ZA701565B - Improvements in control means for reversible fluid pressure operated motors - Google Patents

Improvements in control means for reversible fluid pressure operated motors

Info

Publication number
ZA701565B
ZA701565B ZA701565A ZA701565A ZA701565B ZA 701565 B ZA701565 B ZA 701565B ZA 701565 A ZA701565 A ZA 701565A ZA 701565 A ZA701565 A ZA 701565A ZA 701565 B ZA701565 B ZA 701565B
Authority
ZA
South Africa
Prior art keywords
control means
fluid pressure
pressure operated
reversible fluid
operated motors
Prior art date
Application number
ZA701565A
Inventor
R Hall
D Webb
Original Assignee
Broom & Wade Ltd
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 Broom & Wade Ltd filed Critical Broom & Wade Ltd
Publication of ZA701565B publication Critical patent/ZA701565B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/04—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by fluid-pressure or pneumatic power

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)
  • Lift Valve (AREA)
  • Fluid-Pressure Circuits (AREA)
ZA701565A 1969-03-17 1970-03-09 Improvements in control means for reversible fluid pressure operated motors ZA701565B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1391069 1969-03-17

Publications (1)

Publication Number Publication Date
ZA701565B true ZA701565B (en) 1971-04-28

Family

ID=10031607

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA701565A ZA701565B (en) 1969-03-17 1970-03-09 Improvements in control means for reversible fluid pressure operated motors

Country Status (11)

Country Link
US (1) US3635605A (en)
AT (1) AT298935B (en)
AU (1) AU1249670A (en)
BE (1) BE747399A (en)
CA (1) CA924974A (en)
DE (2) DE2012382A1 (en)
FR (1) FR2038973A5 (en)
GB (1) GB1306927A (en)
NL (1) NL7003720A (en)
SE (1) SE364093B (en)
ZA (1) ZA701565B (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748062A (en) * 1971-07-21 1973-07-24 Case Co J I Self energizing valve means for fluid translating device
ZA743433B (en) * 1973-06-08 1975-05-28 Electrographic Corp Photoetched printing plates prepared from hot melt systems
US3833068A (en) * 1973-07-26 1974-09-03 Automotive Ind Marketing Corp Controlled power pneumatic impact wrench
US3920088A (en) * 1973-11-23 1975-11-18 Thor Power Tool Co Power tool with continuous and pulsating torque output cycle
US3981377A (en) * 1975-09-23 1976-09-21 Usm Corporation Exhaust muffler for pneumatic tool or machine
US4476942A (en) * 1982-04-28 1984-10-16 Monogram Industries, Inc. Variable speed inlet control valve
GB9200605D0 (en) * 1992-01-13 1992-03-11 Itw Ltd Air valve
US5293747A (en) * 1992-07-27 1994-03-15 Ingersoll-Rand Company Power regulator for a pressure fluid motor
US5525925A (en) * 1992-09-25 1996-06-11 Texas Instruments Incorporated Simple power MOSFET low side driver switch-off circuit with limited di/dt and fast response
SE503847C2 (en) * 1994-10-10 1996-09-16 Atlas Copco Tools Ab Handle for a pneumatic power tool
US6192781B1 (en) * 1998-12-31 2001-02-27 Cooper Technologies Company Assembly for reversing a fluid driven motor
US6164387A (en) * 2000-04-04 2000-12-26 Chang; An-Mei Multistage push button for a pneumatic tool
US6161628A (en) * 2000-04-28 2000-12-19 Q.C. Witness Int. Co., Ltd. Pneumatic tool
FR2829953B1 (en) * 2001-09-25 2004-01-30 Recoules PNEUMATIC MACHINERY MACHINE WITH AUTOMATIC STOPPING AFTER A MACHINING CYCLE
US6763990B2 (en) * 2002-07-30 2004-07-20 Yun-Chung Lee Rotary cover head of nail gun
US7537027B2 (en) * 2003-11-24 2009-05-26 Campbell Hausfeld/Scott Fetzer Company Valve with duel outlet ports
US7140179B2 (en) * 2004-11-10 2006-11-28 Campbell Hausfeld/Scott Fetzer Company Valve
TW201404550A (en) * 2012-07-18 2014-02-01 Basso Ind Corp Pneumatic tool with switchable dynamic energy
US9687978B2 (en) * 2012-08-02 2017-06-27 Ingersoll-Rand Company Variable speed control of fluid driven motors
TWI548497B (en) * 2015-08-25 2016-09-11 Pneumatic tools with trigger
US11261977B2 (en) * 2019-05-28 2022-03-01 Parker-Hannifin Corporation Shuttle valve
US11628550B2 (en) 2020-02-07 2023-04-18 Storm Pneumatic Tool Co., Ltd. Vibration reducing structure of pneumatic hammer
TWI778908B (en) * 2022-01-21 2022-09-21 大里興業股份有限公司 Pneumatic impact tool with improved damping structure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2373457A (en) * 1942-05-08 1945-04-10 Houdaille Hershey Corp Hydraulic pump or motor
US2973068A (en) * 1958-03-07 1961-02-28 Master Power Corp Impact tool torque control
US3093360A (en) * 1959-06-02 1963-06-11 Ingersoll Rand Co Pilot valve control reverse valve
NL131153C (en) * 1960-10-18
US3298284A (en) * 1964-09-11 1967-01-17 Rockwell Mfg Co Servo operated reversing tool
US3352323A (en) * 1965-10-21 1967-11-14 Black & Decker Mfg Co Valve for reversible pneumatic tool

Also Published As

Publication number Publication date
FR2038973A5 (en) 1971-01-08
DE7009627U (en) 1974-07-18
DE2012382A1 (en) 1970-12-23
BE747399A (en) 1970-08-31
US3635605A (en) 1972-01-18
AT298935B (en) 1972-05-25
SE364093B (en) 1974-02-11
CA924974A (en) 1973-04-24
GB1306927A (en) 1973-02-14
AU1249670A (en) 1971-09-16
NL7003720A (en) 1970-09-21

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