FR393072A - Perfectionnements apportés aux ventilateurs - Google Patents
Perfectionnements apportés aux ventilateursInfo
- Publication number
- FR393072A FR393072A FR393072DA FR393072A FR 393072 A FR393072 A FR 393072A FR 393072D A FR393072D A FR 393072DA FR 393072 A FR393072 A FR 393072A
- Authority
- FR
- France
- Prior art keywords
- ventilators
- 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
- F04C18/14—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 toothed rotary pistons
- F04C18/20—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 toothed rotary pistons with dissimilar tooth forms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR393072T | 1908-07-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR393072A true FR393072A (fr) | 1908-12-12 |
Family
ID=1438398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR393072D Expired FR393072A (fr) | 1908-07-09 | 1908-07-09 | Perfectionnements apportés aux ventilateurs |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR393072A (fr) |
-
1908
- 1908-07-09 FR FR393072D patent/FR393072A/fr not_active Expired
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