GB201902106D0 - A pump and a mthod of pumping a gas - Google Patents
A pump and a mthod of pumping a gasInfo
- Publication number
- GB201902106D0 GB201902106D0 GBGB1902106.2A GB201902106A GB201902106D0 GB 201902106 D0 GB201902106 D0 GB 201902106D0 GB 201902106 A GB201902106 A GB 201902106A GB 201902106 D0 GB201902106 D0 GB 201902106D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- mthod
- pumping
- pump
- gas
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/22—Rotary-piston pumps specially adapted for elastic fluids of internal-axis type with equidirectional movement of co-operating members at the points of engagement, or with one of the co-operating members being stationary, the inner member having more teeth or tooth equivalents than the outer member
-
- 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
- F04C5/00—Rotary-piston machines or pumps with the working-chamber walls at least partly resiliently deformable
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating 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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/18—Centrifugal pumps characterised by use of centrifugal force of liquids entrained in pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- 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
- F04C2240/00—Components
- F04C2240/20—Rotors
-
- 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
- F04C2240/00—Components
- F04C2240/30—Casings or housings
-
- 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
- F04C2240/00—Components
- F04C2240/60—Shafts
- F04C2240/603—Shafts with internal channels for fluid distribution, e.g. hollow shaft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1902106.2A GB2581382B (en) | 2019-02-15 | 2019-02-15 | A pump and a method of pumping a gas |
KR1020217025550A KR20210126599A (en) | 2019-02-15 | 2020-02-13 | Pumps and methods for pumping gas |
PCT/GB2020/050338 WO2020165592A1 (en) | 2019-02-15 | 2020-02-13 | A pump and a method of pumping a gas |
CN202080014275.4A CN113396271B (en) | 2019-02-15 | 2020-02-13 | Pump and method for pumping gas |
US17/429,845 US20220213892A1 (en) | 2019-02-15 | 2020-02-13 | A pump and a method of pumping a gas |
EP20707777.7A EP3924604A1 (en) | 2019-02-15 | 2020-02-13 | A pump and a method of pumping a gas |
JP2021547453A JP2022520444A (en) | 2019-02-15 | 2020-02-13 | How to pump and pump gas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1902106.2A GB2581382B (en) | 2019-02-15 | 2019-02-15 | A pump and a method of pumping a gas |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201902106D0 true GB201902106D0 (en) | 2019-04-03 |
GB2581382A GB2581382A (en) | 2020-08-19 |
GB2581382B GB2581382B (en) | 2021-08-18 |
Family
ID=65998759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1902106.2A Active GB2581382B (en) | 2019-02-15 | 2019-02-15 | A pump and a method of pumping a gas |
Country Status (7)
Country | Link |
---|---|
US (1) | US20220213892A1 (en) |
EP (1) | EP3924604A1 (en) |
JP (1) | JP2022520444A (en) |
KR (1) | KR20210126599A (en) |
CN (1) | CN113396271B (en) |
GB (1) | GB2581382B (en) |
WO (1) | WO2020165592A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2597951A (en) * | 2020-08-11 | 2022-02-16 | Edwards Ltd | Liquid blade pump |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB576567A (en) * | 1944-01-11 | 1946-04-10 | Oldrich Marsal | Improvements in rotary impelling devices |
NL6902892A (en) * | 1969-02-25 | 1970-08-27 | ||
NL6904345A (en) * | 1969-03-20 | 1970-09-22 | ||
NL144368B (en) * | 1971-06-21 | 1974-12-16 | Tno | CENTRIFUGAL FLUID OF A COMPRESSOR. |
GB1532015A (en) * | 1976-02-20 | 1978-11-15 | Secretary Industry Brit | Fluid flow restrictors |
GB1581860A (en) * | 1978-05-19 | 1980-12-31 | Secretary Industry Brit | Control of fluid flow |
JPS55134791A (en) * | 1979-04-10 | 1980-10-20 | Minoru Tanaka | Exhaust blower with liquid blade |
FR2629142A1 (en) * | 1988-03-24 | 1989-09-29 | Carrouset Pierre | ROTARY MACHINE WITH NON-POSITIVE DISPLACEMENT FOR USE AS A PUMP, COMPRESSOR, PROPELLER OR DRIVE TURBINE |
GB0322883D0 (en) * | 2003-09-30 | 2003-10-29 | Boc Group Plc | Vacuum pump |
GB2498816A (en) * | 2012-01-27 | 2013-07-31 | Edwards Ltd | Vacuum pump |
GB2565579B (en) * | 2017-08-17 | 2020-03-04 | Edwards Ltd | A pump and method of pumping a fluid |
CN107906086A (en) * | 2017-10-17 | 2018-04-13 | 常州大学 | A kind of sleeve type spiral flow generating apparatus |
GB2597952A (en) * | 2020-08-11 | 2022-02-16 | Edwards Ltd | Liquid blade pump |
-
2019
- 2019-02-15 GB GB1902106.2A patent/GB2581382B/en active Active
-
2020
- 2020-02-13 KR KR1020217025550A patent/KR20210126599A/en unknown
- 2020-02-13 JP JP2021547453A patent/JP2022520444A/en active Pending
- 2020-02-13 EP EP20707777.7A patent/EP3924604A1/en active Pending
- 2020-02-13 WO PCT/GB2020/050338 patent/WO2020165592A1/en unknown
- 2020-02-13 CN CN202080014275.4A patent/CN113396271B/en active Active
- 2020-02-13 US US17/429,845 patent/US20220213892A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN113396271A (en) | 2021-09-14 |
WO2020165592A9 (en) | 2021-08-19 |
EP3924604A1 (en) | 2021-12-22 |
CN113396271B (en) | 2023-10-03 |
GB2581382A (en) | 2020-08-19 |
JP2022520444A (en) | 2022-03-30 |
WO2020165592A1 (en) | 2020-08-20 |
US20220213892A1 (en) | 2022-07-07 |
KR20210126599A (en) | 2021-10-20 |
GB2581382B (en) | 2021-08-18 |
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