JPS4898855A - - Google Patents

Info

Publication number
JPS4898855A
JPS4898855A JP48022615A JP2261573A JPS4898855A JP S4898855 A JPS4898855 A JP S4898855A JP 48022615 A JP48022615 A JP 48022615A JP 2261573 A JP2261573 A JP 2261573A JP S4898855 A JPS4898855 A JP S4898855A
Authority
JP
Japan
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.)
Pending
Application number
JP48022615A
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 filed Critical
Publication of JPS4898855A publication Critical patent/JPS4898855A/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/12—Fluid oscillators or pulse generators
    • F15B21/125—Fluid oscillators or pulse generators by means of a rotating valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/18—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid
    • B06B1/183—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid operating with reciprocating masses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Road Paving Machines (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
JP48022615A 1972-02-24 1973-02-24 Pending JPS4898855A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206315A FR2172861B1 (ja) 1972-02-24 1972-02-24

Publications (1)

Publication Number Publication Date
JPS4898855A true JPS4898855A (ja) 1973-12-14

Family

ID=9094072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48022615A Pending JPS4898855A (ja) 1972-02-24 1973-02-24

Country Status (10)

Country Link
US (1) US3916768A (ja)
JP (1) JPS4898855A (ja)
AR (1) AR195593A1 (ja)
BE (1) BE795282A (ja)
BR (1) BR7301298D0 (ja)
DE (1) DE2309407A1 (ja)
ES (1) ES411776A1 (ja)
FR (1) FR2172861B1 (ja)
GB (1) GB1382764A (ja)
IT (1) IT979171B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5985940U (ja) * 1982-11-30 1984-06-11 株式会社島津製作所 油圧式万能試験機
JPS59193330A (ja) * 1983-04-18 1984-11-01 Caterpillar Mitsubishi Ltd キヤブ疲労試験装置

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2541795C2 (de) * 1975-09-19 1985-09-26 Helmut Dipl.-Ing. 6200 Wiesbaden Sieke Vorrichtung zum Tiefbohren
FR2357764A1 (fr) * 1976-07-06 1978-02-03 Poclain Sa Dispositif de commande d'au moins deux organes moteurs a fluide
US4198820A (en) * 1978-08-21 1980-04-22 N L Industries, Inc. Pumping unit for a well pump
US4261249A (en) * 1978-09-08 1981-04-14 Joy Manufacturing Company Hammer
US4384455A (en) * 1980-08-11 1983-05-24 Sperry Corporation Hydraulic motor bypass apparatus
US4491055A (en) * 1981-11-02 1985-01-01 Otis Engineering Corporation Control of continuous reciprocation of a fluid power cylinder
US4571939A (en) * 1982-12-14 1986-02-25 Otis Engineering Corporation Hydraulic well pump
DE3631079A1 (de) * 1986-09-12 1988-03-24 Bochumer Eisen Heintzmann Ruettelsteuerung fuer einen hydraulikzylinder
US4817661A (en) * 1987-10-21 1989-04-04 Howeth David F Adjustable energy output/cyclic event filter cleaning control system
DE3841369A1 (de) * 1988-12-08 1990-06-21 Kloeckner Humboldt Deutz Ag Pulshydraulik
DE4115488A1 (de) * 1991-05-11 1992-11-12 Danfoss As Hydraulischer oszillator
EP0555635A1 (de) * 1992-02-10 1993-08-18 Inventio Ag Verfahren und Vorrichtung zur Reduktion der Antriebsleistung für einen hydraulischen Aufzug
US6295917B1 (en) * 1999-03-24 2001-10-02 Curt D. Richardson Lost motion cylinder
US6763661B2 (en) * 2002-05-07 2004-07-20 Husco International, Inc. Apparatus and method for providing vibration to an appendage of a work vehicle
DE102004021479A1 (de) * 2004-04-30 2005-11-24 Deutz Ag Hydropulsvorrichtung
DE102006061305B3 (de) * 2006-12-22 2008-07-10 Hydac Filtertechnik Gmbh Ansteuereinrichtung für hydraulische Verbraucher
CN107893626A (zh) * 2017-12-20 2018-04-10 山东天瑞重工有限公司 一种封闭式水压凿岩机工作系统
CN108862089A (zh) * 2018-07-25 2018-11-23 南京奥达升智能科技有限公司 一种具有双向作用的自锁式液压千斤顶
CN112303068B (zh) * 2020-09-24 2023-09-05 青岛石大华通科技有限公司 一种输出高频压力脉冲的装置及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2619074A (en) * 1944-11-01 1952-11-25 Deere & Co Control and diversion of exhaust pressure in hydraulic mechanisms
US2550723A (en) * 1946-11-29 1951-05-01 Frank A Best Reversing valve mechanism
US2807141A (en) * 1953-06-02 1957-09-24 Don S Strader Pulsator for a hydraulic system
US2814182A (en) * 1954-11-17 1957-11-26 American Brake Shoe Co Apparatus for operating a machine element
US2800885A (en) * 1954-12-30 1957-07-30 Ibm Hydraulic control apparatus
CH364395A (de) * 1957-10-19 1962-09-15 Inst Werkzeugmaschinen Verfahren und Vorrichtung zur Steuerung der Bewegung eines durch ein Druckmedium bewegten Kolbens
US2917028A (en) * 1957-11-14 1959-12-15 Inst Werkzeugmaschinen Control devices for hydraulic drives
US2980079A (en) * 1958-07-01 1961-04-18 Industrikompaniet Ab Vibrator
US3334547A (en) * 1965-07-30 1967-08-08 John F Grundmann Hydraulically operated oscillator control apparatus
US3459401A (en) * 1966-08-08 1969-08-05 True Trace Corp Ditherer and tracer valve assembly
FR1536031A (fr) * 1967-09-06 1968-08-09 Koeppern & Co Kg Maschf Commande hydraulique
DE2140183A1 (de) * 1970-08-17 1972-02-24 Amada Co. Ltd., Isehara, Kanagawa (Japan) Hydraulikantrieb

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5985940U (ja) * 1982-11-30 1984-06-11 株式会社島津製作所 油圧式万能試験機
JPS6324429Y2 (ja) * 1982-11-30 1988-07-05
JPS59193330A (ja) * 1983-04-18 1984-11-01 Caterpillar Mitsubishi Ltd キヤブ疲労試験装置
JPH0220928B2 (ja) * 1983-04-18 1990-05-11 Caterpillar Mitsubishi Ltd

Also Published As

Publication number Publication date
ES411776A1 (es) 1976-01-01
DE2309407A1 (de) 1973-08-30
GB1382764A (en) 1975-02-05
IT979171B (it) 1974-09-30
AR195593A1 (es) 1973-10-23
BR7301298D0 (pt) 1974-02-19
BE795282A (fr) 1973-05-29
US3916768A (en) 1975-11-04
FR2172861B1 (ja) 1975-03-21
FR2172861A1 (ja) 1973-10-05

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