AT349087B - Ueberlastschutz-schaltung fuer eine lautsprecheranordnung - Google Patents

Ueberlastschutz-schaltung fuer eine lautsprecheranordnung

Info

Publication number
AT349087B
AT349087B AT350877A AT350877A AT349087B AT 349087 B AT349087 B AT 349087B AT 350877 A AT350877 A AT 350877A AT 350877 A AT350877 A AT 350877A AT 349087 B AT349087 B AT 349087B
Authority
AT
Austria
Prior art keywords
protection circuit
overload protection
speaker arrangement
speaker
arrangement
Prior art date
Application number
AT350877A
Other languages
German (de)
English (en)
Other versions
ATA350877A (de
Original Assignee
Goebel Rudolf
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 Goebel Rudolf filed Critical Goebel Rudolf
Publication of ATA350877A publication Critical patent/ATA350877A/de
Application granted granted Critical
Publication of AT349087B publication Critical patent/AT349087B/de

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)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
AT350877A 1976-05-29 1977-05-16 Ueberlastschutz-schaltung fuer eine lautsprecheranordnung AT349087B (de)

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
ATA350877A ATA350877A (de) 1978-08-15
AT349087B true AT349087B (de) 1979-03-26

Family

ID=5979366

Family Applications (2)

Application Number Title Priority Date Filing Date
AT350877A AT349087B (de) 1976-05-29 1977-05-16 Ueberlastschutz-schaltung fuer eine lautsprecheranordnung
AT400477A AT350877B (de) 1976-05-29 1977-06-06 Vorrichtung zum woelben von kreisringsegment- foermigen blechzuschnitten zu konischen teilen

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT400477A AT350877B (de) 1976-05-29 1977-06-06 Vorrichtung zum woelben von kreisringsegment- foermigen blechzuschnitten zu konischen teilen

Country Status (8)

Country Link
JP (1) JPS52154622A (OSRAM)
AT (2) AT349087B (OSRAM)
CH (1) CH617806A5 (OSRAM)
DE (1) DE2624252B2 (OSRAM)
DK (1) DK144500C (OSRAM)
FR (1) FR2353194A1 (OSRAM)
GB (1) GB1586495A (OSRAM)
NL (1) NL7705969A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3644288A1 (de) * 1986-12-23 1988-07-07 Hans Deutsch Akustikforschung Ueberlastungsschutzschaltung

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
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 (OSRAM) * 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
DE3644288A1 (de) * 1986-12-23 1988-07-07 Hans Deutsch Akustikforschung Ueberlastungsschutzschaltung

Also Published As

Publication number Publication date
GB1586495A (en) 1981-03-18
DK144500C (da) 1982-08-30
AT350877B (de) 1978-08-15
DK144500B (da) 1982-03-15
ATA400477A (de) 1978-11-15
NL7705969A (nl) 1977-12-01
CH617806A5 (en) 1980-06-13
DE2624252A1 (de) 1977-12-01
JPS52154622A (en) 1977-12-22
DE2624252B2 (de) 1978-11-23
DK235977A (da) 1977-11-30
ATA350877A (de) 1978-08-15
FR2353194A1 (fr) 1977-12-23
FR2353194B1 (OSRAM) 1981-04-10
DE2624252C3 (OSRAM) 1984-05-17

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee