DE59709504D1 - Innenläuferzahnradölpumpe mit saug- und drucknierenerweiterungen - Google Patents

Innenläuferzahnradölpumpe mit saug- und drucknierenerweiterungen

Info

Publication number
DE59709504D1
DE59709504D1 DE59709504T DE59709504T DE59709504D1 DE 59709504 D1 DE59709504 D1 DE 59709504D1 DE 59709504 T DE59709504 T DE 59709504T DE 59709504 T DE59709504 T DE 59709504T DE 59709504 D1 DE59709504 D1 DE 59709504D1
Authority
DE
Germany
Prior art keywords
ranner
expansions
suction
internal
oil 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 - Lifetime
Application number
DE59709504T
Other languages
English (en)
Inventor
Harald Dehmel
Robert Laux
Bernd Schreiber
Guenther Stuetzle
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.)
Schwaebische Huettenwerke Automotive GmbH
Original Assignee
Schwaebische Huettenwerke Automotive GmbH
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 Schwaebische Huettenwerke Automotive GmbH filed Critical Schwaebische Huettenwerke Automotive GmbH
Priority claimed from PCT/DE1997/002931 external-priority patent/WO1998027339A1/de
Application granted granted Critical
Publication of DE59709504D1 publication Critical patent/DE59709504D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • 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
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/101—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with a crescent-shaped filler element, located between the inner and outer intermeshing members
    • 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
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/102—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
DE59709504T 1996-12-16 1997-12-16 Innenläuferzahnradölpumpe mit saug- und drucknierenerweiterungen Expired - Lifetime DE59709504D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19651950 1996-12-16
DE19747786A DE19747786A1 (de) 1996-12-16 1997-10-29 Innenläuferzahnradölpumpe
PCT/DE1997/002931 WO1998027339A1 (de) 1996-12-16 1997-12-16 Innenläuferzahnradölpumpe mit saug- und drucknierenerweiterungen

Publications (1)

Publication Number Publication Date
DE59709504D1 true DE59709504D1 (de) 2003-04-17

Family

ID=7814647

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19747786A Withdrawn DE19747786A1 (de) 1996-12-16 1997-10-29 Innenläuferzahnradölpumpe
DE59709504T Expired - Lifetime DE59709504D1 (de) 1996-12-16 1997-12-16 Innenläuferzahnradölpumpe mit saug- und drucknierenerweiterungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19747786A Withdrawn DE19747786A1 (de) 1996-12-16 1997-10-29 Innenläuferzahnradölpumpe

Country Status (1)

Country Link
DE (2) DE19747786A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007008265A1 (de) * 2007-02-20 2008-08-21 Siemens Ag Gerotorpumpe
CN104482385B (zh) * 2014-12-10 2016-09-14 重庆小康工业集团股份有限公司 内燃机机油泵

Also Published As

Publication number Publication date
DE19747786A1 (de) 1998-06-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SCHWAEBISCHE HUETTENWERKE AUTOMOTIVE GMBH & CO, DE