05-20 Rotor Air Tool Company Governor for fluid-pressure motors
US2067728A (en) * 1934-08-18 1937-01-12 Plato Gerhardt Rotary motor
US2422733A (en) * 1945-04-02 1947-06-24 Ingersoll Rand Co Speed responsive fluid motor throttling and shutoff valve means
US2586968A (en) * 1949-11-16 1952-02-26 Ingersoll Rand Co Safety device for rotary motors
GB1027771A (en) * 1962-01-30 1966-04-27 Broom & Wade Ltd Improvements in or relating to rotary pneumatic motors
US3279485A (en) * 1963-04-22 1966-10-18 Rockwell Mfg Co Safety governor for pneumatic tool
US3519372A (en) * 1968-09-19 1970-07-07 Ingersoll Rand Co Speed control

Also Published As

Publication number Publication date
JPS4828869A (en) 1973-04-17
US3767332A (en) 1973-10-23
CA958609A (en) 1974-12-03
JPS554929B2 (en) 1980-02-01
GB1397775A (en) 1975-06-18

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