FR2275666A1 - Perfectionnements aux pompes - Google Patents
Perfectionnements aux pompesInfo
- Publication number
- FR2275666A1 FR2275666A1 FR7421966A FR7421966A FR2275666A1 FR 2275666 A1 FR2275666 A1 FR 2275666A1 FR 7421966 A FR7421966 A FR 7421966A FR 7421966 A FR7421966 A FR 7421966A FR 2275666 A1 FR2275666 A1 FR 2275666A1
- Authority
- FR
- France
- Prior art keywords
- rotor
- pump
- truncated conical
- outlet
- chambers
- 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
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0646—Units comprising pumps and their driving means the pump being electrically driven the hollow pump or motor shaft being the conduit for the working fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/001—Preventing vapour lock
- F04D9/002—Preventing vapour lock by means in the very pump
- F04D9/003—Preventing vapour lock by means in the very pump separating and removing the vapour
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7421966A FR2275666A1 (fr) | 1974-06-19 | 1974-06-19 | Perfectionnements aux pompes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7421966A FR2275666A1 (fr) | 1974-06-19 | 1974-06-19 | Perfectionnements aux pompes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2275666A1 true FR2275666A1 (fr) | 1976-01-16 |
FR2275666B1 FR2275666B1 (fr) | 1978-02-17 |
Family
ID=9140457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7421966A Granted FR2275666A1 (fr) | 1974-06-19 | 1974-06-19 | Perfectionnements aux pompes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2275666A1 (fr) |
-
1974
- 1974-06-19 FR FR7421966A patent/FR2275666A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2275666B1 (fr) | 1978-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |