Photoelectric sun sensor device including an oscillating disc with a plurality of apertures therein

Claim 1

A SUN SENSOR DEVICE COMPRISING A CASING HAVING A PLURALITY OF APERTURES THEREIN AT ONE END THEREOF TO ADMIT INCIDENT LIGHT RAYS FROM THE SUN, CORRESPONDING PHOTODETECTORS CARRIED BY ANOTHER END OF THE CASING, CORRESPONDING SLITS CONTAINED IN SAID PHOTODETECTORS SO THAT SAID PHOTODETECTORS WILL RESPOND TO LIGHT RAYS IMPINGING THEREON THOUGH SAID SLITS, AN OPAQUE OSCILLATABLE DISC, TORSION MEMBERS TO COAXIALLY MOUNT SAID DISC IN THE CASING AND INTERMEDIATE SAID ENDS OF THE CASING, SAID OSCILLATABLE DISC INCLUDING CORRESPONDING LENS MEANS ANGULARLY ALIGNED WITH THE APERTURES, AND THE SLITS, SAID TORSION MEMBERS SUPPORTING THE DISC WITHIN THE CASING INTERMEDIATE SAID ENDS THEREOF FOR OSCILLATING MOTION, AND MOTOR MEANS FOR OSCILLATING THE DISC SO AS TO CONTROL ELECTRICAL OUTPUTS FROM SAID PHOTODETECTORS VARYING WITH THE LIGHT RAYS IMPINGING THEREON THROUGH SAID SLITS UPON A DEVIATION ERROR IN AN AXIS OF THE SUN.