FR937748A - Improvements to pumping devices - Google Patents
Improvements to pumping devicesInfo
- Publication number
- FR937748A FR937748A FR937748DA FR937748A FR 937748 A FR937748 A FR 937748A FR 937748D A FR937748D A FR 937748DA FR 937748 A FR937748 A FR 937748A
- Authority
- FR
- France
- Prior art keywords
- pumping devices
- pumping
- devices
- 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
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/04—Pumps having electric drive
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US937748XA | 1945-03-15 | 1945-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR937748A true FR937748A (en) | 1948-08-25 |
Family
ID=22240629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR937748D Expired FR937748A (en) | 1945-03-15 | 1946-10-11 | Improvements to pumping devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR937748A (en) |
-
1946
- 1946-10-11 FR FR937748D patent/FR937748A/en not_active Expired
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