Patent ID: 7252217

Claim:
A staple gun with a latch assembly having a housing being hollow and having a top edge; a front edge; a bottom; and two half-casings being symmetrical and attached to each other, and each half-casing having a front edge; a rear end; a top edge; a cutout formed in the top edge of the half-casing between the front edge and the rear end to form a handle opening in cooperation with the cutout in the other half-casing; a pivot hole formed through the half-casing near the cutout and aligning with the pivot hole in the other half-casing when the half-casings are connected to each other; and a latch tab formed on and protruding in from the half-casing and aligning with the latch tab in the other half-casing when the half-casings are connected to each other; a handle connected pivotally to the housing, protruding from the handle opening in the top edge of the housing and having an inner end pivotally mounted inside the housing between the half-casings and having two sides; two mounting slots formed respectively through the sides of the inner end and being aligned with each other; and two pivot slots formed respectively through the sides of the inner end of the handle, being elongated longitudinally and corresponding respectively to the pivot holes in the half-casings; an outer end protruding through the handle opening in the top edge of the housing; and a latch clip being U-shaped, mounted in the inner end of the handle and having two legs; and two latches formed respectively on the legs and mounted respectively in and protruding through the mounting slots, and each latch having a transverse distal end and an inclined proximal end; a pivot pin pivotally attaching the handle to the housing and mounted through the pivot holes in the half-casings and the pivot slots in the inner end of the handle; a spring pressing the inner end of the handle down and mounted in the housing between the inner end of the handle and the top edge of the housing; a staple driver mounted slidably between the half-casings inside the front edge of the housing and engaging the inner end of the handle when the staple driver is cocked; and a staple magazine mounted in the housing at the bottom between a front end and a rear end of the housing and having a front end aligning with the front edge of the housing; and a staple port formed in the front end of the staple magazine and aligning with the staple driver.