Pouch area marking control for pouch packaging machines

Claim 1

A POUCH PACKAGING MACHINE COMPRISING MEANS FOR ADVANCING A WEB OF WRAPPING MATERIAL OVER A LOADING CONVEYOR AND FORMING A POUCH OVER ARTICLES PLACED ON THE WEB, MEANS FOR TRANSVERSELY SEALING SAID POUCH, ELECTRICALLY ACTUATED MARKING MEANS POSITIONED TO MARK POUCH AREA INDICATING MARKS ON SAID WEB AT THE BEGINNING OF SAID CONVEYOR, A FIRST TRANSMISSION HAVING A PLURALITY OF SWITCHES ACTUATED AT DIFFERENT FREQUENCIES BY OPERATION OF THE TRANSMISSION, A FIRST SELECTOR SWITCH CONNECTED TO SELECTIVELY RENDER ONE OF SAID TRANSMISSION SWITCHES EFFECTIVE TO ACTUATE SAID MARKING MEANS, A SECOND ELECTRICALLY ACTUATED MEANS FOR ACTUATING SAID TRANSVERSE SEALING MEANS, A SECOND TRANSMISSION HAVING A PLURALITY OF SWITCHES ACTUATED AT DIFFERENT FREQUENCIES BY OPERATION OF THE TRANSMISSION, A SECOND SELECTOR SWITCH CONNECTED TO SELECTIVELY RENDER ONE OF THE SWITCHES OF SAID SECOND TRANSMISSION EFFECTIVE TO ACTUATE SECOND ELECTRICALLY ACTUATED MEANS, AND MEANS CONNECTED TO DRIVE SAID TRANSMISSIONS SIMULTANEOUSLY IN TIMED RELATION WITH SAID CONVEYOR.