GB225340A - Trumpet for sound reproducing apparatus, talking machines and the like - Google Patents

Trumpet for sound reproducing apparatus, talking machines and the like

Info

Publication number
GB225340A
GB225340A GB2684123A GB2684123A GB225340A GB 225340 A GB225340 A GB 225340A GB 2684123 A GB2684123 A GB 2684123A GB 2684123 A GB2684123 A GB 2684123A GB 225340 A GB225340 A GB 225340A
Authority
GB
United Kingdom
Prior art keywords
reproducing apparatus
sound reproducing
throat
trumpet
talking machines
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
GB2684123A
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.)
AXEL HANS HOLGER CORELL
Original Assignee
AXEL HANS HOLGER CORELL
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 AXEL HANS HOLGER CORELL filed Critical AXEL HANS HOLGER CORELL
Priority to GB2684123A priority Critical patent/GB225340A/en
Publication of GB225340A publication Critical patent/GB225340A/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

225,340. Corell, A. H. H. Oct. 26, 1923. Cases with internal horns.-A sound reproducing apparatus a is built into a cabinet b and has its tone arm c connected to a horn comprising a long pipe d, a short throat g and a wide mouth h, each built up of flat plates. The bottom plate f of the throat is slightly shorter than the top plate e and the side walls of the throat are formed partly by the upwardly extended side plates of the pipe d and partly by extensions of the side plates of the mouth h.
GB2684123A 1923-10-26 1923-10-26 Trumpet for sound reproducing apparatus, talking machines and the like Expired GB225340A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2684123A GB225340A (en) 1923-10-26 1923-10-26 Trumpet for sound reproducing apparatus, talking machines and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2684123A GB225340A (en) 1923-10-26 1923-10-26 Trumpet for sound reproducing apparatus, talking machines and the like

Publications (1)

Publication Number Publication Date
GB225340A true GB225340A (en) 1924-12-04

Family

ID=10250102

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2684123A Expired GB225340A (en) 1923-10-26 1923-10-26 Trumpet for sound reproducing apparatus, talking machines and the like

Country Status (1)

Country Link
GB (1) GB225340A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2819772A (en) * 1954-12-14 1958-01-14 Lab Of Electronic Engineering Wide range loudspeaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2819772A (en) * 1954-12-14 1958-01-14 Lab Of Electronic Engineering Wide range loudspeaker

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