SE382545B - OVERLOAD PROTECTION COUPLING FOR SPEAKERS. - Google Patents
OVERLOAD PROTECTION COUPLING FOR SPEAKERS.Info
- Publication number
- SE382545B SE382545B SE1317772A SE1317772A SE382545B SE 382545 B SE382545 B SE 382545B SE 1317772 A SE1317772 A SE 1317772A SE 1317772 A SE1317772 A SE 1317772A SE 382545 B SE382545 B SE 382545B
- Authority
- SE
- Sweden
- Prior art keywords
- speakers
- overload protection
- protection coupling
- coupling
- overload
- 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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/007—Protection circuits for transducers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
- H02H3/085—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current making use of a thermal sensor, e.g. thermistor, heated by the excess current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
- H02H5/041—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature additionally responsive to excess current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H6/00—Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Emergency Protection Circuit Devices (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HUEE002018 HU164736B (en) | 1972-04-07 | 1972-04-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE382545B true SE382545B (en) | 1976-02-02 |
Family
ID=10995436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE1317772A SE382545B (en) | 1972-04-07 | 1972-10-12 | OVERLOAD PROTECTION COUPLING FOR SPEAKERS. |
Country Status (12)
Country | Link |
---|---|
AT (1) | AT320767B (en) |
BG (1) | BG26825A3 (en) |
CA (1) | CA970697A (en) |
CS (1) | CS171737B2 (en) |
DD (1) | DD98184A5 (en) |
DE (1) | DE2241266C3 (en) |
FR (1) | FR2178849B1 (en) |
GB (1) | GB1407824A (en) |
HU (1) | HU164736B (en) |
PL (1) | PL79698B1 (en) |
SE (1) | SE382545B (en) |
SU (1) | SU513653A3 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2624252B2 (en) * | 1976-05-29 | 1978-11-23 | Rudolf A. 6382 Friedrichsdorf Goebel | Overload protection circuit for a loudspeaker arrangement |
WO1980002477A1 (en) * | 1979-05-08 | 1980-11-13 | Fortieth Benelux Nominees Pty | Protection device or circuit for loudspeakers |
DE3644288A1 (en) * | 1986-12-23 | 1988-07-07 | Hans Deutsch Akustikforschung | Overload protection circuit |
-
1972
- 1972-04-07 HU HUEE002018 patent/HU164736B/hu not_active IP Right Cessation
- 1972-08-22 DE DE19722241266 patent/DE2241266C3/en not_active Expired
- 1972-08-22 GB GB3913672A patent/GB1407824A/en not_active Expired
- 1972-08-22 AT AT722972A patent/AT320767B/en not_active IP Right Cessation
- 1972-08-23 CA CA150,288A patent/CA970697A/en not_active Expired
- 1972-08-25 DD DD16525772A patent/DD98184A5/xx unknown
- 1972-10-12 SE SE1317772A patent/SE382545B/en unknown
- 1972-10-16 CS CS694272A patent/CS171737B2/cs unknown
- 1972-10-18 BG BG021655A patent/BG26825A3/en unknown
- 1972-11-20 FR FR7241211A patent/FR2178849B1/fr not_active Expired
- 1972-11-22 PL PL15899072A patent/PL79698B1/en unknown
-
1973
- 1973-01-29 SU SU1878741A patent/SU513653A3/en active
Also Published As
Publication number | Publication date |
---|---|
FR2178849B1 (en) | 1980-04-18 |
CS171737B2 (en) | 1976-10-29 |
PL79698B1 (en) | 1975-06-30 |
CA970697A (en) | 1975-07-08 |
BG26825A3 (en) | 1979-06-12 |
GB1407824A (en) | 1975-09-24 |
HU164736B (en) | 1974-04-11 |
DE2241266A1 (en) | 1973-10-18 |
SU513653A3 (en) | 1976-05-05 |
FR2178849A1 (en) | 1973-11-16 |
DE2241266C3 (en) | 1980-02-14 |
AT320767B (en) | 1975-02-25 |
DD98184A5 (en) | 1973-06-05 |
DE2241266B2 (en) | 1979-06-21 |
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