GB1347218A - Apparatus for simultaneous reproduction of sound and pictures - Google Patents

Apparatus for simultaneous reproduction of sound and pictures

Info

Publication number
GB1347218A
GB1347218A GB1043872A GB1043872A GB1347218A GB 1347218 A GB1347218 A GB 1347218A GB 1043872 A GB1043872 A GB 1043872A GB 1043872 A GB1043872 A GB 1043872A GB 1347218 A GB1347218 A GB 1347218A
Authority
GB
United Kingdom
Prior art keywords
projectors
sound
tracks
march
pictures
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
GB1043872A
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.)
Wang H T
Original Assignee
Wang H T
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 Wang H T filed Critical Wang H T
Publication of GB1347218A publication Critical patent/GB1347218A/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
    • G03B31/06—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is associated with successively-shown still pictures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Television Signal Processing For Recording (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Overhead Projectors And Projection Screens (AREA)

Abstract

1347218 Audio-visual apparatus H T WANG 6 March 1972 [19 March 1971] 10438/72 Heading G5R A housing 1 contains two (or three, Fig. 8, not shown) automatic daylight projectors, arranged to back-project different pictures simultaneously on to adjacent screens 2, 3, and a single tape player arranged to play back a plurality of parallel tracks comprising sound tracks and control tracks for picture-changing in the projectors. Either or both projectors may take slide magazines or film strips in cassettes. A tape cassette 5 and two film cassettes (10, 11) maybe carried by a single audiovisual cassette (13), Figs. 4, 5, 6 (not shown).
GB1043872A 1971-03-19 1972-03-06 Apparatus for simultaneous reproduction of sound and pictures Expired GB1347218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK133771 1971-03-19

Publications (1)

Publication Number Publication Date
GB1347218A true GB1347218A (en) 1974-02-27

Family

ID=8103734

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1043872A Expired GB1347218A (en) 1971-03-19 1972-03-06 Apparatus for simultaneous reproduction of sound and pictures

Country Status (4)

Country Link
DE (1) DE2211043A1 (en)
FR (1) FR2129723A7 (en)
GB (1) GB1347218A (en)
IT (1) IT950345B (en)

Also Published As

Publication number Publication date
IT950345B (en) 1973-06-20
DE2211043A1 (en) 1972-09-28
FR2129723A7 (en) 1972-10-27

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees