FR501849A - Perfectionnements aux ventilateurs roots - Google Patents
Perfectionnements aux ventilateurs rootsInfo
- Publication number
- FR501849A FR501849A FR501849A FR501849DA FR501849A FR 501849 A FR501849 A FR 501849A FR 501849 A FR501849 A FR 501849A FR 501849D A FR501849D A FR 501849DA FR 501849 A FR501849 A FR 501849A
- Authority
- FR
- France
- Prior art keywords
- refinements
- roots fan
- roots
- fan
- fan refinements
- 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
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/126—Rotary-piston pumps specially adapted for elastic fluids 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 radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR501849T | 1919-01-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR501849A true FR501849A (fr) | 1920-04-27 |
Family
ID=8905971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR501849A Expired FR501849A (fr) | 1919-01-18 | 1919-01-18 | Perfectionnements aux ventilateurs roots |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR501849A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108184329A (zh) * | 2015-10-20 | 2018-06-19 | 蒂勒有限及两合公司 | 可枢转的区块锁 |
-
1919
- 1919-01-18 FR FR501849A patent/FR501849A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108184329A (zh) * | 2015-10-20 | 2018-06-19 | 蒂勒有限及两合公司 | 可枢转的区块锁 |
US10344824B2 (en) | 2015-10-20 | 2019-07-09 | Thiele Gmbh & Co. Kg | Pivotable block lock |
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