GB1490135A - Overspeed safety control mechanism for rotary tools - Google Patents

Overspeed safety control mechanism for rotary tools

Info

Publication number
GB1490135A
GB1490135A GB2773275A GB2773275A GB1490135A GB 1490135 A GB1490135 A GB 1490135A GB 2773275 A GB2773275 A GB 2773275A GB 2773275 A GB2773275 A GB 2773275A GB 1490135 A GB1490135 A GB 1490135A
Authority
GB
United Kingdom
Prior art keywords
ball
hole
port
motor
centrifugal force
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
GB2773275A
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.)
Chicago Pneumatic Tool Co LLC
Original Assignee
Chicago Pneumatic Tool Co LLC
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 Chicago Pneumatic Tool Co LLC filed Critical Chicago Pneumatic Tool Co LLC
Publication of GB1490135A publication Critical patent/GB1490135A/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
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/14—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by liquid or gas pressure
    • 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
    • B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
    • B24B23/026—Fluid driven
    • 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
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B25/00—Regulating, controlling, or safety means
    • F01B25/02—Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity
    • F01B25/04—Sensing elements
    • F01B25/06—Sensing elements responsive to speed
    • 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
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P7/00—Emergency devices preventing damage to a machine or apparatus
    • F16P7/02—Emergency devices preventing damage to a machine or apparatus by causing the machine to stop on the occurrence of dangerous conditions therein
    • 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)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
GB2773275A 1974-08-28 1975-07-01 Overspeed safety control mechanism for rotary tools Expired GB1490135A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/501,464 US3932071A (en) 1974-08-28 1974-08-28 Overspeed saftey control mechanism for rotary tools

Publications (1)

Publication Number Publication Date
GB1490135A true GB1490135A (en) 1977-10-26

Family

ID=23993661

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2773275A Expired GB1490135A (en) 1974-08-28 1975-07-01 Overspeed safety control mechanism for rotary tools

Country Status (10)

Country Link
US (1) US3932071A (US07413550-20080819-C00001.png)
JP (1) JPS5821085B2 (US07413550-20080819-C00001.png)
CA (1) CA1032033A (US07413550-20080819-C00001.png)
DE (1) DE2537302C2 (US07413550-20080819-C00001.png)
FR (1) FR2346105A1 (US07413550-20080819-C00001.png)
GB (1) GB1490135A (US07413550-20080819-C00001.png)
IN (1) IN142927B (US07413550-20080819-C00001.png)
IT (1) IT1040959B (US07413550-20080819-C00001.png)
NL (1) NL177668C (US07413550-20080819-C00001.png)
SE (1) SE411108B (US07413550-20080819-C00001.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5918086Y2 (ja) * 1978-01-30 1984-05-25 横田工業株式会社 空気機器におけるガバナ−装置
JPS6022162B2 (ja) * 1978-07-19 1985-05-31 瓜生製作株式会社 ニヤ−ツ−ルの安全装置
US4278103A (en) * 1980-01-07 1981-07-14 Chicago Pneumatic Tool Company Overspeed control means for pneumatic tools
JPS6096487U (ja) * 1983-12-06 1985-07-01 千葉窯業株式会社 防水接合構造
JP3127374B2 (ja) * 1999-06-29 2001-01-22 不二空機株式会社 安全装置を備えたエアツール
USD608858S1 (en) 2008-03-10 2010-01-26 Illinois Tool Works Inc. Coating material dispensing device
US7926748B2 (en) 2008-03-10 2011-04-19 Illinois Tool Works Inc. Generator for air-powered electrostatically aided coating dispensing device
US8770496B2 (en) 2008-03-10 2014-07-08 Finishing Brands Holdings Inc. Circuit for displaying the relative voltage at the output electrode of an electrostatically aided coating material atomizer
US8590817B2 (en) 2008-03-10 2013-11-26 Illinois Tool Works Inc. Sealed electrical source for air-powered electrostatic atomizing and dispensing device
US8496194B2 (en) 2008-03-10 2013-07-30 Finishing Brands Holdings Inc. Method and apparatus for retaining highly torqued fittings in molded resin or polymer housing
US7988075B2 (en) 2008-03-10 2011-08-02 Illinois Tool Works Inc. Circuit board configuration for air-powered electrostatically aided coating material atomizer
US8016213B2 (en) 2008-03-10 2011-09-13 Illinois Tool Works Inc. Controlling temperature in air-powered electrostatically aided coating material atomizer
FR3076235B1 (fr) * 2017-12-28 2020-01-17 Etablissements Georges Renault Dispositif de vissage-devissage pneumatique a reglage d'admission optimise

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA467506A (en) * 1950-08-22 The Aro Equipment Corporation Governors for pneumatic motors
US3749530A (en) * 1972-01-24 1973-07-31 Dresser Ind Governor for pneumatic motor

Also Published As

Publication number Publication date
FR2346105B1 (US07413550-20080819-C00001.png) 1979-10-05
FR2346105A1 (fr) 1977-10-28
SE411108B (sv) 1979-12-03
US3932071A (en) 1976-01-13
NL177668C (nl) 1985-11-01
DE2537302C2 (de) 1983-12-29
SE7508161L (sv) 1976-03-01
JPS5821085B2 (ja) 1983-04-27
DE2537302A1 (de) 1976-03-11
JPS5150080A (en) 1976-05-01
NL7508775A (nl) 1976-03-02
NL177668B (nl) 1985-06-03
CA1032033A (en) 1978-05-30
IN142927B (US07413550-20080819-C00001.png) 1977-09-10
IT1040959B (it) 1979-12-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19950630