DE2512268C3 - Elektromagnetischer Schallerzeuger - Google Patents

Elektromagnetischer Schallerzeuger

Info

Publication number
DE2512268C3
DE2512268C3 DE2512268A DE2512268A DE2512268C3 DE 2512268 C3 DE2512268 C3 DE 2512268C3 DE 2512268 A DE2512268 A DE 2512268A DE 2512268 A DE2512268 A DE 2512268A DE 2512268 C3 DE2512268 C3 DE 2512268C3
Authority
DE
Germany
Prior art keywords
membrane
sound generator
electromagnetic
armature
electromagnetic circuit
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
DE2512268A
Other languages
German (de)
English (en)
Other versions
DE2512268A1 (de
DE2512268B2 (de
Inventor
Hakon Taastrup Rosenkilde (Daenemark)
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 DE2512268A1 publication Critical patent/DE2512268A1/de
Publication of DE2512268B2 publication Critical patent/DE2512268B2/de
Application granted granted Critical
Publication of DE2512268C3 publication Critical patent/DE2512268C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
DE2512268A 1974-08-07 1975-03-20 Elektromagnetischer Schallerzeuger Expired DE2512268C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK418974AA DK135251B (da) 1974-08-07 1974-08-07 Elektromagnetisk lydgenerator.

Publications (3)

Publication Number Publication Date
DE2512268A1 DE2512268A1 (de) 1976-02-26
DE2512268B2 DE2512268B2 (de) 1978-06-01
DE2512268C3 true DE2512268C3 (de) 1979-02-01

Family

ID=8131117

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2512268A Expired DE2512268C3 (de) 1974-08-07 1975-03-20 Elektromagnetischer Schallerzeuger

Country Status (3)

Country Link
US (1) US4028503A (enExample)
DE (1) DE2512268C3 (enExample)
DK (1) DK135251B (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US540969A (en) * 1895-06-11 Telephone
FR680855A (fr) * 1929-08-27 1930-05-07 Cie De Construction D Accessoi Appareil producteur de sons actionné par électro-aimant
US3214753A (en) * 1962-05-22 1965-10-26 Automatic Power Inc Sound signal system

Also Published As

Publication number Publication date
DK135251C (enExample) 1977-09-05
DK418974A (enExample) 1976-02-08
US4028503A (en) 1977-06-07
DE2512268A1 (de) 1976-02-26
DE2512268B2 (de) 1978-06-01
DK135251B (da) 1977-03-21

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee