GB557380A - Improvements in or relating to the reproduction of sound and light - Google Patents

Improvements in or relating to the reproduction of sound and light

Info

Publication number
GB557380A
GB557380A GB1560741A GB1560741A GB557380A GB 557380 A GB557380 A GB 557380A GB 1560741 A GB1560741 A GB 1560741A GB 1560741 A GB1560741 A GB 1560741A GB 557380 A GB557380 A GB 557380A
Authority
GB
United Kingdom
Prior art keywords
track
sound
light
serves
reproduction
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
GB1560741A
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 GB1560741A priority Critical patent/GB557380A/en
Publication of GB557380A publication Critical patent/GB557380A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means

Abstract

557,380. Sound and light records. CORTELLA, A. Dec. 3, 1941, No. 15607. [Class 40 (ii)] [Also in Group XL] Relates to combined records of sound and light in which one track 11 is formed in the surface of a record base 10 and the second track 14 is formed along the bottom of the first track, a large stylus 18 being used for the first track and a smaller stylus 16 for the second track According to the invention, enlarged portions, 21, 20 are provided at the beginning of the tracks to determine the starting positions of the two styli to ensure correct synchronization between sound and light. As shown, the first or large surface track 11 is hill and dale and serves for light, and the second or small bottom track 14 is laterally waved and serves for sound.
GB1560741A 1941-12-03 1941-12-03 Improvements in or relating to the reproduction of sound and light Expired GB557380A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1560741A GB557380A (en) 1941-12-03 1941-12-03 Improvements in or relating to the reproduction of sound and light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1560741A GB557380A (en) 1941-12-03 1941-12-03 Improvements in or relating to the reproduction of sound and light

Publications (1)

Publication Number Publication Date
GB557380A true GB557380A (en) 1943-11-18

Family

ID=10062179

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1560741A Expired GB557380A (en) 1941-12-03 1941-12-03 Improvements in or relating to the reproduction of sound and light

Country Status (1)

Country Link
GB (1) GB557380A (en)

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