DE84935C - - Google Patents
Info
- Publication number
- DE84935C DE84935C DENDAT84935D DE84935DA DE84935C DE 84935 C DE84935 C DE 84935C DE NDAT84935 D DENDAT84935 D DE NDAT84935D DE 84935D A DE84935D A DE 84935DA DE 84935 C DE84935 C DE 84935C
- Authority
- DE
- Germany
- Prior art keywords
- steam channel
- vapor tension
- locomotives
- whistle
- bells
- 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.)
- Active
Links
- 230000003137 locomotive Effects 0.000 claims 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K5/00—Whistles
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Toys (AREA)
- Stringed Musical Instruments (AREA)
Description
Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.
Claims (1)
Publications (1)
Publication Number | Publication Date |
---|---|
DE84935C true DE84935C (en) |
Family
ID=357118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT84935D Active DE84935C (en) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE84935C (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1015247B (en) * | 1951-07-10 | 1957-09-05 | Centre Nat Rech Scient | High-performance sonic and ultrasonic whistle |
US4686928A (en) * | 1986-03-14 | 1987-08-18 | Weisenberger Richard J | Toroidal whistle |
US8925478B2 (en) | 2012-05-01 | 2015-01-06 | Curtis E. Graber | Directional isophasic toroidal whistle |
-
0
- DE DENDAT84935D patent/DE84935C/de active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1015247B (en) * | 1951-07-10 | 1957-09-05 | Centre Nat Rech Scient | High-performance sonic and ultrasonic whistle |
US4686928A (en) * | 1986-03-14 | 1987-08-18 | Weisenberger Richard J | Toroidal whistle |
US8925478B2 (en) | 2012-05-01 | 2015-01-06 | Curtis E. Graber | Directional isophasic toroidal whistle |
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