WO2008152958A1 - 内接ギヤ型ポンプ - Google Patents

内接ギヤ型ポンプ Download PDF

Info

Publication number
WO2008152958A1
WO2008152958A1 PCT/JP2008/060288 JP2008060288W WO2008152958A1 WO 2008152958 A1 WO2008152958 A1 WO 2008152958A1 JP 2008060288 W JP2008060288 W JP 2008060288W WO 2008152958 A1 WO2008152958 A1 WO 2008152958A1
Authority
WO
WIPO (PCT)
Prior art keywords
teeth
housing
rotor
space
circular tube
Prior art date
Application number
PCT/JP2008/060288
Other languages
English (en)
French (fr)
Inventor
Mitsuru Terada
Hiroyuki Nakadozono
Shintaro Horisawa
Akio Niimi
Original Assignee
Aisin Seiki Kabushiki Kaisha
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 Aisin Seiki Kabushiki Kaisha filed Critical Aisin Seiki Kabushiki Kaisha
Publication of WO2008152958A1 publication Critical patent/WO2008152958A1/ja

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
    • F04C2/10—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
    • 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
    • F04C2/088—Elements in the toothed wheels or the carter for relieving the pressure of fluid imprisoned in the zones of engagement

Abstract

円筒状空間を形成するハウジング２０と、円筒状空間内に回転自在に配設された内歯を有するドリブンロータ４０と、内歯と係合する外歯を有しドリブンロータ４０内に配設されるドライブロータ５０と、ドライブロータ５０を回転駆動する回転軸１１０と、ドリブンロータ４０とドライブロータ５０とが係合する歯間において拡大および縮小を繰り返し流体を吸入・吐出する複数の歯間空間Ｒと、ハウジング２０に形成され、円筒状空間に連通する吸入ポート１２および吐出ポート１３とを備えた内接ギヤ型ポンプにおいて、ドライブロータ５０の側面が摺動する前記ハウジング２０の少なくとも一方の摺動面に、歯間空間Ｒに連通可能であって、ハウジング２０の外部と連通している通路１０ａ、１１ａが設けられている。
PCT/JP2008/060288 2007-06-12 2008-06-04 内接ギヤ型ポンプ WO2008152958A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007154719A JP2008308991A (ja) 2007-06-12 2007-06-12 内接ギヤ型ポンプ
JP2007-154719 2007-06-12

Publications (1)

Publication Number Publication Date
WO2008152958A1 true WO2008152958A1 (ja) 2008-12-18

Family

ID=40129564

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/060288 WO2008152958A1 (ja) 2007-06-12 2008-06-04 内接ギヤ型ポンプ

Country Status (2)

Country Link
JP (1) JP2008308991A (ja)
WO (1) WO2008152958A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013146178A1 (ja) * 2012-03-29 2013-10-03 ジヤトコ株式会社 オイル供給装置及びオイル供給方法
CN103917785A (zh) * 2011-11-10 2014-07-09 丰田自动车株式会社 车辆用内啮合齿轮式油泵
CN109356846A (zh) * 2018-10-09 2019-02-19 宿迁学院 一种用于困油的组合卸荷结构

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019100315A (ja) 2017-12-07 2019-06-24 アイシン精機株式会社 オイルポンプ
JP2020094568A (ja) 2018-12-14 2020-06-18 アイシン精機株式会社 オイルポンプ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0465974U (ja) * 1990-10-15 1992-06-09
JP2002339874A (ja) * 2001-05-16 2002-11-27 Mikuni Adec Corp オイルポンプ及び潤滑装置
JP2005042689A (ja) * 2003-07-25 2005-02-17 Yamada Seisakusho Co Ltd トロコイド型オイルポンプ
JP2005076542A (ja) * 2003-09-01 2005-03-24 Aisin Aw Co Ltd 歯車ポンプおよびこれを用いた自動変速機用オイルポンプ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0465974U (ja) * 1990-10-15 1992-06-09
JP2002339874A (ja) * 2001-05-16 2002-11-27 Mikuni Adec Corp オイルポンプ及び潤滑装置
JP2005042689A (ja) * 2003-07-25 2005-02-17 Yamada Seisakusho Co Ltd トロコイド型オイルポンプ
JP2005076542A (ja) * 2003-09-01 2005-03-24 Aisin Aw Co Ltd 歯車ポンプおよびこれを用いた自動変速機用オイルポンプ

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103917785A (zh) * 2011-11-10 2014-07-09 丰田自动车株式会社 车辆用内啮合齿轮式油泵
CN103917785B (zh) * 2011-11-10 2016-01-06 丰田自动车株式会社 车辆用内啮合齿轮式油泵
WO2013146178A1 (ja) * 2012-03-29 2013-10-03 ジヤトコ株式会社 オイル供給装置及びオイル供給方法
CN109356846A (zh) * 2018-10-09 2019-02-19 宿迁学院 一种用于困油的组合卸荷结构
CN109356846B (zh) * 2018-10-09 2023-08-29 宿迁学院 一种用于困油的组合卸荷结构

Also Published As

Publication number Publication date
JP2008308991A (ja) 2008-12-25

Similar Documents

Publication Publication Date Title
US20060204394A1 (en) Gear pump
EP1441126A3 (en) Multistage gear pump
WO2008152958A1 (ja) 内接ギヤ型ポンプ
MX2021007959A (es) Ensamblaje de bombas con dos bombas dispuestas en un unico alojamiento.
EP2072822A3 (en) Motor-driven compressor
TW200714804A (en) Motor-integrated internal gear pump and electronic equipment
TW200615456A (en) Motor integrated internal gear pump and electronic equipment
WO2006071735A3 (en) Offset-drive magentically driven gear-pump heads and pumps comprising same
JP2008196390A (ja) 容積変動型流体機械
EP2295807A3 (en) Rotary compressor
GB2440944B (en) Rotary lobe pump
WO2005100780A3 (en) Variable capacity pump/motor
WO2010012993A3 (en) Pump
EP1701040A3 (en) Dual scroll machine with anti-thrust ring
WO2007133945A3 (en) Gerotor motor and brake assembly
EP2199611A3 (en) Gear pump with slots in teeth to reduce cavitation
EP1398506A3 (en) Hermetic multistage vacuum pump
WO2010017795A3 (de) Pumpeneinheit
CN105423105A (zh) 一种转子式机油泵
MY140145A (en) Pump rotor
WO2012055734A3 (de) Vakuumpumpe
CN201748136U (zh) 二合一机油泵
JP2017025722A5 (ja)
JP2009287463A (ja) ポンプ
WO2009037764A1 (ja) 可変容量型ベーンポンプ

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08765101

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08765101

Country of ref document: EP

Kind code of ref document: A1