G - Physics – 09 – F
Patent
G - Physics
09
F
G09F 9/00 (2006.01) G02B 6/04 (2006.01) G09F 9/30 (2006.01) G09F 11/235 (2006.01) G09F 13/36 (2006.01) G09G 3/20 (2006.01)
Patent
CA 2146513
IN THE C A N A D I A N PATENT AND TRADEMARK OFFICE PATENT APPLICATION Entitled : A DISPLAY MATRIX COMPRISING LIGHT-EMITTING FIBERS THAT ARE MASKABLE BY DISKS EACH HAVING A PLURALITY OF SECTORS Inventors : Philippe MIGNY and Pierre PASSET Applicant : SECURITE ET SIGNALISATION - S.E.S. - ABSTRACT OF THE DISCLOSURE The invention relates to a display matrix having light-conveying fibers that are maskable by disks each having a plurality of sectors and rotated by non- reversible motors each having two stable positions and under the control of a display control device. Each disk is provided with a detector device for detecting at least one angular position of said disk and connected to a device for monitoring matching, which device is itself connected to the display control device and acts on an activation device for the motor of said disk. The detection device advantageously includes a photoelectric sensor and a reflecting element disposed on a light- blocking sector of the disk.
Migny Philippe
Passet Pierre
Fetherstonhaugh & Co.
Securite Et Signalisation - S.e.s.
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