IT979171B - VIBRATION GENERATOR USING A FLUID JACK - Google Patents

VIBRATION GENERATOR USING A FLUID JACK

Info

Publication number
IT979171B
IT979171B IT20465/73A IT2046573A IT979171B IT 979171 B IT979171 B IT 979171B IT 20465/73 A IT20465/73 A IT 20465/73A IT 2046573 A IT2046573 A IT 2046573A IT 979171 B IT979171 B IT 979171B
Authority
IT
Italy
Prior art keywords
vibration generator
fluid jack
jack
fluid
vibration
Prior art date
Application number
IT20465/73A
Other languages
Italian (it)
Original Assignee
Poclain Sa
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 Poclain Sa filed Critical Poclain Sa
Application granted granted Critical
Publication of IT979171B publication Critical patent/IT979171B/en

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)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Road Paving Machines (AREA)
IT20465/73A 1972-02-24 1973-02-15 VIBRATION GENERATOR USING A FLUID JACK IT979171B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT979171B true IT979171B (en) 1974-09-30

Family

ID=9094072

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20465/73A IT979171B (en) 1972-02-24 1973-02-15 VIBRATION GENERATOR USING A FLUID JACK

Country Status (10)

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

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2541795C2 (en) * 1975-09-19 1985-09-26 Helmut Dipl.-Ing. 6200 Wiesbaden Sieke Device for deep drilling
FR2357764A1 (en) * 1976-07-06 1978-02-03 Poclain Sa AT LEAST TWO FLUID MOTOR UNITS
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
JPS5985940U (en) * 1982-11-30 1984-06-11 株式会社島津製作所 Hydraulic universal testing machine
US4571939A (en) * 1982-12-14 1986-02-25 Otis Engineering Corporation Hydraulic well pump
JPS59193330A (en) * 1983-04-18 1984-11-01 Caterpillar Mitsubishi Ltd Fatigue tester of cab
DE3631079A1 (en) * 1986-09-12 1988-03-24 Bochumer Eisen Heintzmann VIBRATION CONTROL FOR A HYDRAULIC CYLINDER
US4817661A (en) * 1987-10-21 1989-04-04 Howeth David F Adjustable energy output/cyclic event filter cleaning control system
DE3841369A1 (en) * 1988-12-08 1990-06-21 Kloeckner Humboldt Deutz Ag Hydraulic pulse system
DE4115488A1 (en) * 1991-05-11 1992-11-12 Danfoss As Hydraulic circuit to produce oscillations - has valve slide operated by fluid motor powered by pressure source
EP0555635A1 (en) * 1992-02-10 1993-08-18 Inventio Ag Method and arrangement for reducing the driving power of an hydraulic elevator
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 (en) * 2004-04-30 2005-11-24 Deutz Ag Hydropulse device
DE102006061305B3 (en) * 2006-12-22 2008-07-10 Hydac Filtertechnik Gmbh Control device for hydraulic consumers
CN107893626A (en) * 2017-12-20 2018-04-10 山东天瑞重工有限公司 A kind of closed hydraulic drill work system
CN108862089A (en) * 2018-07-25 2018-11-23 南京奥达升智能科技有限公司 A kind of self-locking type hydraulic jack with two-way function
CN112303068B (en) * 2020-09-24 2023-09-05 青岛石大华通科技有限公司 Device and method for outputting high-frequency pressure pulse

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 (en) * 1957-10-19 1962-09-15 Inst Werkzeugmaschinen Method and device for controlling the movement of a piston moved by a pressure medium
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 (en) * 1967-09-06 1968-08-09 Koeppern & Co Kg Maschf Hydraulic control
US3759144A (en) * 1970-08-17 1973-09-18 Amada Co Ltd Hydraulic actuating system for hydraulically operated bending machine

Also Published As

Publication number Publication date
AR195593A1 (en) 1973-10-23
BR7301298D0 (en) 1974-02-19
FR2172861A1 (en) 1973-10-05
FR2172861B1 (en) 1975-03-21
US3916768A (en) 1975-11-04
GB1382764A (en) 1975-02-05
JPS4898855A (en) 1973-12-14
BE795282A (en) 1973-05-29
ES411776A1 (en) 1976-01-01
DE2309407A1 (en) 1973-08-30

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