Patent ID: 7635074

Claim:
A staple cartridge, comprising: a plurality of rows of retention slots; a first staple pusher configured to interact with at least one staple in a first row of retention slots; and a second staple pusher configured to interact with at least two staples in a second row of retention slots, wherein the second staple pusher includes a first and second cam members, each cam member having at least one engagement surface; an actuation sled configured to interact with the first and second staple pushers, the actuation sled including at least one camming member and a base, the at least one camming member including spaced apart first and second cam wedges, each cam wedge including at least first and second drive faces, the at least first and second drive faces being configured to define first and second drive angles with respect to the base, wherein the first drive angle is less than the second drive angle.