GB9907230D0 - Sounder device - Google Patents

Sounder device

Info

Publication number
GB9907230D0
GB9907230D0 GBGB9907230.8A GB9907230A GB9907230D0 GB 9907230 D0 GB9907230 D0 GB 9907230D0 GB 9907230 A GB9907230 A GB 9907230A GB 9907230 D0 GB9907230 D0 GB 9907230D0
Authority
GB
United Kingdom
Prior art keywords
sounder device
sounder
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.)
Withdrawn
Application number
GBGB9907230.8A
Other versions
GB2348534A (en
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.)
CRANFORD CONTROLS Ltd
Original Assignee
CRANFORD CONTROLS 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 CRANFORD CONTROLS Ltd filed Critical CRANFORD CONTROLS Ltd
Priority to GB9907230A priority Critical patent/GB2348534A/en
Publication of GB9907230D0 publication Critical patent/GB9907230D0/en
Publication of GB2348534A publication Critical patent/GB2348534A/en
Withdrawn legal-status Critical Current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
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Building Environments (AREA)
GB9907230A 1999-03-29 1999-03-29 Sounder device Withdrawn GB2348534A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9907230A GB2348534A (en) 1999-03-29 1999-03-29 Sounder device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9907230A GB2348534A (en) 1999-03-29 1999-03-29 Sounder device

Publications (2)

Publication Number Publication Date
GB9907230D0 true GB9907230D0 (en) 1999-05-26
GB2348534A GB2348534A (en) 2000-10-04

Family

ID=10850594

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9907230A Withdrawn GB2348534A (en) 1999-03-29 1999-03-29 Sounder device

Country Status (1)

Country Link
GB (1) GB2348534A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1402290A (en) * 1971-12-29 1975-08-06 Sumitomo Electric Industries Piezo-electric acoustic device
US4183017A (en) * 1978-07-13 1980-01-08 Marine Resources, Inc. Alarm buzzer apparatus
US4963855A (en) * 1990-02-21 1990-10-16 Kobishi Electric Co., Inc. Ltd. Warning sound generating device

Also Published As

Publication number Publication date
GB2348534A (en) 2000-10-04

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)