GB244567A - Improvements in apparatus for producing auditory illusions - Google Patents

Improvements in apparatus for producing auditory illusions

Info

Publication number
GB244567A
GB244567A GB2685624A GB2685624A GB244567A GB 244567 A GB244567 A GB 244567A GB 2685624 A GB2685624 A GB 2685624A GB 2685624 A GB2685624 A GB 2685624A GB 244567 A GB244567 A GB 244567A
Authority
GB
United Kingdom
Prior art keywords
hub
producing auditory
illusions
auditory illusions
producing
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
GB2685624A
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
Priority to GB2685624A priority Critical patent/GB244567A/en
Publication of GB244567A publication Critical patent/GB244567A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H5/00—Musical or noise- producing devices for additional toy effects other than acoustical

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Duct Arrangements (AREA)

Abstract

244,567. Cashmore, A. Nov. 11, 1924. Sirens.-Perforated strips 36, preferably arranged in pairs joined at their outer ends, are mounted on a hub 14 driven through chain-andsprocket gearing in a casing 26 from a handle 22. Additional arms 40 with pieces of elastic 41 may also be attached to the hub. A wire guard 45 surrounds the rotating strips.
GB2685624A 1924-11-11 1924-11-11 Improvements in apparatus for producing auditory illusions Expired GB244567A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2685624A GB244567A (en) 1924-11-11 1924-11-11 Improvements in apparatus for producing auditory illusions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2685624A GB244567A (en) 1924-11-11 1924-11-11 Improvements in apparatus for producing auditory illusions

Publications (1)

Publication Number Publication Date
GB244567A true GB244567A (en) 1925-12-24

Family

ID=10250320

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2685624A Expired GB244567A (en) 1924-11-11 1924-11-11 Improvements in apparatus for producing auditory illusions

Country Status (1)

Country Link
GB (1) GB244567A (en)

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