Patent ID: 6089436
Filing Date: 2000-07-18
Classification: B25C

Abstract:
A ventilation device of a power stapler, comprising:an end base adapted to be connected to the rear end of the power stapler and said end base having a recess defined therein, a protrusion extending from a bottom defining said recess of said end base so as to define an annular recess between said protrusion and an inside of said recess of said end base, at least one aperture defined radially through said protrusion and a groove defined radially in a periphery of said protrusion, a boss extending from said protrusion, anda cover having a skirt portion and a passage defined radially through said skirt portion, a plurality of dents defined in an inside of said cover, said skirt portion engaged with said annular recess and said boss engaged on of said dents.