FR2143500B1 - - Google Patents
Info
- Publication number
- FR2143500B1 FR2143500B1 FR727223634A FR7223634A FR2143500B1 FR 2143500 B1 FR2143500 B1 FR 2143500B1 FR 727223634 A FR727223634 A FR 727223634A FR 7223634 A FR7223634 A FR 7223634A FR 2143500 B1 FR2143500 B1 FR 2143500B1
- Authority
- FR
- France
- 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
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- 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
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- 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
- F04C2/107—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 with helical teeth
- F04C2/1071—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 with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau 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
- F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C2/34—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 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 groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
- F04C2/344—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 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 groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
- F04C2/3441—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 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 groups F04C2/08 or F04C2/22 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712131305 DE2131305B2 (de) | 1971-06-24 | 1971-06-24 | Rotationskolbenpumpe |
DE2211786A DE2211786A1 (de) | 1972-03-11 | 1972-03-11 | Foerdervorrichtung, insbesondere foerderpumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2143500A1 FR2143500A1 (fr) | 1973-02-02 |
FR2143500B1 true FR2143500B1 (fr) | 1973-07-13 |
Family
ID=25761317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR727223634A Expired FR2143500B1 (fr) | 1971-06-24 | 1972-06-23 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3804561A (fr) |
FR (1) | FR2143500B1 (fr) |
IT (1) | IT956647B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA79440B (en) * | 1978-02-10 | 1980-09-24 | Oakes Ltd E T | Drive arrangement |
US4558991A (en) * | 1985-01-10 | 1985-12-17 | Barr Robert A | Wave pump assembly |
DE3576844D1 (de) * | 1984-12-12 | 1990-05-03 | Robert A Barr | Wellenfoermige pumpenanlage. |
BE1000978A5 (fr) * | 1988-01-18 | 1989-05-30 | Dragages Decloedt & Fils Sa | Motopompe integree a moteur electrique et pompe rotative. |
DE102012112618B3 (de) * | 2012-12-19 | 2014-06-12 | Netzsch Pumpen & Systeme Gmbh | Mehrfachpumpe |
DE102015007521B4 (de) | 2015-06-12 | 2017-01-12 | Netzsch Pumpen & Systeme Gmbh | Pumpengehäuse für eine Exzenterschneckenpumpe und damit ausgestattete Exzenterschneckenpumpe |
DE102020215571A1 (de) * | 2020-12-09 | 2022-06-09 | Audi Aktiengesellschaft | Pumpenvorrichtung für ein hydraulisches System eines Kraftfahrzeugs, hydraulisches System |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2585406A (en) * | 1947-08-04 | 1952-02-12 | Benjamin N Tager | Solid cross vane rotary pump |
US3203350A (en) * | 1962-11-05 | 1965-08-31 | Robbins & Myers | Helical multiple pump |
-
1972
- 1972-06-16 IT IT25780/72A patent/IT956647B/it active
- 1972-06-20 US US00264601A patent/US3804561A/en not_active Expired - Lifetime
- 1972-06-23 FR FR727223634A patent/FR2143500B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3804561A (en) | 1974-04-16 |
FR2143500A1 (fr) | 1973-02-02 |
IT956647B (it) | 1973-10-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |