Housing for projector with mechanical image shifting device

Claim 1

IN A SLIDE PROJECTOR PROVIDED WITH A RECIPROCABLE SLIDE SHIFTER AND INCLUDING AN ELECTRICAL CONTROL CIRCUIT FOR EFFECTING RECIPROCATING OF SAID SLIDE SHIFTER, THE IMPROVEMENT COMPRISING A HOUSING FOR THE PROJECTOR FORMED WITH A SPACE FOR RECEIVING AN AUTOMATIC ACTUATING MECHANISM FOR THE SLIDE SHIFTER; A PAIR OF ELECTRICAL CONNECTORS EXTENDING INTO SAID SPACE AND CONNECTED IN THE CONTROL CIRCUIT; SAID ELECTRICAL CONNECTORS BEING ADAPTED TO HAVE MATING ENGAGEMENT WITH CORRESPONDING ELECTRICAL CONNECTORS ON THE AUTOMATIC ACTUATING MECHANISM FOR ELECTRICALLY CONNECTING SAID MECHANISM INTO THE CONTROL CIRCUIT; SAID SPACE COMPRISING A RECESS OPENING OUTWARDLY OF A WALL OF THE HOUSING; A COVER SECURED TO THE WALL HAVING SAID RECESS THEREIN AND NORMALLY CLOSING SAID RECESS; MEANS BIASING SAID COVER TO THE CLOSED POSITION; AND MEANS ON SAID COVER ENGAGEABLE WITH THE MECHANISM TO RETAIN THE SAME IN OPERATIVE RELATION IN ITS RECEIVING RECESS.