GB118075A - - Google Patents

Info

Publication number
GB118075A
GB118075A GB118075DA GB118075A GB 118075 A GB118075 A GB 118075A GB 118075D A GB118075D A GB 118075DA GB 118075 A GB118075 A GB 118075A
Authority
GB
United Kingdom
Prior art keywords
whistle
hudson
mouthpiece
speaking
tube
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
Other languages
English (en)
Publication date
Publication of GB118075A publication Critical patent/GB118075A/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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/22—Methods or devices for transmitting, conducting or directing sound for conducting sound through hollow pipes, e.g. speaking tubes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Beverage Vending Machines With Cups, And Gas Or Electricity Vending Machines (AREA)
  • Tubes (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
GB118075D Expired GB118075A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
GB118075A true GB118075A (enrdf_load_stackoverflow) 1900-01-01

Family

ID=1712382

Family Applications (1)

Application Number Title Priority Date Filing Date
GB118075D Expired GB118075A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
GB (1) GB118075A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2903805A1 (fr) * 2006-07-12 2008-01-18 Peugeot Citroen Automobiles Sa Typage acoustique par une methode passive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2903805A1 (fr) * 2006-07-12 2008-01-18 Peugeot Citroen Automobiles Sa Typage acoustique par une methode passive

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