Patent ID: 7975583

Claim:
A method for automatic trimming a plurality of printed products in a trimming apparatus having at least one trimming station including at least one blade positioned on a moveable yoke, comprising steps of: supplying the plurality of printed products successively and continuously through a feeding conveyor to the trimming station, wherein a leading print product of the plurality of printed products is first supplied through the feeding conveyor followed by a second print product of the plurality of printed products; transporting each of the plurality of printed products within the trimming station via a trimming transport device to a predetermined position for trimming: wherein the trimming transport device has a velocity that matches a velocity of the feeding conveyor during a joint gripping of the respective printed products by the trimming transport device and the feeding conveyor; driving the moveable yoke with a yoke drive separately from a drive for the feeding conveyor, the at least one blade moving vertically to trim each of the plurality of printed products; and adjusting the velocity of the feeding conveyor drive independently of the trimming transport device and the yoke drive for each of the plurality of printed products during a time window that begins when the leading printed product exits the feeding conveyor and ends when the trimming transport device grips the second printed product, wherein the adjusting is based on a format width of the printed product extending in a conveying direction and includes controlling the respective drives of the feeding conveyor and the moveable yoke.