GB186673A - Improvements in or relating to diaphragms for sound-recording and sound-reproducing instruments - Google Patents

Improvements in or relating to diaphragms for sound-recording and sound-reproducing instruments

Info

Publication number
GB186673A
GB186673A GB1752421A GB1752421A GB186673A GB 186673 A GB186673 A GB 186673A GB 1752421 A GB1752421 A GB 1752421A GB 1752421 A GB1752421 A GB 1752421A GB 186673 A GB186673 A GB 186673A
Authority
GB
United Kingdom
Prior art keywords
sound
diaphragms
relating
recording
reproducing instruments
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
GB1752421A
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.)
CLIFTOPHONE Ltd
Original Assignee
CLIFTOPHONE Ltd
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 CLIFTOPHONE Ltd filed Critical CLIFTOPHONE Ltd
Priority to GB1752421A priority Critical patent/GB186673A/en
Publication of GB186673A publication Critical patent/GB186673A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank

Landscapes

  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

186,673. Clifton, W. E., and Cliftophone, Ltd. June 27, 1921. Drawings to Specification. Diaphragms, construction of.- Relates to the attachment of the stylus bar to a diaphragm of a gramophone, and this is described as applied in several ways to the built up diaphragm described in Specification 186,672. Specifications 167,811 and 182,142 also are referred to.
GB1752421A 1921-06-27 1921-06-27 Improvements in or relating to diaphragms for sound-recording and sound-reproducing instruments Expired GB186673A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1752421A GB186673A (en) 1921-06-27 1921-06-27 Improvements in or relating to diaphragms for sound-recording and sound-reproducing instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1752421A GB186673A (en) 1921-06-27 1921-06-27 Improvements in or relating to diaphragms for sound-recording and sound-reproducing instruments

Publications (1)

Publication Number Publication Date
GB186673A true GB186673A (en) 1922-09-27

Family

ID=10096681

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1752421A Expired GB186673A (en) 1921-06-27 1921-06-27 Improvements in or relating to diaphragms for sound-recording and sound-reproducing instruments

Country Status (1)

Country Link
GB (1) GB186673A (en)

Similar Documents

Publication Publication Date Title
GB186673A (en) Improvements in or relating to diaphragms for sound-recording and sound-reproducing instruments
AU562822A (en) Improvements in or relating to diaphragms for sound recording and sound reproducing instruments
AU562922A (en) Improvements in or relating to diaphragms for sound recording and sound reproducing instruments
GB368344A (en) Improvements relating to conical diaphragms for sound reproducing and recording apparatus
CA227106A (en) Diaphragm for sound recording instruments
GB183029A (en) Improvements in or relating to gramophone soundboxes
GB155966A (en) An improved sound-box or reproducer for gramophones, phonographs or like instruments
CA220440A (en) Sound recording and reproducing instrument
GB245547A (en) Improvements in or relating to gramophones
FR546493A (en) Advanced diaphragms for recording instruments and sound reproducers
CA230249A (en) Phonograph diaphragm
AU313621A (en) Improvements in or applicable tothe recorders and reproducers of sound-reproducing instruments
CA208229A (en) Sound reproducer
CA208230A (en) Sound reproducer
FR828608A (en) Sound recording medium
CA209210A (en) Sound amplifier
AU313521A (en) Improvements in or relating to sound-recording and reproducing instruments
GB279596A (en) Improvements in sound boxes of sound reproducing machines
CA208059A (en) Sound recording and reproducing machines
CA367130A (en) Sound reproducing diaphragm
GB278456A (en) Improvements relating to the diaphragms of gramophone sound boxes and the like
AU1513023A (en) Improvements inthe manufacture of disc records for sound reproducing' machines
AU1167323A (en) An improved resilient composition for mounting tympans or diaphragms for sound reproduction
CA218471A (en) Sound reproducer
GB179417A (en) Improvements in and relating to sound reproducing instruments such as gramophones and the like