Record player with stylus cleaning means

Claim 1

IN AN AUTOMATIC RECORD PLAYER FOR PLAYING A RECORD DISC OF A PREDETERMINED MAXIMUM RADIUS HAVING A TONE ARM BEARING A STYLUS AT ONE END AND MOVABLE ALONG A PREDETERMINED PATH FROM A REST POSITION TO A RECORD TRACKING POSITION AND FURTHER HAVING A RECORD CHANGING MECHANISM FOR MOVING SAID ARM AND STYLUS ALONG SAID PATH, THE IMPROVEMENT COMPRISING: A REST POST FOR SUPPORTING SAID TONE ARM DURING INTERVALS IN WHICH SAID ARM IS IN SAID REST POSITION, SAID POST HAVING A CAVITY AND SPACED TO DEFINE A LIMITING TRACKING POSITION FOR SAID STYLUS WHICH IS LESS THAN SAID MAXIMUM RADIUS; A STYLUS CLEANING BRUSH SUPPORTED IN SAID CAVITY FOR MOVEMENT BETWEEN A REST POSITION AND A SECONDARY POSITION IN WHICH SAID BRUSH IS DISPOSED IN THE PATH OF MOVEMENT OF SAID STYLUS; AND ACTUATING MEANS COUPLED TO SAID RECORD CHANGING MECHANISM FOR DISPLACING SAID BRUSH FROM SAID REST POSITION TO SAID SECOND POSITION IN TIMED RELATION TO THE MOVEMENT OF SAID STYLUS ALONG SAID PATH.