EP1898096A3 - Lobe pump - Google Patents
Lobe pump Download PDFInfo
- Publication number
- EP1898096A3 EP1898096A3 EP07012326A EP07012326A EP1898096A3 EP 1898096 A3 EP1898096 A3 EP 1898096A3 EP 07012326 A EP07012326 A EP 07012326A EP 07012326 A EP07012326 A EP 07012326A EP 1898096 A3 EP1898096 A3 EP 1898096A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- rotors
- rotor
- cylinder
- longitudinal axes
- lobe pump
- 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
- 238000007789 sealing Methods 0.000 abstract 1
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
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/126—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
-
- 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
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
- F04C2/084—Toothed wheels
-
- 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
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- 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
- F04C2250/00—Geometry
- F04C2250/10—Geometry of the inlet or outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL07012326T PL1898096T3 (en) | 2006-09-05 | 2007-06-23 | Lobe pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006041633A DE102006041633A1 (en) | 2006-09-05 | 2006-09-05 | pump |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1898096A2 EP1898096A2 (en) | 2008-03-12 |
EP1898096A3 true EP1898096A3 (en) | 2010-04-28 |
EP1898096B1 EP1898096B1 (en) | 2011-08-03 |
Family
ID=38727488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07012326A Active EP1898096B1 (en) | 2006-09-05 | 2007-06-23 | Lobe pump |
Country Status (9)
Country | Link |
---|---|
US (1) | US7766635B2 (en) |
EP (1) | EP1898096B1 (en) |
CN (1) | CN101139989B (en) |
AT (1) | ATE519035T1 (en) |
BR (1) | BRPI0703913A2 (en) |
DE (1) | DE102006041633A1 (en) |
ES (1) | ES2370661T3 (en) |
PL (1) | PL1898096T3 (en) |
RU (1) | RU2463481C2 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202010012494U1 (en) * | 2010-09-13 | 2011-12-15 | Hugo Vogelsang Maschinenbau Gmbh | Rotary pump and rotary piston |
DE102012008527B3 (en) | 2012-05-02 | 2013-07-25 | Netzsch Pumpen & Systeme Gmbh | ROTARY PISTON PUMP WITH OPTIMIZED INPUTS AND OUTLETS |
WO2014002225A1 (en) * | 2012-06-28 | 2014-01-03 | 株式会社日立製作所 | Gear pump |
DE202012010401U1 (en) * | 2012-10-31 | 2014-02-03 | Hugo Vogelsang Maschinenbau Gmbh | Rotary pump with direct drive |
CN103758755B (en) * | 2014-01-27 | 2015-12-09 | 浙江理工大学 | Eight blade differential pumps that a kind of sinusoidal non-circular gear drives |
IT201700045807A1 (en) * | 2017-04-28 | 2017-07-28 | Hero Europe S R L | Device, dosage system for powdered, liquid, pasty or creamy products and dispensing machine comprising this device |
CN107905997B (en) * | 2017-10-19 | 2019-03-08 | 浙江大学 | A kind of gear ring structure of anti abrasive Internal Gear Pump Used in Water Hydraulics |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1142734A (en) * | 1913-04-30 | 1915-06-08 | Charles W Sidwell | Pump. |
GB382953A (en) * | 1930-06-11 | 1932-11-10 | Commercial Patents Inc | Fluid apparatus provided with co-operating rotary pistons |
DE4121684A1 (en) * | 1991-06-29 | 1993-01-07 | Langer Bsa Maschf | High pressure feed pump for chemical applications - has offset rotors for providing smooth flow without pulsation |
