FR2353194A1 - Circuit de protection contre les surcharges pour ensemble de haut-parleurs - Google Patents

Circuit de protection contre les surcharges pour ensemble de haut-parleurs

Info

Publication number
FR2353194A1
FR2353194A1 FR7716405A FR7716405A FR2353194A1 FR 2353194 A1 FR2353194 A1 FR 2353194A1 FR 7716405 A FR7716405 A FR 7716405A FR 7716405 A FR7716405 A FR 7716405A FR 2353194 A1 FR2353194 A1 FR 2353194A1
Authority
FR
France
Prior art keywords
protection circuit
overload protection
speaker assembly
speaker
assembly
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.)
Granted
Application number
FR7716405A
Other languages
English (en)
French (fr)
Other versions
FR2353194B1 (enExample
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of FR2353194A1 publication Critical patent/FR2353194A1/fr
Application granted granted Critical
Publication of FR2353194B1 publication Critical patent/FR2353194B1/fr
Granted legal-status Critical Current

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)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
FR7716405A 1976-05-29 1977-05-27 Circuit de protection contre les surcharges pour ensemble de haut-parleurs Granted FR2353194A1 (fr)

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 true FR2353194A1 (fr) 1977-12-23
FR2353194B1 FR2353194B1 (enExample) 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 (enExample)
AT (2) AT349087B (enExample)
CH (1) CH617806A5 (enExample)
DE (1) DE2624252B2 (enExample)
DK (1) DK144500C (enExample)
FR (1) FR2353194A1 (enExample)
GB (1) GB1586495A (enExample)
NL (1) NL7705969A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2429536A1 (fr) * 1978-06-21 1980-01-18 Cabre Sas Di Ferro A & C Unite electronique de protection pour enceintes acoustiques d'installations de reproduction sonore

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2003085824A2 (en) * 2002-04-08 2003-10-16 Nedzad Niksic Sound level limiter for electro-acoustic devices

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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 (enExample) * 1972-04-07 1974-04-11
DE2448506A1 (de) * 1974-10-11 1976-04-22 Backes & Mueller Schaltungsanordnung zum schutz dynamischer lautsprecher vor ueberlastung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2429536A1 (fr) * 1978-06-21 1980-01-18 Cabre Sas Di Ferro A & C Unite electronique de protection pour enceintes acoustiques d'installations de reproduction sonore

Also Published As

Publication number Publication date
FR2353194B1 (enExample) 1981-04-10
DK144500C (da) 1982-08-30
CH617806A5 (en) 1980-06-13
JPS52154622A (en) 1977-12-22
AT349087B (de) 1979-03-26
DE2624252A1 (de) 1977-12-01
NL7705969A (nl) 1977-12-01
GB1586495A (en) 1981-03-18
ATA400477A (de) 1978-11-15
DK144500B (da) 1982-03-15
AT350877B (de) 1978-08-15
DE2624252B2 (de) 1978-11-23
ATA350877A (de) 1978-08-15
DK235977A (da) 1977-11-30
DE2624252C3 (enExample) 1984-05-17

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Legal Events

Date Code Title Description
ST Notification of lapse