Patent ID: 7905478

Claim:
A printer, comprising: a print section that discharges a printing paper on which print is performed by executing a print job; an insert information output section that outputs a start timing of said print job, and an insert page showing a position where an insert paper is inserted in the middle of said printing paper, and a paper interval of said adjacent printing papers; a discharged paper carrying section that carries the printing paper discharged from said print section; a counter section that counts the number of sheets of said printing papers carried on a carrying path of this discharged paper carrying section; a paper feeding section in which an insert paper is set, said insert paper being inserted on said printing papers carried on the carrying path of said discharged paper carrying section; and a paper feeding controller that controls said paper feeding section to feed said insert paper before the paper interval that comes next is passed by a period required for feeding and inserting said insert paper, based on an insert page and a paper interval of said adjacent printing papers instructed from said print section side, when a count value of said counter section reaches one page before said insert page.