Hydraulically actuated lockbolt collar cutter and method of cutting acollar

Abstract From the Canadian patent

An actuatable tool for removing a swaged collar from a pin member. of a lockbolt type fastener the collar and pin member, serving as a two piece lockbolt type fastener said actuatable, tool comprising,:, a housing having a collar receiving opening therein having opposite walls, a piston slidably mounted in said housing power means operatively connected to said housing for moving said piston, a ram secured to the forward face of said piston to be positioned thereby at one of said opposite walls and dual cutter, blade means transversely spaced and longitudinally extending with respect to said opening and fixedly secured in said housing oppositely disposed from said ram and adjacent the other …