NO922308L - HOEYTTALERE - Google Patents
HOEYTTALEREInfo
- Publication number
- NO922308L NO922308L NO92922308A NO922308A NO922308L NO 922308 L NO922308 L NO 922308L NO 92922308 A NO92922308 A NO 92922308A NO 922308 A NO922308 A NO 922308A NO 922308 L NO922308 L NO 922308L
- Authority
- NO
- Norway
- Prior art keywords
- loudspeaker
- explosion
- main housing
- proof body
- hoeyttalere
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Surgical Instruments (AREA)
- Liquid Crystal (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Selective Calling Equipment (AREA)
- Alarm Systems (AREA)
- Fire Alarms (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Steroid Compounds (AREA)
- Circuit For Audible Band Transducer (AREA)
- Transmitters (AREA)
Abstract
A remote controlled loudspeaker comprises a main housing, an explosion-proof body provided within the main housing and means for controlling the loudspeaker, the control means are located within the explosion-proof body such that in the event of an emergency the loudspeaker may continue to be operated from a remote location. <IMAGE>
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929202865A GB9202865D0 (en) | 1992-02-12 | 1992-02-12 | Loudspeakers |
Publications (2)
Publication Number | Publication Date |
---|---|
NO922308D0 NO922308D0 (en) | 1992-06-12 |
NO922308L true NO922308L (en) | 1993-08-13 |
Family
ID=10710183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO92922308A NO922308L (en) | 1992-02-12 | 1992-06-12 | HOEYTTALERE |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0555951B1 (en) |
AT (1) | ATE143759T1 (en) |
DE (1) | DE69305097T2 (en) |
DK (1) | DK0555951T3 (en) |
ES (1) | ES2092754T3 (en) |
GB (1) | GB9202865D0 (en) |
NO (1) | NO922308L (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9615455D0 (en) * | 1996-07-23 | 1996-09-04 | Manufacturing Electrical Desig | Loud speaker |
US7938223B2 (en) * | 2008-05-21 | 2011-05-10 | Cooper Technologies Company | Sintered elements and associated systems |
GB2461867B (en) * | 2008-07-11 | 2010-09-22 | Cooper Medc Ltd | Speaker assembly |
GB201619517D0 (en) * | 2016-11-18 | 2017-01-04 | Cooper Technologies Co | Electroacoustic driver housing element |
CN116233702A (en) * | 2023-01-31 | 2023-06-06 | 广州市声讯电子科技股份有限公司 | Explosion-proof sound amplifier |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8426964D0 (en) * | 1984-10-25 | 1984-11-28 | Sieger Ltd | Adjusting circuit parameter |
GB2199466A (en) * | 1986-11-08 | 1988-07-06 | G L Communications Limited | Monitoring loudspeakers |
DE3823824C1 (en) * | 1988-07-14 | 1989-10-19 | Blaupunkt-Werke Gmbh, 3200 Hildesheim, De |
-
1992
- 1992-02-12 GB GB929202865A patent/GB9202865D0/en active Pending
- 1992-06-12 NO NO92922308A patent/NO922308L/en unknown
-
1993
- 1993-01-04 EP EP93300019A patent/EP0555951B1/en not_active Expired - Lifetime
- 1993-01-04 DK DK93300019.2T patent/DK0555951T3/en active
- 1993-01-04 ES ES93300019T patent/ES2092754T3/en not_active Expired - Lifetime
- 1993-01-04 DE DE69305097T patent/DE69305097T2/en not_active Expired - Fee Related
- 1993-01-04 AT AT93300019T patent/ATE143759T1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO922308D0 (en) | 1992-06-12 |
ES2092754T3 (en) | 1996-12-01 |
EP0555951B1 (en) | 1996-10-02 |
EP0555951A1 (en) | 1993-08-18 |
DE69305097T2 (en) | 1997-06-12 |
DE69305097D1 (en) | 1996-11-07 |
ATE143759T1 (en) | 1996-10-15 |
GB9202865D0 (en) | 1992-03-25 |
DK0555951T3 (en) | 1996-11-18 |
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