GB2302438A - Sounder - Google Patents

Sounder

Info

Publication number
GB2302438A
GB2302438A GB9623268A GB9623268A GB2302438A GB 2302438 A GB2302438 A GB 2302438A GB 9623268 A GB9623268 A GB 9623268A GB 9623268 A GB9623268 A GB 9623268A GB 2302438 A GB2302438 A GB 2302438A
Authority
GB
United Kingdom
Prior art keywords
sounder
generating element
sound generating
protective casing
acoustic housing
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.)
Granted
Application number
GB9623268A
Other versions
GB9623268D0 (en
GB2302438B (en
Inventor
Paul Martin Kenny
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.)
Pyronix Ltd
Original Assignee
Pyronix Ltd
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 Pyronix Ltd filed Critical Pyronix Ltd
Publication of GB9623268D0 publication Critical patent/GB9623268D0/en
Publication of GB2302438A publication Critical patent/GB2302438A/en
Application granted granted Critical
Publication of GB2302438B publication Critical patent/GB2302438B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)

Abstract

A sounder comprising a sound generating element and a protective casing, in which the acoustic housing of the sound generating element is provided by the protective casing.
GB9623268A 1994-05-07 1995-05-02 Sounder Expired - Lifetime GB2302438B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9409089A GB2289365A (en) 1994-05-07 1994-05-07 A sounder having a protective casing
PCT/EP1995/001674 WO1995030982A1 (en) 1994-05-07 1995-05-02 Sounder

Publications (3)

Publication Number Publication Date
GB9623268D0 GB9623268D0 (en) 1997-01-08
GB2302438A true GB2302438A (en) 1997-01-15
GB2302438B GB2302438B (en) 1998-08-19

Family

ID=10754722

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9409089A Withdrawn GB2289365A (en) 1994-05-07 1994-05-07 A sounder having a protective casing
GB9623268A Expired - Lifetime GB2302438B (en) 1994-05-07 1995-05-02 Sounder

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9409089A Withdrawn GB2289365A (en) 1994-05-07 1994-05-07 A sounder having a protective casing

Country Status (3)

Country Link
AU (1) AU2562095A (en)
GB (2) GB2289365A (en)
WO (1) WO1995030982A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2325331B (en) * 1997-05-12 2001-03-14 Hosiden Besson Ltd Alarm sounder
GB2338333B (en) 1998-06-09 2003-02-26 Aubrey Nunes Computer assisted learning system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2239185A7 (en) * 1973-07-26 1975-02-21 Plabett Di Granata Francesco
US4574272A (en) * 1982-10-13 1986-03-04 Northern Telecom Limited Tone ringer for telephone sets and other telecommunications apparatus
US4664055A (en) * 1984-02-21 1987-05-12 Kobishi Electric Co., Ltd. Alarm horn
GB8710079D0 (en) * 1987-04-29 1987-06-03 Cruickshank W Warning devices
US4908601A (en) * 1987-07-27 1990-03-13 Whelen Technologies, Inc. Loud speaker with horizontal radiation pattern
US4918738A (en) * 1988-12-05 1990-04-17 Federal Signal Corporation Structural assembly for housing an acoustical system
US4963855A (en) * 1990-02-21 1990-10-16 Kobishi Electric Co., Inc. Ltd. Warning sound generating device
KR0165544B1 (en) * 1990-03-05 1999-03-20 야마다 로꾸이찌 Electronic sound producing device
GB2253734B (en) * 1991-03-15 1994-07-27 Pedro Francisco Marrero Alarm system
IT228608Y1 (en) * 1992-02-28 1998-05-07 Meta System Spa ENVELOPE FOR ANTI-THEFT SIREN FOR VEHICLES

Also Published As

Publication number Publication date
GB9623268D0 (en) 1997-01-08
GB2289365A (en) 1995-11-15
GB9409089D0 (en) 1994-06-29
WO1995030982A1 (en) 1995-11-16
AU2562095A (en) 1995-11-29
GB2302438B (en) 1998-08-19

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20150501