Mat cutting machine

Claim 1

A mat cutting machine comprising: a generally rectangular base; right hand and left hand side bars disposed parallel to each other in fixed positions on said base; a guide bar extending across the front of said base in a fixed position between said side bars, and selectively raisable for inserting thereunder a mat which is to be cut; a rear stop bar extending between said side bars and positionable toward or away from said guide bar, the position of the mat being cooperatively established by said right hand side bar and said rear stop bar; a blade carriage slidably supported upon said guide bar and having a blade selectively lowerable for cutting the mat along a line parallel to said guide bar; a right hand carriage stop supported on the right hand end of said guide bar and positionable toward or away from said right hand side bar for establishing the right hand end of said cutting line; and a left hand carriage stop and a mat guide supportingly attached together and movable relative to each other, one being slidably mounted on said guide bar, so that when said mat guide engages the left side of the mat said left hand carriage stop may be adjusted to establish the left hand end of said cutting line.