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FR2499651B1 - HYDRAULIC HOUSING MECHANISM PROVIDED WITH A PRESSURE VARIATION DAMPER INSIDE THE HOUSING - Google Patents

HYDRAULIC HOUSING MECHANISM PROVIDED WITH A PRESSURE VARIATION DAMPER INSIDE THE HOUSING

Info

Publication number
FR2499651B1
FR2499651B1 FR8102701A FR8102701A FR2499651B1 FR 2499651 B1 FR2499651 B1 FR 2499651B1 FR 8102701 A FR8102701 A FR 8102701A FR 8102701 A FR8102701 A FR 8102701A FR 2499651 B1 FR2499651 B1 FR 2499651B1
Authority
FR
France
Prior art keywords
housing
mechanism provided
pressure variation
damper inside
hydraulic
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
FR8102701A
Other languages
French (fr)
Other versions
FR2499651A1 (en
Inventor
Louis Emile Martin
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 Hydraulics France SA
Original Assignee
Poclain Hydraulics France 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 Hydraulics France SA filed Critical Poclain Hydraulics France SA
Priority to FR8102701A priority Critical patent/FR2499651B1/en
Publication of FR2499651A1 publication Critical patent/FR2499651A1/en
Application granted granted Critical
Publication of FR2499651B1 publication Critical patent/FR2499651B1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/0008—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators
    • F04B11/0033—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators with a mechanical spring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/0008—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators
    • F04B11/0016—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators with a fluid spring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • F04C15/0049—Equalization of pressure pulses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/37—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers of foam-like material, i.e. microcellular material, e.g. sponge rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reciprocating Pumps (AREA)
FR8102701A 1981-02-11 1981-02-11 HYDRAULIC HOUSING MECHANISM PROVIDED WITH A PRESSURE VARIATION DAMPER INSIDE THE HOUSING Expired FR2499651B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8102701A FR2499651B1 (en) 1981-02-11 1981-02-11 HYDRAULIC HOUSING MECHANISM PROVIDED WITH A PRESSURE VARIATION DAMPER INSIDE THE HOUSING

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8102701A FR2499651B1 (en) 1981-02-11 1981-02-11 HYDRAULIC HOUSING MECHANISM PROVIDED WITH A PRESSURE VARIATION DAMPER INSIDE THE HOUSING

Publications (2)

Publication Number Publication Date
FR2499651A1 FR2499651A1 (en) 1982-08-13
FR2499651B1 true FR2499651B1 (en) 1986-09-05

Family

ID=9255092

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8102701A Expired FR2499651B1 (en) 1981-02-11 1981-02-11 HYDRAULIC HOUSING MECHANISM PROVIDED WITH A PRESSURE VARIATION DAMPER INSIDE THE HOUSING

Country Status (1)

Country Link
FR (1) FR2499651B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3914954A1 (en) * 1988-07-07 1990-01-11 Teves Gmbh Alfred PISTON PUMP
US5180298A (en) * 1991-01-23 1993-01-19 Imo Industries Inc. Hydraulic pump with foamed elastomeric member in outlet chamber to reduce liquid-borne noise
US8323008B2 (en) * 2007-08-30 2012-12-04 Micropump, Inc., A Unit Of Idex Corporation Pumps and pump-heads comprising internal pressure-absorbing member
US8863885B2 (en) * 2009-10-02 2014-10-21 Volvo Lastvagnar Ab Wheel hub unit
FR2958886B1 (en) 2010-04-16 2012-06-15 Poclain Hydraulics Ind HYDRAULIC TRANSMISSION DEVICE FOR LITTLE CRABOTAGE
EP3538765B1 (en) 2016-11-11 2022-08-10 Micropump Inc. Systems and methods of securing a compliant member in a pump

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2311916A (en) * 1939-06-24 1943-02-23 Gunnar A Wahlmark Fuel pump
FR1094549A (en) * 1953-11-26 1955-05-20 Hydro or oleo-pneumatic device and its applications
US2803196A (en) * 1953-12-16 1957-08-20 Sundstrand Machine Tool Co Pump
GB963191A (en) * 1962-01-03 1964-07-08 Wildt Mellor Bromley Ltd Improvements in or relating to hydraulic buffers
BE758282A (en) * 1969-11-17 1971-04-01 Danfoss As PUMP FOR LIQUID, IN PARTICULAR PUMP FOR HEATING OIL
FR2166583A5 (en) * 1971-12-30 1973-08-17 Treca Indle Cale Groupe Crash padding - comprising flexible foam covers bonded to rigid foam core
US3900276A (en) * 1973-05-16 1975-08-19 Mcculloch Corp Diaphragm pump method and apparatus
GB1413866A (en) * 1973-06-22 1975-11-12 Clerk R C Piston pumps or motors
DE2404762A1 (en) * 1974-02-01 1975-08-07 Bosch Gmbh Robert HYDRAULIC PISTON PUMP
FR2270460A1 (en) * 1974-05-10 1975-12-05 Fichtel & Sachs Ag
DE2513010C3 (en) * 1975-03-25 1980-08-28 Danfoss A/S, Nordborg (Daenemark) oil pump for firing systems
JP3738490B2 (en) * 1996-08-01 2006-01-25 株式会社明電舎 Switchgear

Also Published As

Publication number Publication date
FR2499651A1 (en) 1982-08-13

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Legal Events

Date Code Title Description
ST Notification of lapse