GB168230A - Improvements in warning horns - Google Patents

Improvements in warning horns

Info

Publication number
GB168230A
GB168230A GB2266420A GB2266420A GB168230A GB 168230 A GB168230 A GB 168230A GB 2266420 A GB2266420 A GB 2266420A GB 2266420 A GB2266420 A GB 2266420A GB 168230 A GB168230 A GB 168230A
Authority
GB
United Kingdom
Prior art keywords
bell
parts
inner member
coaxial
passing
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
GB2266420A
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.)
RICHARD ERNEST VOISEY
Original Assignee
RICHARD ERNEST VOISEY
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 RICHARD ERNEST VOISEY filed Critical RICHARD ERNEST VOISEY
Priority to GB2266420A priority Critical patent/GB168230A/en
Publication of GB168230A publication Critical patent/GB168230A/en
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
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/22—Mountings; Casings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

Abstract

168,230. Voisey, R. E July 30, 1920. Sound - magnifying appliances.-A bulb horn having a bell 1 with an inner member passing through the bell wall has the inner member of tapering cross-section, the first part 3 being largely coaxial with the bell and passing through the inclined and inwardly facing open end 7. The two parts 3, 7 may be connected by a curved part 4. Accordto the Provisional Specification, the parts 3, 7 may be coaxial.
GB2266420A 1920-07-30 1920-07-30 Improvements in warning horns Expired GB168230A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2266420A GB168230A (en) 1920-07-30 1920-07-30 Improvements in warning horns

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2266420A GB168230A (en) 1920-07-30 1920-07-30 Improvements in warning horns

Publications (1)

Publication Number Publication Date
GB168230A true GB168230A (en) 1921-09-01

Family

ID=10183088

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2266420A Expired GB168230A (en) 1920-07-30 1920-07-30 Improvements in warning horns

Country Status (1)

Country Link
GB (1) GB168230A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1131123B (en) * 1961-07-24 1962-06-07 Westfaelische Metall Ind K G H Signal horn with auger for motor vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1131123B (en) * 1961-07-24 1962-06-07 Westfaelische Metall Ind K G H Signal horn with auger for motor vehicles

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