AU470439B2 - Control means fora fluid powered device - Google Patents

Control means fora fluid powered device

Info

Publication number
AU470439B2
AU470439B2 AU57967/73A AU5796773A AU470439B2 AU 470439 B2 AU470439 B2 AU 470439B2 AU 57967/73 A AU57967/73 A AU 57967/73A AU 5796773 A AU5796773 A AU 5796773A AU 470439 B2 AU470439 B2 AU 470439B2
Authority
AU
Australia
Prior art keywords
control means
powered device
fluid powered
means fora
fora fluid
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
AU57967/73A
Other versions
AU5796773A (en
Inventor
Benton Ottestad Jack
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.)
Impulse Products Corp
Original Assignee
Impulse Products Corp
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 Impulse Products Corp filed Critical Impulse Products Corp
Publication of AU5796773A publication Critical patent/AU5796773A/en
Application granted granted Critical
Publication of AU470439B2 publication Critical patent/AU470439B2/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/18Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid
    • B06B1/183Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid operating with reciprocating masses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D9/00Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/06Means for driving the impulse member
    • B25D9/12Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L15/00Valve-gear or valve arrangements, e.g. with reciprocatory slide valves, other than provided for in groups F01L17/00 - F01L29/00
    • F01L15/14Arrangements with several co-operating main valves, e.g. reciprocatory and rotary
    • F01L15/16Arrangements with several co-operating main valves, e.g. reciprocatory and rotary with reciprocatory slide valves only
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L21/00Use of working pistons or pistons-rods as fluid-distributing valves or as valve-supporting elements, e.g. in free-piston machines
    • F01L21/04Valves arranged in or on piston or piston-rod
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03CPOSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00Reciprocating-piston liquid engines
    • F03C1/007Reciprocating-piston liquid engines with single cylinder, double-acting piston
    • F03C1/0073Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure
    • F03C1/0076Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure the liquid under pressure being continuously delivered to one cylinder chamber through a valve in the piston for actuating the return stroke
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S173/00Tool driving or impacting
    • Y10S173/04Liquid operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Control Of Presses (AREA)
  • Actuator (AREA)
AU57967/73A 1972-08-10 1973-07-11 Control means fora fluid powered device Expired AU470439B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS279694 1972-08-10
US00279694A US3822633A (en) 1972-08-10 1972-08-10 Control means for a fluid-powered device

Publications (2)

Publication Number Publication Date
AU5796773A AU5796773A (en) 1975-01-16
AU470439B2 true AU470439B2 (en) 1976-03-18

Family

ID=23070036

Family Applications (1)

Application Number Title Priority Date Filing Date
AU57967/73A Expired AU470439B2 (en) 1972-08-10 1973-07-11 Control means fora fluid powered device

Country Status (9)

Country Link
US (1) US3822633A (en)
JP (1) JPS4963881A (en)
AU (1) AU470439B2 (en)
CA (1) CA1005292A (en)
DE (1) DE2336938A1 (en)
FR (1) FR2195755B1 (en)
GB (2) GB1421840A (en)
SE (1) SE397116B (en)
ZA (1) ZA735258B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4157121A (en) * 1977-02-04 1979-06-05 Chicago Pneumatic Tool Co. Hydraulic powered rock drill
US5269382A (en) * 1992-05-08 1993-12-14 Esco Corporation Impact device
US5626068A (en) * 1994-04-12 1997-05-06 White Manufacturing (Proprietary) Limited Hydraulic reciprocating mechanism
US6155353A (en) * 1999-07-23 2000-12-05 Ottestad; Jack B. Impact tool
US7156190B2 (en) * 2003-12-19 2007-01-02 Clark Equipment Company Impact tool

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US343569A (en) * 1886-06-15 coopee
US1157924A (en) * 1915-07-21 1915-10-26 Charles Christiansen Pneumatic tool.
US3137483A (en) * 1958-01-24 1964-06-16 Zinkiewicz Wiktor Ground burrowing device
US3524385A (en) * 1966-07-11 1970-08-18 Impulse Prod Corp Control means for fluid-powered devices

Also Published As

Publication number Publication date
US3822633A (en) 1974-07-09
GB1421840A (en) 1976-01-21
FR2195755A1 (en) 1974-03-08
FR2195755B1 (en) 1978-12-29
CA1005292A (en) 1977-02-15
JPS4963881A (en) 1974-06-20
DE2336938A1 (en) 1974-02-28
SE397116B (en) 1977-10-17
GB1421839A (en) 1976-01-21
AU5796773A (en) 1975-01-16
ZA735258B (en) 1974-07-31

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