DE3701586C2 - - Google Patents
Info
- Publication number
- DE3701586C2 DE3701586C2 DE19873701586 DE3701586A DE3701586C2 DE 3701586 C2 DE3701586 C2 DE 3701586C2 DE 19873701586 DE19873701586 DE 19873701586 DE 3701586 A DE3701586 A DE 3701586A DE 3701586 C2 DE3701586 C2 DE 3701586C2
- Authority
- DE
- Germany
- Prior art keywords
- rotor
- housing
- pump
- electric motor
- central spindle
- 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.)
- Expired
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
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/008—Prime movers
-
- 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
- F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
- F04C11/008—Enclosed motor pump units
-
- 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
- F04C2/165—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 having more than two rotary pistons with parallel axes
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873701586 DE3701586A1 (de) | 1987-01-21 | 1987-01-21 | Dichtungsfreie pumpe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873701586 DE3701586A1 (de) | 1987-01-21 | 1987-01-21 | Dichtungsfreie pumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3701586A1 DE3701586A1 (de) | 1988-08-04 |
DE3701586C2 true DE3701586C2 (fr) | 1988-11-10 |
Family
ID=6319186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873701586 Granted DE3701586A1 (de) | 1987-01-21 | 1987-01-21 | Dichtungsfreie pumpe |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3701586A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3800336A1 (de) * | 1988-01-08 | 1989-07-27 | Leistritz Ag | Dichtungsfreie pumpe |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4017165C2 (de) * | 1990-05-09 | 1995-06-01 | Allweiler Ag | Pumpe |
US6499966B1 (en) | 1998-08-06 | 2002-12-31 | Automative Motion Technology, Ltd. | Motor driven pump |
US6434960B1 (en) | 2001-07-02 | 2002-08-20 | Carrier Corporation | Variable speed drive chiller system |
CN103758758B (zh) * | 2014-01-17 | 2015-11-25 | 西安交通大学 | 一种交流伺服直驱型电液泵 |
EP3816419A1 (fr) * | 2019-10-31 | 2021-05-05 | Illinois Tool Works Inc. | Pompe a vis et circuit de refroidissement d'un vehicule automobile comportant cette pompe a vis |
DE102020008093A1 (de) | 2020-07-15 | 2022-01-20 | Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | Ölpumpe eines Kraftfahrzeugs |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2871793A (en) * | 1956-06-29 | 1959-02-03 | Robbins & Myers | Electric motor and pump combination |
US3263619A (en) * | 1965-10-04 | 1966-08-02 | Laval Turbine | Motor-pump unit |
-
1987
- 1987-01-21 DE DE19873701586 patent/DE3701586A1/de active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3800336A1 (de) * | 1988-01-08 | 1989-07-27 | Leistritz Ag | Dichtungsfreie pumpe |
Also Published As
Publication number | Publication date |
---|---|
DE3701586A1 (de) | 1988-08-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8330 | Complete disclaimer |