Control of splicing preprinted webs

Claim 1

IN APPARATUS FOR STICKING A MOVING WEB OF PAPER CARRYING A REPEATED PATTERN TO A ROTATING NEW REEL OF PAPER CARRYING A CORRESPONDING PATTERN AND WHICH APPARATUS ALSO INCLUDES A SPLICING MECHANISM; A NEW REEL PULSE GENERATING MEANS FOR GENERATING PULSES IN RESPONSE TO THE SENSING, IN SUCCESSIVE REVOLUTIONS OF THE NEW REEL, OF A REGISTER MARK ON THE NEW REEL; EXPIRING WEB REGISTER PULSE GENERATING MEANS FOR GENERATING PULSES IN RESPONSE TO THE SENSING OF REGISTER MARKS AT CORRESPONDING POSITIONS ON THE EXPIRING WEB; A REGISTER DETECTOR CIRCUIT, CONNECTED TO RECEIVE PULSES FROM BOTH THE NEW REEL PULSE GENERATING MEANS AND THE EXPIRING WEB REGISTER PULSE GENERATING MEANS, AND MEANS RESPONSIVE TO THE REGISTER DETECTOR CIRCUIT FOR INITIATING THE OPERATION OF THE SPLICING MECHANISM; THE FOLLOWING COMBINATION, TO FORM MEANS FOR DELAYING IN ACCORDANCE WITH THE SPEED OF MOVEMENT OF THE EXPIRING WEB THE APPLICATION TO THE REGISTER DETECTOR CIRCUIT OF NEW REEL PULSES: WEB CLOCK PULSE GENERATING MEANS ADAPTED TO OPERATE IN SYNCHRONISM WITH THE ADVANCEMENT OF THE EXPIRING WEB TO EMIT A PREDETERMINED NUMBER OF WEB CLOCK PULSES DURING THE PASSAGE OF EACH PATTERN LENGTH ON THE EXPIRING WEB PAST A GIVEN POINT; MEANS FOR COUNTING THE WEB CLOCK PULSES; MEANS RESPONSIVE TO THE RECEPTION OF NEW REEL PULSES FOR TRIGGERING THE COUNTING MEANS INTO OPERATION, THE COUNTING MEANS BEING SO ARRANGED THAT IT CONTAINS AN INDICATION OF THE NUMBER OF WEB CLOCK