Apparatus for carrying out industrial operation

Claim 1

APPARATUS FOR AUDIBLY INSTRUCTING AN OPERATOR TO CARRY OUT AN INDUSTRIAL OPERATION AT A WORK POSITION AND INVOLVING A SUCCESSION OF COORDINATED STEPS COMPRISING A SOUND RECORD HAVING SUCCESSIVE COORDINATED MESSAGES TO INSTRUCT SAID OPERATOR THEREON, EACH MESSAGE CORRESPONDING TO ONE OF SAID STEPS AND DESCRIBING SAID ONE STEP AND EACH MESSAGE BEING SEPARATED FROM THE PRECEDING AND SUCCEEDING MESSAGES, REPRODUCING MEANS TO BE CONNECTED TO SAID RECORD FOR REPRODUCING SAID RECORD, SAID REPRODUCING MEANS INCUDING RECORD ADVANCING MEANS; AND CONTROL MEANS CONNECTED TO SAID REPRODUCING MEANS AND OPERABLE TO PERMIT REPRODUCTIONS OF SAID MESSAGES IN SUCCESSION AND SELECTED OF ANY ONE OF SAID MESSAGES, SAID CONTROL MEANS INCLUDING FIRST MANUAL SWITCH MEANS ACCESSIBLE TO SAID OPERATOR AT SAID WORK POSITION, SECOND MANUAL SWITCH MEANS ACCESSIBLE TO SAID OPERATOR AT SAID WORK POSITION, FIRST CIRCUIT MEANS INCLUDING SAID FIRST SWITCH MEANS AND SAID ADVANCING MEANS AND RESPONSIVE TO EACH ACTUATION OF SAID FIRST SWITCH MEANS TO CAUSE A MESSAGE ON SAID RECORD SET FOR REPRODUCTION TO BE REPRODUCED AND THEREAFTER AUTOMATICALLY TO STOP SAID RECORD AT A SETTING FOR THE REPRODUCTION OF THE SUCCEEDING MESSAGE, AND SECOND CIRCUIT MEANS INCLUDING SAID SECOND SWITCH MEANS AND SAID ADVANCING MEANS AND RESPONSIVE TO EACH ACTUATION OF SAID SECOND SWITCH MEANS FOR CAUSING SAID RECORD TO ADVANCE FROM SAID SET MESSAGE TO THE JUST-PRECEDING MESSAGE AND FOR STOPPING SAID RECORD AUTOMATICALLY AT A SETTING AT WHICH SAID JUST-PRECEDING MESSAGE IS SET FOR REPRODUCTION.