DE4330085A1 (en) * | 1993-09-06 | 1995-03-09 | Hugo Vogelsang Maschinenbau Gm | Rotary piston for positive displacement pumps using the Roots principle for incompressible media |
DE102005017575A1 (en) * | 2004-08-05 | 2006-03-16 | Börger GmbH | Rotary pump with a pump housing and two double-winged rotary pistons |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2108714B2 (en) * | 1971-02-24 | 1973-05-30 | Gebr Wmkelstrater GmbH, 5600 Wuppertal Barmen | PARALLEL AND EXTERNAL ROTARY PISTON MACHINE |
US5039289A (en) * | 1983-11-07 | 1991-08-13 | Wankel Gmbh | Rotary piston blower having piston lobe portions shaped to avoid compression pockets |
DE3502839A1 (en) * | 1985-01-29 | 1986-07-31 | Bsa Maschinenfabrik Paul G. Langer Gmbh, 8581 Marktschorgast | Pump |
DE3718866A1 (en) * | 1987-06-05 | 1988-12-22 | Langer Bsa Maschf | PUMP |
US4938670A (en) * | 1989-10-02 | 1990-07-03 | Tocew Lee | Rotary fluid machine |
EP0472751B1 (en) * | 1990-08-27 | 1994-05-18 | Leybold Aktiengesellschaft | Rotor for a lobe rotor type vacuum pump |
CZ2000581A3 (en) * | 2000-02-18 | 2001-04-11 | Perna Vratislav | Device with helical teeth in interaction with each other |
RU2197642C1 (en) * | 2001-12-25 | 2003-01-27 | Румянцев Валентин Павлович | Rotary positive displacement machine |
JP4613811B2 (en) * | 2005-12-09 | 2011-01-19 | 株式会社豊田自動織機 | Roots fluid machinery |
-
2006
- 2006-09-05 DE DE102006041633A patent/DE102006041633A1/en not_active Withdrawn
-
2007
- 2007-06-23 ES ES07012326T patent/ES2370661T3/en active Active
- 2007-06-23 AT AT07012326T patent/ATE519035T1/en active
- 2007-06-23 PL PL07012326T patent/PL1898096T3/en unknown
- 2007-06-23 EP EP07012326A patent/EP1898096B1/en active Active
- 2007-08-31 BR BRPI0703913-1A patent/BRPI0703913A2/en not_active IP Right Cessation
- 2007-09-03 RU RU2007132984/06A patent/RU2463481C2/en active
- 2007-09-05 CN CN2007101491848A patent/CN101139989B/en active Active
- 2007-09-05 US US11/850,319 patent/US7766635B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1142734A (en) * | 1913-04-30 | 1915-06-08 | Charles W Sidwell | Pump. |
GB382953A (en) * | 1930-06-11 | 1932-11-10 | Commercial Patents Inc | Fluid apparatus provided with co-operating rotary pistons |
DE4121684A1 (en) * | 1991-06-29 | 1993-01-07 | Langer Bsa Maschf | High pressure feed pump for chemical applications - has offset rotors for providing smooth flow without pulsation |
DE4330085A1 (en) * | 1993-09-06 | 1995-03-09 | Hugo Vogelsang Maschinenbau Gm | Rotary piston for positive displacement pumps using the Roots principle for incompressible media |
DE102005017575A1 (en) * | 2004-08-05 | 2006-03-16 | Börger GmbH | Rotary pump with a pump housing and two double-winged rotary pistons |
Also Published As
Publication number | Publication date |
---|---|
ATE519035T1 (en) | 2011-08-15 |
EP1898096B1 (en) | 2011-08-03 |
EP1898096A2 (en) | 2008-03-12 |
RU2463481C2 (en) | 2012-10-10 |
CN101139989B (en) | 2011-10-12 |
US7766635B2 (en) | 2010-08-03 |
RU2007132984A (en) | 2009-03-10 |
CN101139989A (en) | 2008-03-12 |
PL1898096T3 (en) | 2011-12-30 |
DE102006041633A1 (en) | 2008-03-13 |
US20080056927A1 (en) | 2008-03-06 |
BRPI0703913A2 (en) | 2010-01-19 |
ES2370661T3 (en) | 2011-12-21 |
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