GB323860A - Improvements in gramophones and like sound reproducing apparatus - Google Patents

Improvements in gramophones and like sound reproducing apparatus

Info

Publication number
GB323860A
GB323860A GB3334628A GB3334628A GB323860A GB 323860 A GB323860 A GB 323860A GB 3334628 A GB3334628 A GB 3334628A GB 3334628 A GB3334628 A GB 3334628A GB 323860 A GB323860 A GB 323860A
Authority
GB
United Kingdom
Prior art keywords
flare
horn
gramophones
reproducing apparatus
sound reproducing
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
GB3334628A
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.)
DECCA GRAMOPHONE Co Ltd
SAMUEL JACK AVIDON
Original Assignee
DECCA GRAMOPHONE Co Ltd
SAMUEL JACK AVIDON
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 DECCA GRAMOPHONE Co Ltd, SAMUEL JACK AVIDON filed Critical DECCA GRAMOPHONE Co Ltd
Priority to GB3334628A priority Critical patent/GB323860A/en
Publication of GB323860A publication Critical patent/GB323860A/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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

Abstract

323,860. Decca Gramophone Co., Ltd., and Avidon, S. J. Nov. 14, 1928. Cases with internal horns; horns, mutiple arrangements of.-A. portable or other gramophone in which the horn opens into a deflector or flare 8 at the rear of the casing has the small end 4 of the horn connected to the tone-arm 2 within the flare, the horn extending towards the front of the casing where it divides into branches 7 which return with continuing divergence into the flare. In the form shown, the horn extends below the motor 6, but its convolutions may be confined to the space between the motor and flare.
GB3334628A 1928-11-14 1928-11-14 Improvements in gramophones and like sound reproducing apparatus Expired GB323860A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3334628A GB323860A (en) 1928-11-14 1928-11-14 Improvements in gramophones and like sound reproducing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3334628A GB323860A (en) 1928-11-14 1928-11-14 Improvements in gramophones and like sound reproducing apparatus

Publications (1)

Publication Number Publication Date
GB323860A true GB323860A (en) 1930-01-16

Family

ID=10351759

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3334628A Expired GB323860A (en) 1928-11-14 1928-11-14 Improvements in gramophones and like sound reproducing apparatus

Country Status (1)

Country Link
GB (1) GB323860A (en)

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