DE2338808A1 - Vorrichtung zur verringerung bzw. vermeidung innerer kompressionen bei mehrstufigen spiralpumpen, insbesondere evolventenpumpen - Google Patents

Vorrichtung zur verringerung bzw. vermeidung innerer kompressionen bei mehrstufigen spiralpumpen, insbesondere evolventenpumpen

Info

Publication number
DE2338808A1
DE2338808A1 DE19732338808 DE2338808A DE2338808A1 DE 2338808 A1 DE2338808 A1 DE 2338808A1 DE 19732338808 DE19732338808 DE 19732338808 DE 2338808 A DE2338808 A DE 2338808A DE 2338808 A1 DE2338808 A1 DE 2338808A1
Authority
DE
Germany
Prior art keywords
pumps
pressure port
pressure
compressions
bores
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.)
Pending
Application number
DE19732338808
Other languages
German (de)
English (en)
Inventor
Erich Herzog
Juergen Dipl-Ing Kaunert
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.)
Medizin und Labortechnik Leipzig VEB
Original Assignee
Medizin und Labortechnik Leipzig VEB
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 Medizin und Labortechnik Leipzig VEB filed Critical Medizin und Labortechnik Leipzig VEB
Publication of DE2338808A1 publication Critical patent/DE2338808A1/de
Pending 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/02—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C2/025—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents the moving and the stationary member having co-operating elements in spiral form
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
DE19732338808 1972-08-01 1973-07-31 Vorrichtung zur verringerung bzw. vermeidung innerer kompressionen bei mehrstufigen spiralpumpen, insbesondere evolventenpumpen Pending DE2338808A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD16479172A DD97716A1 (zh) 1972-08-01 1972-08-01

Publications (1)

Publication Number Publication Date
DE2338808A1 true DE2338808A1 (de) 1974-02-14

Family

ID=5487702

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732338808 Pending DE2338808A1 (de) 1972-08-01 1973-07-31 Vorrichtung zur verringerung bzw. vermeidung innerer kompressionen bei mehrstufigen spiralpumpen, insbesondere evolventenpumpen

Country Status (4)

Country Link
CS (1) CS180134B1 (zh)
DD (1) DD97716A1 (zh)
DE (1) DE2338808A1 (zh)
FR (1) FR2195270A5 (zh)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2603462A1 (de) * 1975-02-07 1976-08-19 Aginfor Ag Verdraengermaschine fuer kompressible medien
US4178143A (en) * 1978-03-30 1979-12-11 The United States Of America As Represented By The Secretary Of The Navy Relative orbiting motion by synchronoously rotating scroll impellers
EP0060140A1 (en) * 1981-03-09 1982-09-15 Sanden Corporation Scroll type compressor with displacement adjusting mechanism
EP0144169A2 (en) * 1983-11-08 1985-06-12 Sanden Corporation Scroll type compressor with displacement adjusting mechanism
WO1985005403A1 (en) * 1984-05-21 1985-12-05 Sundstrand Corporation Lubricant separation in a scroll compressor
DE3705863A1 (de) * 1986-02-26 1987-08-27 Hitachi Ltd Kompressor in spiralbauweise
US4735559A (en) * 1986-03-07 1988-04-05 Mitsubishi Denki Kabushiki Kaisha Scroll-type vacuum pump with oil seal between suction and discharge chambers
US5860791A (en) * 1995-06-26 1999-01-19 Sanden Corporation Scroll compressor with end-plate valve having a conical passage and a free sphere
US6527528B1 (en) * 2001-10-15 2003-03-04 Scroll Technologies Scroll compressor with controlled fluid venting
DE102007043324A1 (de) 2007-09-12 2009-03-19 Fischer, Francesco Peter, Dipl.-Ing. Verfahren zum Pumpen eines Mediums und dessen Vorrichtung

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53119412A (en) * 1977-03-28 1978-10-18 Hitachi Ltd Scroll compressor
US4314796A (en) * 1978-09-04 1982-02-09 Sankyo Electric Company Limited Scroll-type compressor with thrust bearing lubricating and bypass means
JPS5716292A (en) * 1980-07-01 1982-01-27 Sanden Corp Scroll type compressor
JPS5716291A (en) * 1980-07-01 1982-01-27 Sanden Corp Volume type fluid compressor
US4514150A (en) * 1981-03-09 1985-04-30 Sanden Corporation Scroll type compressor with displacement adjusting mechanism
KR950008694B1 (ko) * 1987-12-28 1995-08-04 마쯔시다덴기산교 가부시기가이샤 스크롤압축기

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2603462A1 (de) * 1975-02-07 1976-08-19 Aginfor Ag Verdraengermaschine fuer kompressible medien
US4178143A (en) * 1978-03-30 1979-12-11 The United States Of America As Represented By The Secretary Of The Navy Relative orbiting motion by synchronoously rotating scroll impellers
EP0060140A1 (en) * 1981-03-09 1982-09-15 Sanden Corporation Scroll type compressor with displacement adjusting mechanism
EP0144169A2 (en) * 1983-11-08 1985-06-12 Sanden Corporation Scroll type compressor with displacement adjusting mechanism
EP0144169A3 (en) * 1983-11-08 1986-12-10 Sanden Corporation Scroll type compressor with displacement adjusting mechanism
GB2170864A (en) * 1984-05-21 1986-08-13 Sundstrand Corp Lubricant separation in a scroll compressor
US4568256A (en) * 1984-05-21 1986-02-04 Sundstrand Corporation Lubricant separation in a scroll compressor
WO1985005403A1 (en) * 1984-05-21 1985-12-05 Sundstrand Corporation Lubricant separation in a scroll compressor
DE3705863A1 (de) * 1986-02-26 1987-08-27 Hitachi Ltd Kompressor in spiralbauweise
US4818195A (en) * 1986-02-26 1989-04-04 Hitachi, Ltd. Scroll compressor with valved port for each compression chamber
US4735559A (en) * 1986-03-07 1988-04-05 Mitsubishi Denki Kabushiki Kaisha Scroll-type vacuum pump with oil seal between suction and discharge chambers
US5860791A (en) * 1995-06-26 1999-01-19 Sanden Corporation Scroll compressor with end-plate valve having a conical passage and a free sphere
US6527528B1 (en) * 2001-10-15 2003-03-04 Scroll Technologies Scroll compressor with controlled fluid venting
DE102007043324A1 (de) 2007-09-12 2009-03-19 Fischer, Francesco Peter, Dipl.-Ing. Verfahren zum Pumpen eines Mediums und dessen Vorrichtung
DE202007019039U1 (de) 2007-09-12 2010-06-24 Fischer, Francesco Peter, Dipl.-Ing. Vorrichtung zum Pumpen eines Mediums nach dem Orbitalverdrängerprinzip

Also Published As

Publication number Publication date
FR2195270A5 (zh) 1974-03-01
DD97716A1 (zh) 1973-05-14
CS180134B1 (en) 1977-12-30

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