FR533939A - Perfectionnements aux ventilateurs centrifuges - Google Patents
Perfectionnements aux ventilateurs centrifugesInfo
- Publication number
- FR533939A FR533939A FR533939DA FR533939A FR 533939 A FR533939 A FR 533939A FR 533939D A FR533939D A FR 533939DA FR 533939 A FR533939 A FR 533939A
- Authority
- FR
- France
- Prior art keywords
- centrifugal fans
- fans
- centrifugal
- 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
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/04—Units comprising pumps and their driving means the pump being fluid-driven
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US374372A US1407889A (en) | 1920-04-16 | 1920-04-16 | Blower |
Publications (1)
Publication Number | Publication Date |
---|---|
FR533939A true FR533939A (fr) | 1922-03-14 |
Family
ID=23476520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR533939D Expired FR533939A (fr) | 1920-04-16 | 1921-04-08 | Perfectionnements aux ventilateurs centrifuges |
Country Status (2)
Country | Link |
---|---|
US (1) | US1407889A (fr) |
FR (1) | FR533939A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2441135A (en) * | 1943-07-09 | 1948-05-11 | Westinghouse Electric Corp | Turbine apparatus |
US2536130A (en) * | 1946-05-21 | 1951-01-02 | Hartzell Industries | Air handling apparatus |
US2849174A (en) * | 1956-08-08 | 1958-08-26 | F E Myers & Bro Co | Fan support for blower |
US4976319A (en) * | 1989-03-06 | 1990-12-11 | Hale Fire Pump Company | Water driven fan for firefighting |
-
1920
- 1920-04-16 US US374372A patent/US1407889A/en not_active Expired - Lifetime
-
1921
- 1921-04-08 FR FR533939D patent/FR533939A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1407889A (en) | 1922-02-28 |
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