ITTO20080033A1 - Pompa volumetrica con barriera contro il trafilamento di fluido - Google Patents
Pompa volumetrica con barriera contro il trafilamento di fluidoInfo
- Publication number
- ITTO20080033A1 ITTO20080033A1 ITTO20080033A ITTO20080033A1 IT TO20080033 A1 ITTO20080033 A1 IT TO20080033A1 IT TO20080033 A ITTO20080033 A IT TO20080033A IT TO20080033 A1 ITTO20080033 A1 IT TO20080033A1
- Authority
- IT
- Italy
- Prior art keywords
- barrier against
- volumetric pump
- against fluid
- fluid drawing
- volumetric
- Prior art date
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
- F04C18/30—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
- F04C18/34—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 having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/344—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 having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
- F04C18/3441—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 having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
- F04C27/009—Shaft sealings specially adapted for pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO20080033 ITTO20080033A1 (it) | 2008-01-16 | 2008-01-16 | Pompa volumetrica con barriera contro il trafilamento di fluido |
EP09702342.8A EP2242927B1 (en) | 2008-01-16 | 2009-01-12 | A displacement pump with a barrier against the fluid leakage |
CN200980102475.9A CN101910638B (zh) | 2008-01-16 | 2009-01-12 | 带有防止流体泄漏的阻挡件的排量泵 |
PCT/EP2009/000244 WO2009090079A2 (en) | 2008-01-16 | 2009-01-12 | A displacement pump with a barrier against the fluid leakage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO20080033 ITTO20080033A1 (it) | 2008-01-16 | 2008-01-16 | Pompa volumetrica con barriera contro il trafilamento di fluido |
Publications (1)
Publication Number | Publication Date |
---|---|
ITTO20080033A1 true ITTO20080033A1 (it) | 2009-07-17 |
Family
ID=40290389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO20080033 ITTO20080033A1 (it) | 2008-01-16 | 2008-01-16 | Pompa volumetrica con barriera contro il trafilamento di fluido |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2242927B1 (it) |
CN (1) | CN101910638B (it) |
IT (1) | ITTO20080033A1 (it) |
WO (1) | WO2009090079A2 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2950940B1 (fr) * | 2009-10-07 | 2012-11-16 | Peugeot Citroen Automobiles Sa | Pompe a vide a palette |
CN102661280A (zh) * | 2012-04-28 | 2012-09-12 | 山东三牛机械有限公司 | 罗茨风机主动轴轴端密封系统 |
DE102018105144A1 (de) * | 2018-03-06 | 2019-09-12 | Schwäbische Hüttenwerke Automotive GmbH | Axiales Dichtelement Vakuumpumpe |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9708397D0 (en) * | 1997-04-25 | 1997-06-18 | Boc Group Plc | Improvements in vacuum pumps |
US6325602B1 (en) * | 1999-09-23 | 2001-12-04 | John J. Rademacher | Automotive vacuum pump |
SE0003075D0 (sv) * | 2000-08-31 | 2000-08-31 | Delaval Holding Ab | Vacuum pump |
KR100607321B1 (ko) * | 2002-10-15 | 2006-07-31 | 미츠비시덴키 가부시키가이샤 | 베인식 진공 펌프 |
GB0607198D0 (en) * | 2006-04-10 | 2006-05-17 | Wabco Automotive Uk Ltd | Improved vacuum pump |
-
2008
- 2008-01-16 IT ITTO20080033 patent/ITTO20080033A1/it unknown
-
2009
- 2009-01-12 WO PCT/EP2009/000244 patent/WO2009090079A2/en active Application Filing
- 2009-01-12 EP EP09702342.8A patent/EP2242927B1/en not_active Not-in-force
- 2009-01-12 CN CN200980102475.9A patent/CN101910638B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP2242927B1 (en) | 2016-07-27 |
EP2242927A2 (en) | 2010-10-27 |
WO2009090079A2 (en) | 2009-07-23 |
WO2009090079A3 (en) | 2009-11-12 |
CN101910638B (zh) | 2013-06-12 |
CN101910638A (zh) | 2010-12-08 |
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