GB201351A - Improvements in talking machines - Google Patents

Improvements in talking machines

Info

Publication number
GB201351A
GB201351A GB1692022A GB1692022A GB201351A GB 201351 A GB201351 A GB 201351A GB 1692022 A GB1692022 A GB 1692022A GB 1692022 A GB1692022 A GB 1692022A GB 201351 A GB201351 A GB 201351A
Authority
GB
United Kingdom
Prior art keywords
screws
casing
leaf spring
platform
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
GB1692022A
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 GB1692022A priority Critical patent/GB201351A/en
Publication of GB201351A publication Critical patent/GB201351A/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

  • Headphones And Earphones (AREA)

Abstract

201,351. Booty, S. B. June 19, 1922. Tool arms and mountings. - The needle-holder and stylus bar of a sound-box are carried by a vibrating platform 18 which is held against cone points 17, set far apart on the casing, by a transverse leaf spring 26 at one end and a helical spring 19 at the other. The leaf spring 26 is fixed at its middle to the platform and at its ends is secured to lugs on the casing by adjusting-screws 29, cork washers being placed under the heads of the screws. The diaphragm 13 is of soft mica.
GB1692022A 1922-06-19 1922-06-19 Improvements in talking machines Expired GB201351A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1692022A GB201351A (en) 1922-06-19 1922-06-19 Improvements in talking machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1692022A GB201351A (en) 1922-06-19 1922-06-19 Improvements in talking machines

Publications (1)

Publication Number Publication Date
GB201351A true GB201351A (en) 1923-08-02

Family

ID=10086049

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1692022A Expired GB201351A (en) 1922-06-19 1922-06-19 Improvements in talking machines

Country Status (1)

Country Link
GB (1) GB201351A (en)

Similar Documents

Publication Publication Date Title
GB201351A (en) Improvements in talking machines
US2133333A (en) Sound recording and reproducing mechanism
GB166299A (en) Improvements in collapsible cores for use in moulding concrete and like materials
GB332909A (en) Improvements in sound recording apparatus
GB217371A (en) Improvements in and connected with the sound-boxes of talking machines
GB320973A (en) Improvements in gramophones or disc talking machines
GB203910A (en) Improvements in or relating to a stylus mounting for sound boxes of talking machines
GB286820A (en) Improvements in sound boxes for sound reproducing machines
GB319290A (en) Improvements in and relating to sound boxes for talking machines & like apparatus
GB209847A (en) An improved gramophone reproducer
CA223764A (en) Phonograph record holder
GB328221A (en) Improvements relating to gramophone stylus arms
GB232064A (en) Improvements in or relating to recording apparatus for producing music records for use in player pianos
GB320747A (en) Improvements relating to gramophone tone arms
GB806012A (en) Device for cleaning record discs
GB300490A (en) Improvements in apparatus for use in the electric reproduction of sound from disc orequivalent sound records
Bertrand Dernier sommeil, pour chant et piano
GB193026A (en) Improvements in sound boxes for talking machines and the like
CA226179A (en) Talking machine record
CA225167A (en) Talking machine record
GB313778A (en) Improvements in or relating to sound reproducing apparatus
GB191329A (en) Phonographic reproducer
GB323779A (en) Improvements in talking machines
ES232576A3 (en) Improvements in drainers-flat vibrating classifiers (Machine-translation by Google Translate, not legally binding)
GB212137A (en) Improvements in or relating to talking machines and the like