GB233423A - Improvements in or relating to rotary pumps or the like - Google Patents
Improvements in or relating to rotary pumps or the likeInfo
- Publication number
- GB233423A GB233423A GB323424A GB323424A GB233423A GB 233423 A GB233423 A GB 233423A GB 323424 A GB323424 A GB 323424A GB 323424 A GB323424 A GB 323424A GB 233423 A GB233423 A GB 233423A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- rotary pumps
- pumps
- rotary
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB323424A GB233423A (en) | 1924-02-07 | 1924-02-07 | Improvements in or relating to rotary pumps or the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB323424A GB233423A (en) | 1924-02-07 | 1924-02-07 | Improvements in or relating to rotary pumps or the like |
Publications (1)
Publication Number | Publication Date |
---|---|
GB233423A true GB233423A (en) | 1925-05-07 |
Family
ID=9754462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB323424A Expired GB233423A (en) | 1924-02-07 | 1924-02-07 | Improvements in or relating to rotary pumps or the like |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB233423A (en) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1192054B (en) * | 1957-09-21 | 1965-04-29 | Bosch Gmbh Robert | Gear pump |
EP0301158A2 (en) * | 1987-07-27 | 1989-02-01 | Atsugi Unisia Corporation | Oil pump |
EP0433576A1 (en) * | 1989-11-17 | 1991-06-26 | Siegfried A. Dipl.-Ing. Eisenmann | Annular gear pump for internal combustion engines and automatic transmissions |
GB2245657A (en) * | 1990-06-30 | 1992-01-08 | Concentric Pumps Ltd | Improvements relating to gerotor pumps. |
GB2245935A (en) * | 1990-07-11 | 1992-01-15 | Concentric Pumps Ltd | Improvements in gerotor pumps. |
DE4200883C1 (en) * | 1992-01-15 | 1993-04-15 | Siegfried A. Dipl.-Ing. 7960 Aulendorf De Eisenmann | |
US5226798A (en) * | 1989-11-17 | 1993-07-13 | Eisenmann Siegfried A | Gear ring pump for internal-combustion engines and automatic transmissions |
WO1999011935A1 (en) | 1997-09-04 | 1999-03-11 | Sumitomo Electric Industries, Ltd. | Internal gear pump |
WO2000029720A1 (en) | 1998-11-17 | 2000-05-25 | The Ohio State University Research Foundation | Fluid energy transfer device |
US6676394B2 (en) * | 2000-07-21 | 2004-01-13 | Robert Bosch Gmbh | Internal-gear pump having a pinion with radial play |
US6887056B2 (en) * | 2002-03-01 | 2005-05-03 | Mitsubishi Materials Corporation | Oil pump rotor |
EP1655490A1 (en) * | 2003-08-12 | 2006-05-10 | Mitsubishi Materials Corporation | Oil pump rotor |
EP1382852A3 (en) * | 2002-07-18 | 2006-09-06 | Mitsubishi Materials PMG Corporation | Internal gear oil pump |
US7819645B2 (en) * | 2005-08-31 | 2010-10-26 | Diamet Corporation | Internal gear pump |
US8714951B2 (en) | 2011-08-05 | 2014-05-06 | Ener-G-Rotors, Inc. | Fluid energy transfer device |
US9068456B2 (en) | 2010-05-05 | 2015-06-30 | Ener-G-Rotors, Inc. | Fluid energy transfer device with improved bearing assemblies |
-
1924
- 1924-02-07 GB GB323424A patent/GB233423A/en not_active Expired
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1192054B (en) * | 1957-09-21 | 1965-04-29 | Bosch Gmbh Robert | Gear pump |
EP0301158A2 (en) * | 1987-07-27 | 1989-02-01 | Atsugi Unisia Corporation | Oil pump |
EP0301158A3 (en) * | 1987-07-27 | 1989-08-09 | Atsugi Motor Parts Co. Ltd. | Oil pump |
US5226798A (en) * | 1989-11-17 | 1993-07-13 | Eisenmann Siegfried A | Gear ring pump for internal-combustion engines and automatic transmissions |
EP0433576A1 (en) * | 1989-11-17 | 1991-06-26 | Siegfried A. Dipl.-Ing. Eisenmann | Annular gear pump for internal combustion engines and automatic transmissions |
GB2245657B (en) * | 1990-06-30 | 1994-01-26 | Concentric Pumps Ltd | Improvements relating to gerotor pumps |
GB2245657A (en) * | 1990-06-30 | 1992-01-08 | Concentric Pumps Ltd | Improvements relating to gerotor pumps. |
GB2245935A (en) * | 1990-07-11 | 1992-01-15 | Concentric Pumps Ltd | Improvements in gerotor pumps. |
DE4200883C1 (en) * | 1992-01-15 | 1993-04-15 | Siegfried A. Dipl.-Ing. 7960 Aulendorf De Eisenmann | |
EP0552443A1 (en) | 1992-01-15 | 1993-07-28 | Siegfried A. Dipl.-Ing. Eisenmann | Gear machine |
US5368455A (en) * | 1992-01-15 | 1994-11-29 | Eisenmann; Siegfried A. | Gear-type machine with flattened cycloidal tooth shapes |
US6244843B1 (en) | 1997-09-04 | 2001-06-12 | Sumitomo Electric Industries, Ltd. | Internal gear pump |
WO1999011935A1 (en) | 1997-09-04 | 1999-03-11 | Sumitomo Electric Industries, Ltd. | Internal gear pump |
WO2000029720A1 (en) | 1998-11-17 | 2000-05-25 | The Ohio State University Research Foundation | Fluid energy transfer device |
EP1131536A1 (en) * | 1998-11-17 | 2001-09-12 | Ohio State University Research Foundation The | Fluid energy transfer device |
EP1131536A4 (en) * | 1998-11-17 | 2004-05-12 | Ohio State University Rese The | Fluid energy transfer device |
US6676394B2 (en) * | 2000-07-21 | 2004-01-13 | Robert Bosch Gmbh | Internal-gear pump having a pinion with radial play |
US6887056B2 (en) * | 2002-03-01 | 2005-05-03 | Mitsubishi Materials Corporation | Oil pump rotor |
EP1382852A3 (en) * | 2002-07-18 | 2006-09-06 | Mitsubishi Materials PMG Corporation | Internal gear oil pump |
US7118359B2 (en) | 2002-07-18 | 2006-10-10 | Mitsubishi Materials Corporation | Oil pump rotor |
EP1655490A1 (en) * | 2003-08-12 | 2006-05-10 | Mitsubishi Materials Corporation | Oil pump rotor |
EP1655490A4 (en) * | 2003-08-12 | 2011-06-15 | Diamet Corp | Oil pump rotor |
US7819645B2 (en) * | 2005-08-31 | 2010-10-26 | Diamet Corporation | Internal gear pump |
US9068456B2 (en) | 2010-05-05 | 2015-06-30 | Ener-G-Rotors, Inc. | Fluid energy transfer device with improved bearing assemblies |
US8714951B2 (en) | 2011-08-05 | 2014-05-06 | Ener-G-Rotors, Inc. | Fluid energy transfer device |
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