FR2172861B1 - - Google Patents

Info

Publication number
FR2172861B1
FR2172861B1 FR7206315A FR7206315A FR2172861B1 FR 2172861 B1 FR2172861 B1 FR 2172861B1 FR 7206315 A FR7206315 A FR 7206315A FR 7206315 A FR7206315 A FR 7206315A FR 2172861 B1 FR2172861 B1 FR 2172861B1
Authority
FR
France
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
FR7206315A
Other versions
FR2172861A1 (fr
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.)
Poclain SA
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
Priority to BE795282D priority Critical patent/BE795282A/fr
Application filed by Poclain SA filed Critical Poclain SA
Priority to FR7206315A priority patent/FR2172861B1/fr
Priority to AR246529A priority patent/AR195593A1/es
Priority to GB671973A priority patent/GB1382764A/en
Priority to IT20465/73A priority patent/IT979171B/it
Priority to ES411776A priority patent/ES411776A1/es
Priority to US333555A priority patent/US3916768A/en
Priority to BR731298A priority patent/BR7301298D0/pt
Priority to DE19732309407 priority patent/DE2309407A1/de
Priority to JP48022615A priority patent/JPS4898855A/ja
Publication of FR2172861A1 publication Critical patent/FR2172861A1/fr
Application granted granted Critical
Publication of FR2172861B1 publication Critical patent/FR2172861B1/fr
Expired 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)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
FR7206315A 1972-02-24 1972-02-24 Expired FR2172861B1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
BE795282D BE795282A (fr) 1972-02-24 Generateur de vibrations utilisant un verin a fluide
FR7206315A FR2172861B1 (fr) 1972-02-24 1972-02-24
AR246529A AR195593A1 (es) 1972-02-24 1973-02-09 Mejoras a un dispositivo de alimentacion en fluido a presion de un gato provisto de cilindro y piston
GB671973A GB1382764A (en) 1972-02-24 1973-02-12 Fluid actuated vibration generators
IT20465/73A IT979171B (it) 1972-02-24 1973-02-15 Generatore di vibrazioni utiliz zante un martinetto a fluido
ES411776A ES411776A1 (es) 1972-02-24 1973-02-19 Perfeccionamientos en dispositivos de alimentacion de flui-do a presion de gatos provistos de cilindro y piston.
US333555A US3916768A (en) 1972-02-24 1973-02-20 Hydraulic cylinder for providing reciprocation of a hydraulic jack
BR731298A BR7301298D0 (pt) 1972-02-24 1973-02-22 Dispositivo de alimentacao, por fluido sob pressao, de um macaco
DE19732309407 DE2309407A1 (de) 1972-02-24 1973-02-24 Einrichtung zur versorgung eines arbeitszylinders mit druckfluessigkeit, insbesondere fuer schwingungserzeuger
JP48022615A JPS4898855A (fr) 1972-02-24 1973-02-24

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2172861A1 FR2172861A1 (fr) 1973-10-05
FR2172861B1 true FR2172861B1 (fr) 1975-03-21

Family

ID=9094072

Family Applications (1)

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

Country Status (10)

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

Families Citing this family (21)

* 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
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
US4571939A (en) * 1982-12-14 1986-02-25 Otis Engineering Corporation Hydraulic well pump
JPS59193330A (ja) * 1983-04-18 1984-11-01 Caterpillar Mitsubishi Ltd キヤブ疲労試験装置
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 (fr) * 1992-02-10 1993-08-18 Inventio Ag Procédé et dispositif de réduction de la puissance motrice d'un ascenseur hydraulique
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
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
FR2172861A1 (fr) 1973-10-05
BE795282A (fr) 1973-05-29
ES411776A1 (es) 1976-01-01
US3916768A (en) 1975-11-04
IT979171B (it) 1974-09-30
GB1382764A (en) 1975-02-05
JPS4898855A (fr) 1973-12-14
DE2309407A1 (de) 1973-08-30
BR7301298D0 (pt) 1974-02-19
AR195593A1 (es) 1973-10-23

Similar Documents

Publication Publication Date Title
JPS4898855A (fr)
FR2177916B1 (fr)
JPS49105403U (fr)
CH572682A5 (fr)
CH578503A5 (fr)
CH315973A4 (fr)
CH322372A4 (fr)
CH561786A5 (fr)
CH563097A5 (fr)
CH565246A5 (fr)
CH565301A5 (fr)
CH566825A (fr)
CH567798A5 (fr)
CH569076A5 (fr)
CH569167A5 (fr)
CH570064A5 (fr)
CH570176A5 (fr)
CH570330A5 (fr)
CH570503A5 (fr)
CH571764A5 (fr)
CH572102A5 (fr)
CH572410A5 (fr)
CH572429A5 (fr)
CH572651A5 (fr)
BG18373A1 (fr)

Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse