GB103018A - Improvements in Electric Diaphragm Horns for Automobiles and the like. - Google Patents

Improvements in Electric Diaphragm Horns for Automobiles and the like.

Info

Publication number
GB103018A
GB103018A GB197616A GB197616A GB103018A GB 103018 A GB103018 A GB 103018A GB 197616 A GB197616 A GB 197616A GB 197616 A GB197616 A GB 197616A GB 103018 A GB103018 A GB 103018A
Authority
GB
United Kingdom
Prior art keywords
automobiles
diaphragm
electric diaphragm
horns
diaphragm horns
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
GB197616A
Inventor
Arthur Wilfrid Hulbert
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
Priority to GB197616A priority Critical patent/GB103018A/en
Publication of GB103018A publication Critical patent/GB103018A/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
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

103,018. Hulbert, A. W. July 25, 1916. Diaphragm horns.-In an electromagneticallyactuated diaphragm horn, the electro-magnet M is carried by the screwed core E from an iron bracket G, whereby it can be adjusted in position relatively to the sounding-diaphragm D. The bracket G is secured to the back-plate Band carries the casing K.
GB197616A 1916-07-25 1916-07-25 Improvements in Electric Diaphragm Horns for Automobiles and the like. Expired GB103018A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB197616A GB103018A (en) 1916-07-25 1916-07-25 Improvements in Electric Diaphragm Horns for Automobiles and the like.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB197616A GB103018A (en) 1916-07-25 1916-07-25 Improvements in Electric Diaphragm Horns for Automobiles and the like.

Publications (1)

Publication Number Publication Date
GB103018A true GB103018A (en) 1917-01-11

Family

ID=32243535

Family Applications (1)

Application Number Title Priority Date Filing Date
GB197616A Expired GB103018A (en) 1916-07-25 1916-07-25 Improvements in Electric Diaphragm Horns for Automobiles and the like.

Country Status (1)

Country Link
GB (1) GB103018A (en)

Similar Documents

Publication Publication Date Title
GB103018A (en) Improvements in Electric Diaphragm Horns for Automobiles and the like.
GB116930A (en) Improvements in or relating to Diaphragm Horns.
GB191410473A (en) Improvements in or relating to Electric Diaphragm Alarms.
US1104610A (en) Receiver for telephones.
GB236403A (en) Apparatus for converting oscillating electric currents into sound and vice-varsa
GB191406083A (en) Improvements in Devices for Transmitting Sounds.
GB191221637A (en) Improvements in and relating to Mechanically Operated Diaphragm Horns.
US1549132A (en) Electric horn
GB234452A (en) Improvements in or relating to audible warning devices
US964169A (en) Current-interrupting device.
GB191204773A (en) Improvements in and relating to Telephones.
US789208A (en) Signal instrument for telephone-substations.
GB169862A (en) Improvements in or relating to horns for automobiles and the like
GB124814A (en) Improvements in or relating to Sound Detectors or Transmitters.
GB109889A (en) Improvements in Electrically Operated Bells.
GB190520496A (en) Improvements in or relating to Telephones and Telephone Systems.
GB156769A (en) Improvements in wireless phonographs or the like
GB111948A (en) Improvements in Electric Bells.
GB237544A (en) Improvements in or relating to sound boxes for electrical transmission for loud speakers, telephones and the like
GB191026687A (en) Improvements in or Addition to the Clappers of Church and like Bells.
GB191328059A (en) Improvements in Electric and Vibratory Horns or Alarms and Methods of Operating same.
GB194425A (en) Improvements in or relating to devices for producing sound warning signals
GB191129195A (en) Improvements in Telephonic Transmitters.
GB190904152A (en) An Apparatus for Locating Sounds in the Dark or in Foggy Weather.
CA171484A (en) Sound producing device