AU5669473A - Horns horns - Google Patents

Horns horns

Info

Publication number
AU5669473A
AU5669473A AU56694/73A AU5669473A AU5669473A AU 5669473 A AU5669473 A AU 5669473A AU 56694/73 A AU56694/73 A AU 56694/73A AU 5669473 A AU5669473 A AU 5669473A AU 5669473 A AU5669473 A AU 5669473A
Authority
AU
Australia
Prior art keywords
horns
horns 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
AU56694/73A
Other languages
English (en)
Inventor
Ernest George Hibell
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.)
Lucas Electrical Co Ltd
Original Assignee
Lucas Electrical Co 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 Lucas Electrical Co Ltd filed Critical Lucas Electrical Co Ltd
Publication of AU5669473A publication Critical patent/AU5669473A/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
    • 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
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • G10K11/025—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Multiple-Way Valves (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
AU56694/73A 1972-06-10 1973-06-07 Horns horns Expired AU5669473A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2723072A GB1432363A (en) 1972-06-10 1972-06-10 Horns

Publications (1)

Publication Number Publication Date
AU5669473A true AU5669473A (en) 1974-12-12

Family

ID=10256237

Family Applications (1)

Application Number Title Priority Date Filing Date
AU56694/73A Expired AU5669473A (en) 1972-06-10 1973-06-07 Horns horns

Country Status (9)

Country Link
JP (1) JPS4951895A (es)
AU (1) AU5669473A (es)
BR (1) BR7304315D0 (es)
DE (1) DE2329849A1 (es)
ES (1) ES192261Y (es)
FR (1) FR2188901A5 (es)
GB (1) GB1432363A (es)
IT (1) IT986146B (es)
ZA (1) ZA733882B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5437496A (en) * 1977-08-27 1979-03-19 Lucas Industries Ltd Whistle flare
US4359961A (en) * 1979-10-22 1982-11-23 Seron Manufacturing Company Plastic whistle
US4664055A (en) * 1984-02-21 1987-05-12 Kobishi Electric Co., Ltd. Alarm horn
WO2015132855A1 (ja) * 2014-03-03 2015-09-11 Toa 株式会社 ホーンスピーカー及びホーンアレイスピーカー

Also Published As

Publication number Publication date
GB1432363A (en) 1976-04-14
ES192261Y (es) 1974-12-16
IT986146B (it) 1975-01-20
ZA733882B (en) 1974-05-29
BR7304315D0 (pt) 1974-07-25
FR2188901A5 (es) 1974-01-18
DE2329849A1 (de) 1973-12-20
JPS4951895A (es) 1974-05-20
ES192261U (es) 1974-08-16

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