ES292736Y - Altavoz dinamico para alarmas perfeccionado - Google Patents

Altavoz dinamico para alarmas perfeccionado

Info

Publication number
ES292736Y
ES292736Y ES1986292736U ES292736U ES292736Y ES 292736 Y ES292736 Y ES 292736Y ES 1986292736 U ES1986292736 U ES 1986292736U ES 292736 U ES292736 U ES 292736U ES 292736 Y ES292736 Y ES 292736Y
Authority
ES
Spain
Prior art keywords
perfected
alarm speaker
dynamic alarm
dynamic
speaker
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.)
Expired
Application number
ES1986292736U
Other languages
English (en)
Other versions
ES292736U (es
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.)
Plastmetal SA
Original Assignee
Plastmetal SA
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 Plastmetal SA filed Critical Plastmetal SA
Priority to ES1986292736U priority Critical patent/ES292736Y/es
Publication of ES292736U publication Critical patent/ES292736U/es
Priority to GB08702673A priority patent/GB2187608A/en
Priority to FR878701955A priority patent/FR2595497B1/fr
Priority to PT84374A priority patent/PT84374B/pt
Application granted granted Critical
Publication of ES292736Y publication Critical patent/ES292736Y/es
Expired legal-status Critical Current

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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
ES1986292736U 1986-03-05 1986-03-05 Altavoz dinamico para alarmas perfeccionado Expired ES292736Y (es)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ES1986292736U ES292736Y (es) 1986-03-05 1986-03-05 Altavoz dinamico para alarmas perfeccionado
GB08702673A GB2187608A (en) 1986-03-05 1987-02-06 Loudspeaker for an alarm system
FR878701955A FR2595497B1 (fr) 1986-03-05 1987-02-16 Haut-parleur dynamique pour alarmes
PT84374A PT84374B (pt) 1986-03-05 1987-02-26 Altifalante dinamico para alarme

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1986292736U ES292736Y (es) 1986-03-05 1986-03-05 Altavoz dinamico para alarmas perfeccionado

Publications (2)

Publication Number Publication Date
ES292736U ES292736U (es) 1986-06-16
ES292736Y true ES292736Y (es) 1987-03-01

Family

ID=8440109

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1986292736U Expired ES292736Y (es) 1986-03-05 1986-03-05 Altavoz dinamico para alarmas perfeccionado

Country Status (4)

Country Link
ES (1) ES292736Y (es)
FR (1) FR2595497B1 (es)
GB (1) GB2187608A (es)
PT (1) PT84374B (es)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR724999A (fr) * 1931-01-12 1932-05-06 Aeg Perfectionnements aux appareils d'enregistrement ou de reproduction du son, entraînés de préférence de façon électrodynamique
GB384485A (en) * 1932-02-20 1932-12-08 Leonard Walter Murkham Improvements in or relating to sound reproducing devices of the electro-dynamic or mo
US2469773A (en) * 1934-06-04 1949-05-10 Jensen Mfg Company Loud-speaker diaphragm support member
GB465795A (en) * 1935-11-08 1937-05-10 Cinaudagraph Corp Improvements in electro-acoustical reproducers
GB494726A (en) * 1937-04-28 1938-10-28 British Thomson Houston Co Ltd Acoustic diaphragm
GB494729A (en) * 1937-04-29 1938-10-31 Ernest Frank Sewell Apparatus for simultaneous and independent front and rear wheel steering for vehicles
BE479149A (es) * 1943-01-07
JPS5634297A (en) * 1979-08-29 1981-04-06 Kenzo Inoue Speaker unit
EP0034503B1 (en) * 1980-02-21 1984-05-16 Wharfedale Limited Improvements in moving coil loudspeakers
US4336425A (en) * 1980-05-06 1982-06-22 Renkus-Heinz, Inc. High frequency compression driver and method of manufacture thereof
GB8603645D0 (en) * 1986-02-14 1986-03-19 Celestion Int Ltd Loudspeakers

Also Published As

Publication number Publication date
GB2187608A (en) 1987-09-09
PT84374A (fr) 1987-03-01
ES292736U (es) 1986-06-16
PT84374B (pt) 1989-10-04
FR2595497B1 (fr) 1992-09-04
GB8702673D0 (en) 1987-03-11
FR2595497A1 (fr) 1987-09-11

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Legal Events

Date Code Title Description
FD1K Utility model lapsed

Effective date: 19970519