ATE56998T1 - Oelpumpe. - Google Patents
Oelpumpe.Info
- Publication number
- ATE56998T1 ATE56998T1 AT87305144T AT87305144T ATE56998T1 AT E56998 T1 ATE56998 T1 AT E56998T1 AT 87305144 T AT87305144 T AT 87305144T AT 87305144 T AT87305144 T AT 87305144T AT E56998 T1 ATE56998 T1 AT E56998T1
- Authority
- AT
- Austria
- Prior art keywords
- teeth
- oil pump
- annuli
- eccentrics
- opposite directions
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
-
- 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
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/10—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
-
- 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
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/02—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for several machines or pumps connected in series or in parallel
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868616488A GB8616488D0 (en) | 1986-07-07 | 1986-07-07 | Oil pump |
EP87305144A EP0252612B1 (de) | 1986-07-07 | 1987-06-10 | Ölpumpe |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE56998T1 true ATE56998T1 (de) | 1990-10-15 |
Family
ID=10600668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT87305144T ATE56998T1 (de) | 1986-07-07 | 1987-06-10 | Oelpumpe. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4778361A (de) |
EP (1) | EP0252612B1 (de) |
JP (1) | JP2821882B2 (de) |
KR (1) | KR900008488B1 (de) |
AT (1) | ATE56998T1 (de) |
BR (1) | BR8703424A (de) |
DE (1) | DE3765192D1 (de) |
ES (1) | ES2018549B3 (de) |
GB (2) | GB8616488D0 (de) |
GR (1) | GR3001230T3 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8706630D0 (en) * | 1987-03-20 | 1987-04-23 | Concentric Pumps Ltd | Variable output oil pump |
FR2654160B1 (fr) * | 1989-11-09 | 1992-10-23 | Lecocq Andre | Machine tournante a fluide et a debit variables a engrenages. |
US20080019846A1 (en) * | 2006-03-31 | 2008-01-24 | White Stephen L | Variable displacement gerotor pump |
US20110129359A1 (en) * | 2009-11-30 | 2011-06-02 | Caterpillar Inc. | Variable output pump |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3122946A (en) * | 1964-03-03 | figures | ||
US2490115A (en) * | 1942-10-28 | 1949-12-06 | Bendix Aviat Corp | Variable displacement rotary pump |
US2509321A (en) * | 1946-07-19 | 1950-05-30 | Gulf Research Development Co | Rotary fluid unit for take-off under variable control |
US2790391A (en) * | 1954-11-19 | 1957-04-30 | James W F Holl | Two stage variable delivery vane-type pump |
GB1426223A (en) * | 1973-05-15 | 1976-02-25 | Concentric Pumps Ltd | Rotary positive-idsplacement pumps |
US4406599A (en) * | 1980-10-31 | 1983-09-27 | Vickers, Incorporated | Variable displacement vane pump with vanes contacting relatively rotatable rings |
EP0076033A1 (de) * | 1981-09-03 | 1983-04-06 | Concentric Pumps Limited | Innenzahnradpumpe mit regelbarer Liefermenge |
US4439117A (en) * | 1982-08-17 | 1984-03-27 | The Bendix Corporation | Variable displacement vane pump |
US4445830A (en) * | 1982-08-17 | 1984-05-01 | The Bendix Corporation | Radial vane pump having variable displacement |
GB8422755D0 (en) * | 1984-09-08 | 1984-10-10 | Concentric Pumps Ltd | Oil pumps |
-
1986
- 1986-07-07 GB GB868616488A patent/GB8616488D0/en active Pending
-
1987
- 1987-06-04 GB GB8713084A patent/GB2192669B/en not_active Expired - Fee Related
- 1987-06-10 ES ES87305144T patent/ES2018549B3/es not_active Expired - Lifetime
- 1987-06-10 AT AT87305144T patent/ATE56998T1/de not_active IP Right Cessation
- 1987-06-10 EP EP87305144A patent/EP0252612B1/de not_active Expired - Lifetime
- 1987-06-10 DE DE8787305144T patent/DE3765192D1/de not_active Expired - Lifetime
- 1987-06-23 US US07/080,435 patent/US4778361A/en not_active Expired - Lifetime
- 1987-06-26 KR KR1019870006568A patent/KR900008488B1/ko not_active IP Right Cessation
- 1987-07-06 BR BR8703424A patent/BR8703424A/pt not_active IP Right Cessation
- 1987-07-07 JP JP62169574A patent/JP2821882B2/ja not_active Expired - Lifetime
-
1990
- 1990-12-21 GR GR90401125T patent/GR3001230T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
JP2821882B2 (ja) | 1998-11-05 |
GR3001230T3 (en) | 1992-07-30 |
EP0252612B1 (de) | 1990-09-26 |
GB2192669A (en) | 1988-01-20 |
EP0252612A2 (de) | 1988-01-13 |
BR8703424A (pt) | 1988-03-22 |
GB2192669B (en) | 1990-01-31 |
JPS6325390A (ja) | 1988-02-02 |
DE3765192D1 (de) | 1990-10-31 |
ES2018549B3 (es) | 1991-04-16 |
EP0252612A3 (en) | 1988-07-20 |
US4778361A (en) | 1988-10-18 |
KR880001958A (ko) | 1988-04-28 |
GB8713084D0 (en) | 1987-07-08 |
GB8616488D0 (en) | 1986-08-13 |
KR900008488B1 (ko) | 1990-11-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |