GB191500020A - Improvements in or relating to Whistles, and to the Manufacture of the same. - Google Patents

Improvements in or relating to Whistles, and to the Manufacture of the same.

Info

Publication number
GB191500020A
GB191500020A GB191500020DA GB191500020A GB 191500020 A GB191500020 A GB 191500020A GB 191500020D A GB191500020D A GB 191500020DA GB 191500020 A GB191500020 A GB 191500020A
Authority
GB
United Kingdom
Prior art keywords
cup
whistles
shaped member
slab
sound
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
Inventor
Alfred De Courcy
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
Publication of GB191500020A publication Critical patent/GB191500020A/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
    • G10K5/00—Whistles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Table Devices Or Equipment (AREA)
  • Toys (AREA)

Abstract

20. Courcy, A. de. Jan. 1. [Cognate Application, 21/15.] Whistles.-Relates to police, military, and like whistles of the kind comprising a tubular body having inserted therein a cup-shaped member adapted to function as a sound-slab or for producing a difference of pitch in the notes of a double-note whistle. Fig. 5 shows a double-note whistle provided with a perforated cup-shaped member e functioning as a sound-slab and holding one end of the division plate g, and another cup-shaped member l perforated at m, to produce the pitch difference, and holding the other end of the division plate. The mouthpiece c and rear closure member o are assembled round the projecting parts of the cup-shaped members.
GB191500020D 1915-01-01 1915-01-01 Improvements in or relating to Whistles, and to the Manufacture of the same. Expired GB191500020A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191500020T 1915-01-01

Publications (1)

Publication Number Publication Date
GB191500020A true GB191500020A (en) 1916-01-03

Family

ID=32374974

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191500020D Expired GB191500020A (en) 1915-01-01 1915-01-01 Improvements in or relating to Whistles, and to the Manufacture of the same.

Country Status (1)

Country Link
GB (1) GB191500020A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4821670A (en) * 1987-08-07 1989-04-18 Fortron Inc. Whistle
US5251569A (en) * 1991-11-04 1993-10-12 Seron Manufacturing Co. Multiple tone whistle
US5816186A (en) * 1996-07-31 1998-10-06 Fox 40 International Inc. Whistle
US6109202A (en) * 1998-01-14 2000-08-29 J. Hudson & Co. (Whistles) Ltd. Combination whistle
US6698377B1 (en) 1998-01-14 2004-03-02 J. Hudson & Co. (Whistles) Ltd. Whistle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4821670A (en) * 1987-08-07 1989-04-18 Fortron Inc. Whistle
US5251569A (en) * 1991-11-04 1993-10-12 Seron Manufacturing Co. Multiple tone whistle
US5816186A (en) * 1996-07-31 1998-10-06 Fox 40 International Inc. Whistle
US6109202A (en) * 1998-01-14 2000-08-29 J. Hudson & Co. (Whistles) Ltd. Combination whistle
US6698377B1 (en) 1998-01-14 2004-03-02 J. Hudson & Co. (Whistles) Ltd. Whistle

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