JPH01134790U - - Google Patents

Info

Publication number
JPH01134790U
JPH01134790U JP1988029586U JP2958688U JPH01134790U JP H01134790 U JPH01134790 U JP H01134790U JP 1988029586 U JP1988029586 U JP 1988029586U JP 2958688 U JP2958688 U JP 2958688U JP H01134790 U JPH01134790 U JP H01134790U
Authority
JP
Japan
Prior art keywords
side plate
fitted
hole
cam ring
vane
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
JP1988029586U
Other languages
English (en)
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 filed Critical
Priority to JP1988029586U priority Critical patent/JPH01134790U/ja
Priority to US07/318,258 priority patent/US4971535A/en
Publication of JPH01134790U publication Critical patent/JPH01134790U/ja
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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0023—Axial sealings for working fluid
    • 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
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)

Description

【図面の簡単な説明】
第１図と第２図は本考案の実施例を示すもので
、第１図はタンデムポンプの縦断面図、第２図は
第１図における―線断面図、第３図は第１図
における―線断面図、第４図は第１図におけ
る―線断面図、第５図は従来のタンデムポン
プの縦断面図である。 １０……第１ポンプハウジング、１１……第２
ポンプハウジング、１３……中空室、２０……第
１カムリング、２２……第２カムリング、２３…
…リヤサイドプレート、６０……中間サイドプレ
ート、６０ａ……第１サイドプレート、６０ｂ…
…第２サイドプレート、６４……圧力室、６５…
…第１貫通穴、６６……第２貫通穴、６７，７０
……背圧溝、７１……導入溝。

Claims (1)

    【実用新案登録請求の範囲】
  1. ポンプハウジングの中空室内に、第１カムリン
    グと中間サイドプレートと第２カムリングとリヤ
    サイドプレートを順に積層して嵌挿し、この第１
    カムリング内にこの内周カム面に摺接するベーン
    を半径方向に摺動可能に収納する収納室を形成し
    た第１ロータを嵌装し、前記第２カムリング内に
    この内周カム面に摺接するベーンを半径方向に摺
    動可能に収納する収納室を形成した第２ロータを
    嵌装し、前記各サイドプレートに吸入ポートおよ
    び吐出ポートを形成し、この吐出ポートより吐出
    された圧油を前記ベーンの収納室に導入する背圧
    溝を形成したタンデムポンプにおいて、前記中間
    サイドプレートを、第１、第２サイドプレートに
    て構成し、この第１サイドプレートと第２サイド
    プレートとの間に圧力室を形成し、この第１サイ
    ドプレートに前記吐出ポートから圧力室に貫通す
    る第１貫通穴を第２サイドプレートの接面に垂直
    に形成するとともに、前記背圧溝から圧力室に貫
    通する第２貫通穴を第２サイドプレートの接面に
    垂直に形成し、この第１貫通穴と第２貫通穴を連
    通する導入溝を前記第２サイドプレートに形成し
    たことを特徴とするタンデムポンプ。
JP1988029586U 1988-03-04 1988-03-04 Pending JPH01134790U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988029586U JPH01134790U (ja) 1988-03-04 1988-03-04
US07/318,258 US4971535A (en) 1988-03-04 1989-03-03 Tandem rotary pump with pressure chamber between two intermediate side plates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988029586U JPH01134790U (ja) 1988-03-04 1988-03-04

Publications (1)

Publication Number Publication Date
JPH01134790U true JPH01134790U (ja) 1989-09-14

Family

ID=12280180

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988029586U Pending JPH01134790U (ja) 1988-03-04 1988-03-04

Country Status (2)

Country Link
US (1) US4971535A (ja)
JP (1) JPH01134790U (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013204556A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
JP2013204557A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
JP2013204555A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
JP2013204559A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
CN103511267A (zh) * 2012-06-20 2014-01-15 株式会社丰田自动织机 级联型叶片压缩机
JP2014088792A (ja) * 2012-10-29 2014-05-15 Toyota Industries Corp タンデム式ベーン型圧縮機

