DE3301563C2 - Zweikreispumpe - Google Patents

Zweikreispumpe

Info

Publication number
DE3301563C2
DE3301563C2 DE3301563A DE3301563A DE3301563C2 DE 3301563 C2 DE3301563 C2 DE 3301563C2 DE 3301563 A DE3301563 A DE 3301563A DE 3301563 A DE3301563 A DE 3301563A DE 3301563 C2 DE3301563 C2 DE 3301563C2
Authority
DE
Germany
Prior art keywords
pump
intermediate cover
piston
vane
vane pump
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
DE3301563A
Other languages
German (de)
English (en)
Other versions
DE3301563A1 (de
Inventor
Johann Ing.(grad) 7085 Bopfingen Merz
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.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen AG
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 ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Priority to DE3301563A priority Critical patent/DE3301563C2/de
Priority to EP83903181A priority patent/EP0163629A1/de
Priority to PCT/EP1983/000267 priority patent/WO1984002957A1/de
Publication of DE3301563A1 publication Critical patent/DE3301563A1/de
Application granted granted Critical
Publication of DE3301563C2 publication Critical patent/DE3301563C2/de
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00Pumping installations or systems
    • F04B23/04Combinations of two or more pumps
    • F04B23/08Combinations of two or more pumps the pumps being of different types
    • F04B23/10Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type
    • F04B23/103Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type being a radial piston pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00Pumping installations or systems
    • F04B23/04Combinations of two or more pumps
    • F04B23/08Combinations of two or more pumps the pumps being of different types
    • F04B23/12Combinations of two or more pumps the pumps being of different types at least one pump being of the rotary-piston positive-displacement type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
DE3301563A 1983-01-19 1983-01-19 Zweikreispumpe Expired DE3301563C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE3301563A DE3301563C2 (de) 1983-01-19 1983-01-19 Zweikreispumpe
EP83903181A EP0163629A1 (de) 1983-01-19 1983-10-12 Tandempumpe
PCT/EP1983/000267 WO1984002957A1 (en) 1983-01-19 1983-10-12 Tandem pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3301563A DE3301563C2 (de) 1983-01-19 1983-01-19 Zweikreispumpe

Publications (2)

Publication Number Publication Date
DE3301563A1 DE3301563A1 (de) 1984-07-26
DE3301563C2 true DE3301563C2 (de) 1987-01-22

Family

ID=6188584

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3301563A Expired DE3301563C2 (de) 1983-01-19 1983-01-19 Zweikreispumpe

Country Status (3)

Country Link
EP (1) EP0163629A1 (ru)
DE (1) DE3301563C2 (ru)
WO (1) WO1984002957A1 (ru)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3623392C2 (de) * 1985-07-24 1995-04-06 Barmag Barmer Maschf Pumpenkombination
US4876846A (en) * 1986-10-02 1989-10-31 Kut Kwick Corporation Mower with tandem pumps
DE19821794A1 (de) * 1998-05-15 1999-11-18 Continental Teves Ag & Co Ohg Motorpumpenaggregat
DE102007032102A1 (de) * 2007-05-16 2008-11-20 Robert Bosch Gmbh Pumpeneinheit mit Hauptpumpe und Hilfspumpe
CN116771632A (zh) * 2022-03-10 2023-09-19 杨坤 一种大流量机油泵

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614267A (en) * 1969-10-31 1971-10-19 Applied Power Ind Inc Two-stage fluid pump
JPS49146395U (ru) * 1973-04-16 1974-12-17
DE2652231C2 (de) * 1976-11-16 1983-10-13 Linde Ag, 6200 Wiesbaden Axialkolbenmaschine
DE7737960U1 (de) * 1977-12-13 1978-03-23 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Tandempumpe, bestehend aus kolben- und fluegelzellenpumpe
DE2803772C2 (de) * 1978-01-28 1979-11-15 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Tandempumpe

Also Published As

Publication number Publication date
EP0163629A1 (de) 1985-12-11
DE3301563A1 (de) 1984-07-26
WO1984002957A1 (en) 1984-08-02

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ZF FRIEDRICHSHAFEN AG, 7990 FRIEDRICHSHAFEN, DE

8339 Ceased/non-payment of the annual fee