Patent ID: 6513413
Filing Date: 2003-02-04
Classification: B26D,B26F,Y10T

Abstract:
A punch for punching a sheet of material, said punch comprising:a body formed with a fissure for receiving the sheet of material; first and second hook retainers defining a pivot axis, said first and second hook retainers mounted on said body and spaced apart to define an intermediate gap; a lever having a pivot shaft with first and second pivot ends, said first and second pivot ends pivotably mounted within said first and second hook retainers, said lever disposed in said intermediate gap between said first and second hook retainers; a block positionable between said lever and said body, said block having a die moveable along a first axis; at least one resilient member adjacent to said die along a second axis spaced apart from said first axis, and disposed between said block and said body, wherein when said block is positioned between said lever and said body and when said lever mounted in said intermediate gap is pivoted about said pivot axis between a first position and a second position, said lever engages said axially moveable die to punch the sheet of material; and wherein said hook retainers are provided with openings, said openings facing a direction opposite said block, so that when said lever is inserted into said openings of said first and second retainer hooks, said lever is prevented from moving in a direction opposite said openings.