EP0242963A3 - Rotary positive displacement pump - Google Patents
Rotary positive displacement pump Download PDFInfo
- Publication number
- EP0242963A3 EP0242963A3 EP87302043A EP87302043A EP0242963A3 EP 0242963 A3 EP0242963 A3 EP 0242963A3 EP 87302043 A EP87302043 A EP 87302043A EP 87302043 A EP87302043 A EP 87302043A EP 0242963 A3 EP0242963 A3 EP 0242963A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- slot
- land
- outlet ports
- opens
- lobes
- 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.)
- Withdrawn
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8606326 | 1986-03-14 | ||
GB868606326A GB8606326D0 (en) | 1986-03-14 | 1986-03-14 | Positive displacement pumps |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0242963A2 EP0242963A2 (en) | 1987-10-28 |
EP0242963A3 true EP0242963A3 (en) | 1988-03-09 |
Family
ID=10594598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87302043A Withdrawn EP0242963A3 (en) | 1986-03-14 | 1987-03-10 | Rotary positive displacement pump |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0242963A3 (en) |
GB (1) | GB8606326D0 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3824686C2 (en) * | 1987-08-03 | 1999-09-16 | Jun White | Rotary piston machine of the gerotor type |
JPS6441686A (en) * | 1987-08-06 | 1989-02-13 | Giyuuji Negishi | Trochoid pump |
US20040101427A1 (en) * | 2002-11-27 | 2004-05-27 | Visteon Global Technologies Inc. | Gerotor fuel pump having primary and secondary inlet and outlet portings |
GB0620646D0 (en) * | 2006-10-18 | 2006-11-29 | Concentric Vfp Ltd | Pumps with filling slots |
WO2009130433A1 (en) * | 2008-04-22 | 2009-10-29 | Concentric Vfp Limited | Pump with filling slots |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB681883A (en) * | 1950-03-10 | 1952-10-29 | Hobourn Eaton Mfg Co Ltd | Improvements relating to internal gear pumps |
GB1146913A (en) * | 1965-07-09 | 1969-03-26 | Germane Corp | Rotary fluid pressure devices |
DE1703573A1 (en) * | 1967-07-21 | 1971-11-25 | Reliance Electric & Eng Co | Liquid engine |
GB1407282A (en) * | 1971-11-10 | 1975-09-24 | Danfoss As | Gerotor type rotary fluid-pressure machine |
US4411607A (en) * | 1980-04-23 | 1983-10-25 | G. L. Rexroth Gmbh | Internal gear machine with rotary pressure balanced valve disc |
DE3243394A1 (en) * | 1982-11-24 | 1984-05-24 | Danfoss A/S, Nordborg | PARALLEL AND INTERNAL AXIAL PISTON MACHINE |
-
1986
- 1986-03-14 GB GB868606326A patent/GB8606326D0/en active Pending
-
1987
- 1987-03-10 EP EP87302043A patent/EP0242963A3/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB681883A (en) * | 1950-03-10 | 1952-10-29 | Hobourn Eaton Mfg Co Ltd | Improvements relating to internal gear pumps |
GB1146913A (en) * | 1965-07-09 | 1969-03-26 | Germane Corp | Rotary fluid pressure devices |
DE1703573A1 (en) * | 1967-07-21 | 1971-11-25 | Reliance Electric & Eng Co | Liquid engine |
GB1407282A (en) * | 1971-11-10 | 1975-09-24 | Danfoss As | Gerotor type rotary fluid-pressure machine |
US4411607A (en) * | 1980-04-23 | 1983-10-25 | G. L. Rexroth Gmbh | Internal gear machine with rotary pressure balanced valve disc |
DE3243394A1 (en) * | 1982-11-24 | 1984-05-24 | Danfoss A/S, Nordborg | PARALLEL AND INTERNAL AXIAL PISTON MACHINE |
Also Published As
Publication number | Publication date |
---|---|
EP0242963A2 (en) | 1987-10-28 |
GB8606326D0 (en) | 1986-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19880912 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: BRISTOW, IAN TREVOR Inventor name: THORNELOW, ALEC |