FR2353194B1 - - Google Patents
Info
- Publication number
- FR2353194B1 FR2353194B1 FR7716405A FR7716405A FR2353194B1 FR 2353194 B1 FR2353194 B1 FR 2353194B1 FR 7716405 A FR7716405 A FR 7716405A FR 7716405 A FR7716405 A FR 7716405A FR 2353194 B1 FR2353194 B1 FR 2353194B1
- Authority
- FR
- France
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762624252 DE2624252B2 (de) | 1976-05-29 | 1976-05-29 | Überlastschutz-Schaltung für eine Lautsprecheranordnung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2353194A1 FR2353194A1 (fr) | 1977-12-23 |
FR2353194B1 true FR2353194B1 (id) | 1981-04-10 |
Family
ID=5979366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7716405A Granted FR2353194A1 (fr) | 1976-05-29 | 1977-05-27 | Circuit de protection contre les surcharges pour ensemble de haut-parleurs |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS52154622A (id) |
AT (2) | AT349087B (id) |
CH (1) | CH617806A5 (id) |
DE (1) | DE2624252B2 (id) |
DK (1) | DK144500C (id) |
FR (1) | FR2353194A1 (id) |
GB (1) | GB1586495A (id) |
NL (1) | NL7705969A (id) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1203188B (it) * | 1978-06-21 | 1989-02-15 | Cabre S A S Di Ferro A E C | Unita elettronica di protezione per diffusori acustici di impianti di riproduzione sonora |
US4296278A (en) * | 1979-01-05 | 1981-10-20 | Altec Corporation | Loudspeaker overload protection circuit |
DE2933010C2 (de) * | 1979-08-16 | 1983-03-31 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Überlastschutz- und Überlastanzeige -Schaltung für eine Lautsprecheranordnung |
US4481553A (en) * | 1982-04-05 | 1984-11-06 | General Electric Company | Protection circuit |
DE3644288A1 (de) * | 1986-12-23 | 1988-07-07 | Hans Deutsch Akustikforschung | Ueberlastungsschutzschaltung |
US6308549B1 (en) * | 1998-11-26 | 2001-10-30 | Denso Corporation | Apparatus and method for forming spirally wound stator core or rotary electric machine |
AU2003218531A1 (en) * | 2002-04-08 | 2003-10-20 | Nedzad Niksic | Sound level limiter for electro-acoustic devices |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1299328B (de) * | 1966-08-02 | 1969-07-17 | Deutsche Post Rundfunk | Verfahren und Anordnung zum Schutz vor UEberlastung von elektrisch angetriebenen mechanischen Schwingungssystemen, vorzugsweise Lautsprechern bzw. Lautsprecheranordnungen |
HU164736B (id) * | 1972-04-07 | 1974-04-11 | ||
DE2448506A1 (de) * | 1974-10-11 | 1976-04-22 | Backes & Mueller | Schaltungsanordnung zum schutz dynamischer lautsprecher vor ueberlastung |
-
1976
- 1976-05-29 DE DE19762624252 patent/DE2624252B2/de active Granted
-
1977
- 1977-05-16 AT AT350877A patent/AT349087B/de not_active IP Right Cessation
- 1977-05-27 FR FR7716405A patent/FR2353194A1/fr active Granted
- 1977-05-27 DK DK235977A patent/DK144500C/da active
- 1977-05-27 CH CH660177A patent/CH617806A5/de not_active IP Right Cessation
- 1977-05-27 GB GB2242777A patent/GB1586495A/en not_active Expired
- 1977-05-30 JP JP6314177A patent/JPS52154622A/ja active Pending
- 1977-05-31 NL NL7705969A patent/NL7705969A/xx not_active Application Discontinuation
- 1977-06-06 AT AT400477A patent/AT350877B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK235977A (da) | 1977-11-30 |
AT349087B (de) | 1979-03-26 |
FR2353194A1 (fr) | 1977-12-23 |
NL7705969A (nl) | 1977-12-01 |
DE2624252A1 (de) | 1977-12-01 |
CH617806A5 (en) | 1980-06-13 |
ATA350877A (de) | 1978-08-15 |
DE2624252C3 (id) | 1984-05-17 |
DK144500C (da) | 1982-08-30 |
DE2624252B2 (de) | 1978-11-23 |
ATA400477A (de) | 1978-11-15 |
GB1586495A (en) | 1981-03-18 |
AT350877B (de) | 1978-08-15 |
DK144500B (da) | 1982-03-15 |
JPS52154622A (en) | 1977-12-22 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |