FR428051A - Sirène pour automobiles ou autres applications - Google Patents

Sirène pour automobiles ou autres applications

Info

Publication number
FR428051A
FR428051A FR428051DA FR428051A FR 428051 A FR428051 A FR 428051A FR 428051D A FR428051D A FR 428051DA FR 428051 A FR428051 A FR 428051A
Authority
FR
France
Prior art keywords
siren
automobiles
applications
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
Other languages
English (en)
Inventor
William Edwin Russell
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
Application granted granted Critical
Publication of FR428051A publication Critical patent/FR428051A/fr
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
    • G10K7/00—Sirens
    • G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
    • G10K7/04—Sirens in which the sound-producing member is rotated manually or by a motor by an electric motor
    • 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
    • G10K9/10—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR428051D 1911-04-03 1911-04-03 Sirène pour automobiles ou autres applications Expired FR428051A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR428051T 1911-04-03

Publications (1)

Publication Number Publication Date
FR428051A true FR428051A (fr) 1911-08-22

Family

ID=1470476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR428051D Expired FR428051A (fr) 1911-04-03 1911-04-03 Sirène pour automobiles ou autres applications

Country Status (1)

Country Link
FR (1) FR428051A (fr)

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