IL43768A - A sound generator - Google Patents
A sound generatorInfo
- Publication number
- IL43768A IL43768A IL43768A IL4376873A IL43768A IL 43768 A IL43768 A IL 43768A IL 43768 A IL43768 A IL 43768A IL 4376873 A IL4376873 A IL 4376873A IL 43768 A IL43768 A IL 43768A
- Authority
- IL
- Israel
- Prior art keywords
- sound generator
- rotor
- stator
- sealing element
- sound
- Prior art date
Links
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
- G10K7/00—Sirens
- G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
- G10K7/04—Sirens in which the sound-producing member is rotated manually or by a motor by an electric motor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Motor Or Generator Frames (AREA)
- Sealing Devices (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2262948A DE2262948C3 (de) | 1972-12-22 | 1972-12-22 | Preßluftsirene |
Publications (2)
Publication Number | Publication Date |
---|---|
IL43768A0 IL43768A0 (en) | 1974-05-16 |
IL43768A true IL43768A (en) | 1976-05-31 |
Family
ID=5865228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL43768A IL43768A (en) | 1972-12-22 | 1973-12-07 | A sound generator |
Country Status (5)
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE425597B (sv) * | 1980-10-13 | 1982-10-18 | Ekstroms Vermetekniska Ab | Tvangsstyrd ljudalstrare for infraljudomradet |
US4558656A (en) * | 1983-03-31 | 1985-12-17 | Southern California Edison Company, Inc. | Siren |
US4807203A (en) * | 1983-03-31 | 1989-02-21 | Southern California Edison Co. | Siren |
DE19528570C2 (de) * | 1995-08-03 | 1999-03-11 | Daimler Benz Ag | Gerichteter Schallgenerator |
CN103761960A (zh) * | 2014-01-14 | 2014-04-30 | 台州市莱恩克警报器有限公司 | 一种警报器 |
CN110195889B (zh) * | 2019-06-27 | 2024-05-03 | 勃格科技有限公司 | 一种防尘电壁炉及使用方法 |
-
1972
- 1972-12-22 DE DE2262948A patent/DE2262948C3/de not_active Expired
-
1973
- 1973-12-07 IL IL43768A patent/IL43768A/en unknown
- 1973-12-07 CH CH1718173A patent/CH563639A5/xx not_active IP Right Cessation
- 1973-12-17 GB GB5828573A patent/GB1419667A/en not_active Expired
- 1973-12-17 YU YU3275/73A patent/YU34947B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
YU34947B (en) | 1980-04-30 |
GB1419667A (en) | 1975-12-31 |
DE2262948B2 (de) | 1978-01-26 |
IL43768A0 (en) | 1974-05-16 |
DE2262948C3 (de) | 1978-10-12 |
YU327573A (en) | 1979-10-31 |
CH563639A5 (US07902200-20110308-C00004.png) | 1975-06-30 |
DE2262948A1 (de) | 1974-06-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1005411A (en) | Compressor rotor assembly and seal | |
BR7306718D0 (pt) | Martelete de perfuracao aperfeicoado de acionamento eletrimartelete de perfuracao aperfeicoado de acionamento eletrico co | |
UA7053A1 (uk) | Підшипник котіння | |
IL43768A (en) | A sound generator | |
GB1449435A (en) | Dynamo-electric machine rotors | |
ES406782A1 (es) | Perfeccionamientos en dispositivos de conjuntos de cojine- tes. | |
GB1442837A (en) | Assembly latches for electrical connectors | |
GB1103398A (en) | Disc memory | |
SE7708904L (sv) | Massiv rotor for en asynkronmaskin | |
US4086509A (en) | Sandwiched slip ring assembly | |
GB1432875A (en) | Gas rotor assemblies | |
CA1003336A (en) | Rotary machine rotor side seal groove construction | |
GB1425976A (en) | Piston ring spacer expander | |
ES428821A1 (es) | Procedimiento para la preparacion de meta-diuretanos. | |
NL7406621A (nl) | Asafdichting tussen twee media. | |
GB1423551A (en) | Frame members and a frame assembled from such members | |
GB1239873A (en) | Shaft seal | |
SE333976B (US07902200-20110308-C00004.png) | ||
CN212136298U (zh) | 一种防尘开关 | |
GB952697A (en) | Improvements in or relating to pneumatic tape feeding apparatus | |
OA04482A (fr) | Perfectionnements aux générateurs électriques, en particulier aux piles sèches. | |
SU665358A1 (ru) | Узел токосъема электрических машин | |
SU568996A1 (ru) | Электрическа машина закрытого исполнени | |
GB720295A (en) | Improvements relating to the construction of dynamo electric machines | |
GB1284813A (en) | A parted piston ring and a latch |