JP2000505862A - 内接式のオイル用歯車ポンプ - Google Patents
内接式のオイル用歯車ポンプInfo
- Publication number
- JP2000505862A JP2000505862A JP10527189A JP52718998A JP2000505862A JP 2000505862 A JP2000505862 A JP 2000505862A JP 10527189 A JP10527189 A JP 10527189A JP 52718998 A JP52718998 A JP 52718998A JP 2000505862 A JP2000505862 A JP 2000505862A
- Authority
- JP
- Japan
- Prior art keywords
- kidney
- chamber
- shaped
- pumping
- expansion chamber
- 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.)
- Granted
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)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 流体、有利には伝動装置、ポンプ又は内燃機関におけるオイルを圧送する 、内接式の歯車ポンプであって、ポンプケーシング(1)内に配置されていて中 央の軸によって駆動される内部ロータ・歯車セットが設けられており、ポンプケ ーシング(1)が、該ポンプケーシングと内部ロータ・歯車セットとに接触する カバー(8)によって閉鎖されており、ポンプケーシング内を延びていて端部領 域において内部ロータ・歯車セットの歯を完全に又は部分的に覆う、少なくとも 各1つの腎臓形供給(吸込み)室(4)及び腎臓形排出(圧送)室(5)が設け られており、該腎臓形供給(吸込み)室(4)及び腎臓形排出(圧送)室(5) が、消費機からの流出部もしくは消費機への流入部と接続されており、カバー( 8)に、腎臓形吸込み室(4)もしくは腎臓形圧送室(5)に向かい合って、腎 臓形吸込み拡張室(9)もしくは腎臓形圧送拡張室(10)が位置しており、該 腎臓形吸込み拡張室(9)もしくは腎臓形圧送拡張室(10)が消費機からの流 出部もしくは消費機への流入部に、内部ロータ・歯車セットの歯の間における中 間室と腎臓形吸込み室(4)もしくは腎臓形圧送室(5)とを介して間接的にし か接続されていない形式のものにおいて、 腎臓形圧送拡張室(10)が腎臓形吸込み拡張室(9)に対して圧送方向にお いて後退させられており、これによって腎臓形圧送拡張室(10)が内部ロータ ・歯車セットの歯の領域を、向かい合って位置する腎臓形圧送室(5)よりも小 さな領域で覆っていることを特徴とする、内接式の歯車ポンプ。 2. 腎臓形圧送拡張室(10)が圧送方向において次第に細くなるように構成 されている、請求項1記載の歯車ポンプ。 3. 圧送方向における腎臓形吸込み拡張室の終端部(12)と腎臓形圧送拡張 室の始端部(11)との間における間隔が、圧送方向における腎臓形吸込み室の 終端部(6)と腎臓形圧送室の始端部(7)との間における間隔よりも、ロータ ・歯車セットの歯幅の0.5〜1倍だけ大きく設定されている、請求項1記載の 歯車ポンプ。 4. ポンプがカバー(8)に、腎臓形圧送拡張室(10)だけを有していて、 腎臓形吸込み拡張室(9)を有していない、請求項1記載の歯車ポンプ。 5. 腎臓形吸込み室(4)及び腎臓形圧送室(5)と該室への流入通路及び該 室からの流出通路とがポンプのカバー(8)に配置されていて、腎臓形吸込み拡 張室(9)及び腎臓形圧送拡張室(10)がポンプケーシング(1)に配置され ている、請求項1から4までのいずれか1項記載の歯車ロータ。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19651950.0 | 1996-12-16 | ||
DE19651950 | 1996-12-16 | ||
DE19747786A DE19747786A1 (de) | 1996-12-16 | 1997-10-29 | Innenläuferzahnradölpumpe |
DE19747786.0 | 1997-10-29 | ||
PCT/DE1997/002931 WO1998027339A1 (de) | 1996-12-16 | 1997-12-16 | Innenläuferzahnradölpumpe mit saug- und drucknierenerweiterungen |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000505862A true JP2000505862A (ja) | 2000-05-16 |
JP4278714B2 JP4278714B2 (ja) | 2009-06-17 |
Family
ID=26032199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52718998A Expired - Fee Related JP4278714B2 (ja) | 1996-12-16 | 1997-12-16 | 内接式のオイル用歯車ポンプ |
Country Status (4)
Country | Link |
---|---|
US (1) | US6089842A (ja) |
EP (1) | EP0891489B1 (ja) |
JP (1) | JP4278714B2 (ja) |
WO (1) | WO1998027339A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040101427A1 (en) * | 2002-11-27 | 2004-05-27 | Visteon Global Technologies Inc. | Gerotor fuel pump having primary and secondary inlet and outlet portings |
JP2007255369A (ja) * | 2006-03-24 | 2007-10-04 | Jatco Ltd | 変速機のオイルポンプ構造 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3016834A (en) * | 1957-10-07 | 1962-01-16 | Eaton Mfg Co | Rotary pumps |
US3166018A (en) * | 1963-11-08 | 1965-01-19 | Jr Cresswell E Stedman | Fluid pump body and gear set |
US3834842A (en) * | 1971-12-06 | 1974-09-10 | Hydraulic Prod Inc | Hydraulic power translating device |
JP2544835Y2 (ja) * | 1991-02-28 | 1997-08-20 | 株式会社ユニシアジェックス | オイルポンプ |
-
1997
- 1997-12-16 EP EP97953632A patent/EP0891489B1/de not_active Expired - Lifetime
- 1997-12-16 US US09/125,291 patent/US6089842A/en not_active Expired - Lifetime
- 1997-12-16 JP JP52718998A patent/JP4278714B2/ja not_active Expired - Fee Related
- 1997-12-16 WO PCT/DE1997/002931 patent/WO1998027339A1/de active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
JP4278714B2 (ja) | 2009-06-17 |
EP0891489B1 (de) | 2003-03-12 |
WO1998027339A1 (de) | 1998-06-25 |
EP0891489A1 (de) | 1999-01-20 |
US6089842A (en) | 2000-07-18 |
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