FR1343693A - Perfectionnements apportés aux pompes à vide rotatives - Google Patents
Perfectionnements apportés aux pompes à vide rotativesInfo
- Publication number
- FR1343693A FR1343693A FR911764A FR911764A FR1343693A FR 1343693 A FR1343693 A FR 1343693A FR 911764 A FR911764 A FR 911764A FR 911764 A FR911764 A FR 911764A FR 1343693 A FR1343693 A FR 1343693A
- Authority
- FR
- France
- Prior art keywords
- vacuum pumps
- rotary vacuum
- rotary
- pumps
- vacuum
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, 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 group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, 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 group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR911764A FR1343693A (fr) | 1962-10-10 | 1962-10-10 | Perfectionnements apportés aux pompes à vide rotatives |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR911764A FR1343693A (fr) | 1962-10-10 | 1962-10-10 | Perfectionnements apportés aux pompes à vide rotatives |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1343693A true FR1343693A (fr) | 1963-11-22 |
Family
ID=8788369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR911764A Expired FR1343693A (fr) | 1962-10-10 | 1962-10-10 | Perfectionnements apportés aux pompes à vide rotatives |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1343693A (fr) |
-
1962
- 1962-10-10 FR FR911764A patent/FR1343693A/fr not_active Expired
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