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JP2929734B2 (ja) * 1991-02-19 1999-08-03 豊田工機株式会社 タンデムポンプ
US5261796A (en) * 1991-04-18 1993-11-16 Vickers, Incorporated Electric-motor in-line integrated hydraulic pump
US5266018A (en) * 1992-07-27 1993-11-30 Vickers, Incorporated Hydraulic vane pump with enhanced axial pressure balance and flow characteristics
US6623250B2 (en) 2000-02-17 2003-09-23 Goodrich Pump And Engine Control Systems, Inc. Fuel metering unit
US6705840B1 (en) 2002-06-19 2004-03-16 Hydro-Gear Limited Partnership Inline tandem pump
US7640738B1 (en) 2002-06-19 2010-01-05 Hydro-Gear Limited Partnership Ltd. Hydraulic pump and motor module for use in a vehicle
US6955046B1 (en) 2002-11-07 2005-10-18 Hydro-Gear Limited Partnership System and method for electronic actuation of axle driving apparatus
US7165398B1 (en) 2002-11-07 2007-01-23 Hydro-Gear Limited Partnership System and method for electronic actuation of axle driving apparatus
US6953327B1 (en) 2003-03-11 2005-10-11 Hydro-Gear Limited Partnership Dual pump
US6962485B2 (en) * 2003-04-14 2005-11-08 Goodrich Pump And Engine Control Systems, Inc. Constant bypass flow controller for a variable displacement pump
US6996969B2 (en) * 2003-09-09 2006-02-14 Goodrich Pump & Engine Control Systems, Inc. Multi-mode shutdown system for a fuel metering unit
US7073330B1 (en) 2003-10-15 2006-07-11 Hydro-Gear Limited Partnership Steering system for a hydrostatic drive apparatus
US20050100447A1 (en) * 2003-11-11 2005-05-12 Desai Mihir C. Flow control system for a gas turbine engine
US6973783B1 (en) 2004-02-27 2005-12-13 Hydro-Gear Limited Partnership Zero turn drive apparatus
US7137250B1 (en) 2004-03-08 2006-11-21 Hydro-Gear Limited Partnership Zero turn drive apparatus with power take off
US7377105B1 (en) 2004-11-12 2008-05-27 Hydro-Gear Limited Partnership Dual pump assembly
US7162870B1 (en) 2004-11-12 2007-01-16 Hydro-Gear Limited Partnership Pump assembly
US7347047B1 (en) 2004-11-12 2008-03-25 Hydro-Gear Limited Partnership Pump assembly
US7257948B1 (en) 2005-12-21 2007-08-21 Hydro-Gear Limited Partnership Dual pump apparatus
US7726126B1 (en) 2005-12-21 2010-06-01 Hydro-Gear Limited Partnership Dual pump apparatus with power take off
US9010105B1 (en) 2007-08-01 2015-04-21 Hydro-Gear Limited Partnership Transmission and engine configuration
JP5671046B2 (ja) * 2009-10-07 2015-02-18 イグゼティック バッド ホンブルグ ゲーエムベーハーＩｘｅｔｉｃ Ｂａｄ Ｈｏｍｂｕｒｇ Ｇｍｂｈ ベーンポンプ
JP2011149334A (ja) * 2010-01-21 2011-08-04 Showa Corp 車両の油圧制御装置
US10364902B2 (en) * 2011-06-17 2019-07-30 Waters Technologies Corporation Rotary shear valve with a two-pin drive shaft for liquid chromatography applications
KR101870179B1 (ko) * 2012-01-04 2018-06-22 엘지전자 주식회사 두 개의 편심부를 갖는 로터리 압축기
US9562534B2 (en) 2012-05-04 2017-02-07 Ghsp, Inc. In-line dual pump and motor with control device
US9115720B2 (en) 2012-05-04 2015-08-25 Ghsp, Inc. Dual pump and motor with control device
US10087927B2 (en) 2014-05-01 2018-10-02 Ghsp, Inc. Electric motor with flux collector
US11015585B2 (en) 2014-05-01 2021-05-25 Ghsp, Inc. Submersible pump assembly
DE102015109508A1 (de) * 2015-06-15 2016-12-15 Robert Bosch Automotive Steering Gmbh Hydraulische Pumpenanordnung, insbesondere für ein Lenksystem eines Kraftfahrzeugs
JP6628592B2 (ja) * 2015-12-16 2020-01-08 株式会社ショーワ ベーンポンプ装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57390A (en) * 1980-05-30 1982-01-05 Toyoda Mach Works Ltd Vane pump
JPS6282294A (ja) * 1985-10-07 1987-04-15 Sato Shinku Kikai Kogyo Kk 多段式オイルレスベ−ンポンプ
JPS62294788A (ja) * 1986-06-12 1987-12-22 Toyoda Mach Works Ltd オイルポンプ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR978190A (fr) * 1948-12-24 1951-04-10 Perfectionnements aux compresseurs rotatifs
US3104530A (en) * 1961-10-19 1963-09-24 Gen Motors Corp Accessory drive mechanism
US3697201A (en) * 1969-06-04 1972-10-10 Karl Eickmann Multiple rotors and control means thereto in fluid handling devices with working chambers or radially variable volume
US3645654A (en) * 1970-05-01 1972-02-29 Sperry Rand Corp Power transmission
JPS5629088A (en) * 1979-08-16 1981-03-23 Toyoda Mach Works Ltd Pump device
US4415319A (en) * 1981-08-11 1983-11-15 Jidosha Kiki Co., Ltd. Pump unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57390A (en) * 1980-05-30 1982-01-05 Toyoda Mach Works Ltd Vane pump
JPS6282294A (ja) * 1985-10-07 1987-04-15 Sato Shinku Kikai Kogyo Kk 多段式オイルレスベ−ンポンプ
JPS62294788A (ja) * 1986-06-12 1987-12-22 Toyoda Mach Works Ltd オイルポンプ

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013204556A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
JP2013204557A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
JP2013204555A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
JP2013204559A (ja) * 2012-03-29 2013-10-07 Toyota Industries Corp タンデム式ベーン型圧縮機
CN103511267A (zh) * 2012-06-20 2014-01-15 株式会社丰田自动织机 级联型叶片压缩机
JP2014088792A (ja) * 2012-10-29 2014-05-15 Toyota Industries Corp タンデム式ベーン型圧縮機

Also Published As

Publication number Publication date
US4971535A (en) 1990-11-20

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