Patent ID: 8495828

Claim:
A canvas stretching locking tool for stretching a canvas across a stretcher frame comprising vice grip style canvas stretching locking pliers comprising: a) a stationary articulating arm and a pivoting, locking articulating arm; b) said pivoting, locking articulating arm disposed on the upper side of said tool when in use; c) jaws affiliated on the distal ends of said articulating arms; d) an upper lateral plate disposed on and integral with said upper jaw associated with said pivoting locking articulating arm, said upper lateral plate having a flat bottom surface, a pair of sides and a straight front side, and a raised bar on an upper side thereof along said straight front side; e) a lower lateral plate disposed on and integral with said lower jaw associated with said stationary articulating arm, said lower lateral plate having a flat top surface, a pair of sides, and a front side; f) a plurality of linearly spaced apart gripping elements disposed on the underside of said upper lateral plate; g) apertures on said lower lateral plate for receiving said gripping elements, h) a fulcrum extension member extending forwardly from a portion of said front side of said lower lateral plate, said fulcrum extension member having a straight forward edge at a right angle to said flat top surface forming an upper straight fulcrum edge; and i) whereby when said pliers is locked onto said canvas wrapped over a stretcher bar of said stretcher frame and said upper straight fulcrum edge of said fulcrum extension member is placed against said stretcher bar rotation of said pliers will pull said canvas taut, said fulcrum edge being a fulcrum for said rotation.