Patent ID: 7249551

Claim:
A gasket cutter with changeable and reversible dies and punches comprising: a body, an elongate cylindrical member disposed in sliding engagement within a portion of said body, means to lower and raise said cylindrical member within said portion of said body, a platen located on a portion of said body opposite to said portion of said body from which said cylindrical member is lowered and raised, a punch releasably secured to a medial portion of said platen, a ring die situated around said punch and releasably secured to said platen, wherein a first annular gap is formed between said ring die and said punch, a punch die releasably attached to an end of said cylindrical member and extending toward said platen, said punch die having a first annular cutting edge at one end corresponding to said first annular gap, and a second annular cutting edge at an opposite end, wherein said punch die is lowered such that said first annular cutting edge is inserted into said first annular gap thereby cutting a ring gasket from gasket material situated between said ring die and said punch die such that said punch and said ring die are on one side of said gasket material and said punch die is on the opposite side of said gasket material, said ring gasket having first inner and outer diameters, said ring die and said punch die configured to be reversed on said platen and said end of said cylindrical member, respectively, to present a second annular gap and said second annular cutting edge corresponding to said second annular gap to cut a ring gasket having second inner and outer diameters, whereby said gasket cutter is configured to accommodate cooperating punches, ring dies, and punch dies of various sizes so as to produce ring gaskets with a variety of inside and outside diameters.