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    • 7. 发明专利
    • FLOW CAMERA FILM TRANSPORT
    • GB1509659A
    • 1978-05-04
    • GB4177076
    • 1976-10-07
    • TERMINAL DATA CORP
    • G03B19/18G03B1/56G03B17/26G03B27/32G03B27/58G03B27/50
    • 1509659 Line-by-line photocopying TERMINAL DATA CORP 7 Oct 1976 [9 Oct 1975] 41770/76 Heading G2A A strip film line-by-line copy camera includes a film cassette having supply and take-up reels, a capstan operable to advance the film past an exposure station, a pair of guide-members on each side of the capstan, the members of each pair being on opposite sides of the film during film guiding, a mechanism which moves said members away from the film for the purpose of installing or removing the cassette, and clutch means for controlling the supply and take-up of film. As shown, apparatus for copying a moving document has lens 14, capstan 15 having a magnetic clutch and brake (not shown), sensitive film guide rollers 19/20 and 25/26 movable along channels 21/22 and 27/28 respectively between operative and inoperative positions, film supply reel 6 have a fixed drag clutch (52), Fig. 6 (not shown) and film take-up reel 10 having a clutch (54) Figs. 3 and 5 (not shown) providing a film drive force (except for rapid film take-up) which is inversely proportional to the film tension. Rollers 19 and 20 are moved to either operative or inoperative positions by rotation of a cassette-releasing catch 38; rollers 25 and 26, which constitute dancer rollers in the operative position, are moved to the inoperative position against a spring bias by corresponding movement of rollers 19 and 20. Capstan 15 and reel 10 have a common drive (Fig. 3).
    • 10. 发明授权
    • Controlled document recording system
    • 受控文件记录系统
    • US3922084A
    • 1975-11-25
    • US43014074
    • 1974-01-02
    • TERMINAL DATA CORP
    • BURTON JOHN SWHITNEY RONALD L
    • G03B27/32G03B27/465G03C5/08G03G15/00G03G21/00G03B27/52
    • G03B27/465G03C5/08
    • A recording system for making photographic microcopies of documents in which control documents interspersed therewith have particular preselected code markings for the control of the transport-photographing system. The control documents give a unique response to specialized illumination directed upon the path of the documents through the system. This response is discerned by sensors and introduced to electronic logic which produces signals for the control of the system in handling and photographing the documents. A ''''clock'''' marking is positioned at an extremity of the control document, and unless a signal from this mark is present the logic will not give an output. A differential comparison may be made to prevent spurious responses.
    • 一种记录系统,用于制作散布着控制文件的文件的照相微拷贝具有用于控制传送摄影系统的特定的预先选择的代码标记。 控制文件对通过系统的文档路径的专门照明提供了独特的响应。 这种响应由传感器识别并被引入到电子逻辑中,该逻辑产生用于控制系统处理和拍摄文档的信号。 “时钟”标记位于控制文档的末端,除非存在来自该标记的信号,否则逻辑不会给出输出。 可以进行差分比较以防止杂散响应。