DE69607927D1 - Rotor für Ölpumpe - Google Patents

Rotor für Ölpumpe

Info

Publication number
DE69607927D1
DE69607927D1 DE69607927T DE69607927T DE69607927D1 DE 69607927 D1 DE69607927 D1 DE 69607927D1 DE 69607927 T DE69607927 T DE 69607927T DE 69607927 T DE69607927 T DE 69607927T DE 69607927 D1 DE69607927 D1 DE 69607927D1
Authority
DE
Germany
Prior art keywords
oil pump
pump rotor
rotor
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 - Fee Related
Application number
DE69607927T
Other languages
English (en)
Other versions
DE69607927T2 (de
Inventor
Katsuaki Hosono
Manabu Katagiri
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.)
Mitsubishi Materials Corp
Original Assignee
Mitsubishi Materials Corp
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
Priority claimed from JP32610895A external-priority patent/JPH09166091A/ja
Application filed by Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Publication of DE69607927D1 publication Critical patent/DE69607927D1/de
Application granted granted Critical
Publication of DE69607927T2 publication Critical patent/DE69607927T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels
    • 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)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
DE69607927T 1995-12-14 1996-12-13 Rotor für Ölpumpe Expired - Fee Related DE69607927T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP32610895A JPH09166091A (ja) 1995-12-14 1995-12-14 オイルポンプロータ
JP617496 1996-01-17
JP617296 1996-01-17

Publications (2)

Publication Number Publication Date
DE69607927D1 true DE69607927D1 (de) 2000-05-31
DE69607927T2 DE69607927T2 (de) 2000-10-05

Family

ID=27277048

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69607927T Expired - Fee Related DE69607927T2 (de) 1995-12-14 1996-12-13 Rotor für Ölpumpe

Country Status (3)

Country Link
US (1) US5813844A (de)
EP (1) EP0779432B1 (de)
DE (1) DE69607927T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100545519B1 (ko) * 2002-03-01 2006-01-24 미쓰비시 마테리알 가부시키가이샤 오일펌프로터
JP3917026B2 (ja) * 2002-07-10 2007-05-23 アイシン精機株式会社 オイルポンプロータ
JP4136957B2 (ja) * 2003-03-25 2008-08-20 住友電工焼結合金株式会社 内接歯車式ポンプ
US8096795B2 (en) * 2005-09-22 2012-01-17 Aisin Seiki Kabushki Kaisha Oil pump rotor
CN101627209B (zh) * 2007-03-09 2011-11-23 爱信精机株式会社 油泵转子
RU2008148909A (ru) * 2008-12-12 2010-06-20 Андрей Викторович Бродовский (RU) Роторно-поршневая машина объемного действия
ES2692822T3 (es) * 2009-11-16 2018-12-05 Sumitomo Electric Sintered Alloy, Ltd. Rotor para bomba y bomba de engranajes internos que lo usa
WO2013157306A1 (ja) * 2012-04-17 2013-10-24 住友電工焼結合金株式会社 ポンプ用ロータとそれを用いた内接歯車式ポンプ
DE102018103723A1 (de) * 2018-02-20 2019-08-22 Nidec Gpm Gmbh Verzahnung für eine Gerotorpumpe und Verfahren zur geometrischen Bestimmung derselben
CN109737055B (zh) * 2018-12-04 2020-08-04 重庆红宇精密工业有限责任公司 一种油泵转子组件
CN109373167B (zh) * 2018-12-19 2020-06-09 自贡市川力科技股份有限公司 一种双出油道结构的机油泵

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126833A (en) * 1964-03-31 Figures
GB223257A (en) * 1923-04-16 1924-10-16 Hill Engineering Company Inc Improvements in rotors for rotary compressors and the like
DD115184A1 (de) * 1974-12-04 1975-09-12
JPS5870014A (ja) * 1981-10-22 1983-04-26 Sumitomo Electric Ind Ltd オイルポンプ
JPS5979083A (ja) * 1982-10-27 1984-05-08 Sumitomo Electric Ind Ltd 回転ポンプ用ロ−タ−
JPS614882A (ja) * 1984-06-18 1986-01-10 Toyoda Mach Works Ltd 歯車ポンプ
DE4311169C2 (de) * 1993-04-05 1995-01-26 Danfoss As Hydraulische Maschine und Verfahren zum Erzeugen der Kontur eines Zahnrades einer hydraulischen Maschine

Also Published As

Publication number Publication date
EP0779432B1 (de) 2000-04-26
DE69607927T2 (de) 2000-10-05
US5813844A (en) 1998-09-29
EP0779432A1 (de) 1997-06-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee