GB9114604D0 - Improvements in gerotor pumps - Google Patents

Improvements in gerotor pumps

Info

Publication number: GB9114604D0
Authority: GB; United Kingdom
Prior art keywords: gerotor pumps; gerotor; pumps
Prior art date: 1990-07-11
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB919114604A

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Concentric Pumps Ltd

Original Assignee

Concentric Pumps Ltd

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.)

1990-07-11

Filing date

1991-07-05

Publication date

1991-08-21

1991-07-05 Application filed by Concentric Pumps Ltd filed Critical Concentric Pumps Ltd

1991-08-21 Publication of GB9114604D0 publication Critical patent/GB9114604D0/en

1992-01-15 Publication of GB2245935A publication Critical patent/GB2245935A/en

Status Withdrawn legal-status Critical Current

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

GB9114604A 1990-07-11 1991-07-05 Improvements in gerotor pumps. Withdrawn GB2245935A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB909015291A GB9015291D0 (en)	1990-07-11	1990-07-11	Improvements in gerotor pumps

Publications (2)

Publication Number	Publication Date
GB9114604D0 true GB9114604D0 (en)	1991-08-21
GB2245935A GB2245935A (en)	1992-01-15

Family

ID=10678959

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB909015291A Pending GB9015291D0 (en)	1990-07-11	1990-07-11	Improvements in gerotor pumps
GB9114604A Withdrawn GB2245935A (en)	1990-07-11	1991-07-05	Improvements in gerotor pumps.

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB909015291A Pending GB9015291D0 (en)	1990-07-11	1990-07-11	Improvements in gerotor pumps

Country Status (13)

Country	Link
EP (1)	EP0467571A1 (en)
JP (1)	JPH06501292A (en)
KR (1)	KR930701692A (en)
AR (1)	AR244857A1 (en)
AU (1)	AU640031B2 (en)
BR (1)	BR9106626A (en)
CA (1)	CA2046376A1 (en)
FI (1)	FI925372A (en)
GB (2)	GB9015291D0 (en)
IE (1)	IE912415A1 (en)
PT (1)	PT98231A (en)
WO (1)	WO1992001161A1 (en)
ZA (1)	ZA915264B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4123190A1 (en) *	1991-06-07	1992-12-10	Schwaebische Huettenwerke Gmbh	GEAR PUMP FOR OIL FOR A COMBUSTION ENGINE, ESPECIALLY FOR MOTOR VEHICLES
DE19807630A1 (en)	1998-02-23	1999-08-26	Bayer Ag	Water-based composition useful for controlling parasitic insects and mites, especially lice, on humans
US6152717A (en) *	1998-06-11	2000-11-28	Unisia Jecs Corporation	Internal gear pumps
US7410349B2 (en) *	2004-10-26	2008-08-12	Magna Powertrain Usa, Inc.	High efficiency gerotor pump
JP5497996B2 (en)	2008-05-26	2014-05-21	日本電信電話株式会社	Waveguide termination method in waveguide devices
DE102016213611B4 (en) *	2016-07-25	2022-12-01	Zf Friedrichshafen Ag	Rotor pump and arrangement for driving a rotor pump

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR566247A (en) *	1923-04-26	1924-02-11	Hill Engineering Co Inc	Conjugate rotors
US1486836A (en) *	1923-04-28	1924-03-11	Hill Compressor & Pump Company	Rotary-pump pressure control
GB233423A (en) *	1924-02-07	1925-05-07	Hill Compressor & Pump Co Inc	Improvements in or relating to rotary pumps or the like
GB331054A (en) *	1929-01-03	1930-07-03	Thomas Winter Nichols	Improvements in rotary pumps, compressors and the like
GB370474A (en) *	1930-12-11	1932-04-11	Thomas Winter Nichols	Improvements in rotary pumps
GB404424A (en) *	1932-10-19	1934-01-18	Aladar Ledacskiss	Improvements in or relating to rotary toothed-wheel engines
US3121341A (en) *	1960-05-25	1964-02-18	Francis A Hill	Gears with rigid molded surfaces
IT1118556B (en) *	1979-04-12	1986-03-03	Whitehead Moto Fides Spa Stabi	PROCEDURE FOR THE REALIZATION OF A ROTARY MECHANICAL PUMP AND RELATED PUMP OBTAINED
JPS6029604Y2 (en) *	1981-06-16	1985-09-06	富士重工業株式会社	Internal combustion engine lubricating oil pump
DE3603773A1 (en) *	1986-01-03	1987-07-09	Schwaebische Huettenwerke Gmbh	Gear machine
GB2219631B (en) *	1988-06-09	1992-08-05	Concentric Pumps Ltd	Improvements relating to gerotor pumps
EP0361716B1 (en) *	1988-09-28	1993-09-01	Concentric Pumps Limited	Improvements relating to gerotor pumps

1990
- 1990-07-11 GB GB909015291A patent/GB9015291D0/en active Pending
1991
- 1991-07-05 WO PCT/GB1991/001101 patent/WO1992001161A1/en active Application Filing
- 1991-07-05 BR BR919106626A patent/BR9106626A/en not_active IP Right Cessation
- 1991-07-05 EP EP91306147A patent/EP0467571A1/en not_active Withdrawn
- 1991-07-05 AU AU81025/91A patent/AU640031B2/en not_active Ceased
- 1991-07-05 CA CA002046376A patent/CA2046376A1/en not_active Abandoned
- 1991-07-05 PT PT98231A patent/PT98231A/en not_active Application Discontinuation
- 1991-07-05 JP JP3511891A patent/JPH06501292A/en active Pending
- 1991-07-05 GB GB9114604A patent/GB2245935A/en not_active Withdrawn
- 1991-07-05 KR KR1019920703377A patent/KR930701692A/en not_active Application Discontinuation
- 1991-07-08 ZA ZA915264A patent/ZA915264B/en unknown
- 1991-07-10 IE IE241591A patent/IE912415A1/en unknown
- 1991-07-11 AR AR91320121A patent/AR244857A1/en active
1992
- 1992-11-26 FI FI925372A patent/FI925372A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
AU8102591A (en)	1992-02-04
KR930701692A (en)	1993-06-12
GB2245935A (en)	1992-01-15
FI925372A0 (en)	1992-11-26
ZA915264B (en)	1992-04-29
JPH06501292A (en)	1994-02-10
EP0467571A1 (en)	1992-01-22
GB9015291D0 (en)	1990-08-29
AU640031B2 (en)	1993-08-12
IE912415A1 (en)	1992-01-15
FI925372A (en)	1992-11-26
BR9106626A (en)	1993-06-01
WO1992001161A1 (en)	1992-01-23
AR244857A1 (en)	1993-11-30
PT98231A (en)	1993-08-31
CA2046376A1 (en)	1992-01-12

Publication	Publication Date	Title
GB2300926B (en)	1998-02-18	Improvements in syringe pumps
EP0449153A3 (en)	1992-08-26	Pump unit
ZA894260B (en)	1990-09-26	Gerotor pumps
GB9222227D0 (en)	1992-12-02	Improvements in vacuum pumps
GB9223806D0 (en)	1993-01-06	Improvements in vacuum pumps
GB9021780D0 (en)	1990-11-21	Improvements in mechanical pumps
GB9015291D0 (en)	1990-08-29	Improvements in gerotor pumps
GB8830027D0 (en)	1989-02-15	Improvements in pumps
GB9125848D0 (en)	1992-02-05	Improvements in vacuum pumps
GB9223804D0 (en)	1993-01-06	Improvements in vacuum pumps
GB9223805D0 (en)	1993-01-06	Improvements in vacuum pumps
GB9125850D0 (en)	1992-02-05	Improvements in vacuum pumps
GB2251270B (en)	1994-05-18	Gerotor pumps
GB9107289D0 (en)	1991-05-22	Pot-casing pump
GB8920340D0 (en)	1989-10-25	Improvements in pumps
GB9021164D0 (en)	1990-11-14	Pumps
GB9010684D0 (en)	1990-07-04	Gerotor pumps
GB9012295D0 (en)	1990-07-18	Gerotor pumps
GB9025819D0 (en)	1991-01-09	Improvements in pumps
GB9223823D0 (en)	1993-01-06	Improvements in pumps
GB9211830D0 (en)	1992-07-15	Improvements in mechanical pumps
GB9211849D0 (en)	1992-07-15	Improvements in mechanical pumps
GB9110927D0 (en)	1991-07-10	Improvements in mechanical pumps
GB9111748D0 (en)	1991-07-24	Improvements in mechanical pumps
AU7709391A (en)	1991-11-21	Improvements in pumps

Legal Events

Date	Code	Title	Description
1995-04-12	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)