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FI20000987A0 - Coupling and method for equalizing variation in the volume flow of a hydraulic machine - Google Patents

Coupling and method for equalizing variation in the volume flow of a hydraulic machine

Info

Publication number
FI20000987A0
FI20000987A0 FI20000987A FI20000987A FI20000987A0 FI 20000987 A0 FI20000987 A0 FI 20000987A0 FI 20000987 A FI20000987 A FI 20000987A FI 20000987 A FI20000987 A FI 20000987A FI 20000987 A0 FI20000987 A0 FI 20000987A0
Authority
FI
Finland
Prior art keywords
coupling
volume flow
hydraulic machine
equalizing
variation
Prior art date
Application number
FI20000987A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI20000987L (en
FI110960B (en
Inventor
Wolfgang Backe
Matti Vilenius
Janne Uusi-Heikkilae
Original Assignee
Wolfgang Backe
Matti Vilenius
Uusi Heikkilae Janne
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 Wolfgang Backe, Matti Vilenius, Uusi Heikkilae Janne filed Critical Wolfgang Backe
Priority to FI20000987A priority Critical patent/FI110960B/en
Publication of FI20000987A0 publication Critical patent/FI20000987A0/en
Priority to AU2001258434A priority patent/AU2001258434A1/en
Priority to PCT/FI2001/000398 priority patent/WO2001081761A1/en
Publication of FI20000987L publication Critical patent/FI20000987L/en
Application granted granted Critical
Publication of FI110960B publication Critical patent/FI110960B/en

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
    • 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
    • F04B11/005—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
    • F04B11/0075—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series
    • F04B11/0083—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series the pistons having different cross-sections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
FI20000987A 2000-04-27 2000-04-27 Coupling and method for equalizing variation in the volume flow of a hydraulic machine FI110960B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20000987A FI110960B (en) 2000-04-27 2000-04-27 Coupling and method for equalizing variation in the volume flow of a hydraulic machine
AU2001258434A AU2001258434A1 (en) 2000-04-27 2001-04-25 A coupling and a method for equalizing variations in the volume flow in a hydraulic engine
PCT/FI2001/000398 WO2001081761A1 (en) 2000-04-27 2001-04-25 A coupling and a method for equalizing variations in the volume flow in a hydraulic engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20000987 2000-04-27
FI20000987A FI110960B (en) 2000-04-27 2000-04-27 Coupling and method for equalizing variation in the volume flow of a hydraulic machine

Publications (3)

Publication Number Publication Date
FI20000987A0 true FI20000987A0 (en) 2000-04-27
FI20000987L FI20000987L (en) 2001-10-28
FI110960B FI110960B (en) 2003-04-30

Family

ID=8558291

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20000987A FI110960B (en) 2000-04-27 2000-04-27 Coupling and method for equalizing variation in the volume flow of a hydraulic machine

Country Status (3)

Country Link
AU (1) AU2001258434A1 (en)
FI (1) FI110960B (en)
WO (1) WO2001081761A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004061813A1 (en) * 2004-12-22 2006-07-06 Robert Bosch Gmbh Piston pump with at least one piston element
US8591200B2 (en) 2009-11-23 2013-11-26 National Oil Well Varco, L.P. Hydraulically controlled reciprocating pump system
US9121397B2 (en) 2010-12-17 2015-09-01 National Oilwell Varco, L.P. Pulsation dampening system for a reciprocating pump

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433960A (en) * 1974-10-23 1976-04-28 Sigma Hranice Np Pump
FR2383330A1 (en) * 1977-03-08 1978-10-06 Smirnov Igor Reciprocating high pressure hydraulic pump - has double acting cylinders with outlets of each connected to single inlet of following cylinder
GB2119865A (en) * 1982-03-27 1983-11-23 John Harbridge Piston pump or transformer
FR2551505B1 (en) * 1983-08-31 1988-02-26 Groupe Indl Realisa Applic Gir PUMPING SYSTEM FOR LIQUID PHASE CHROMATOGRAPHY

Also Published As

Publication number Publication date
WO2001081761A1 (en) 2001-11-01
AU2001258434A1 (en) 2001-11-07
FI20000987L (en) 2001-10-28
FI110960B (en) 2003-04-30

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Legal Events

Date Code Title Description
MA Patent expired