Patent ID: 7219885

Claim:
A sliding arm L-clamp comprising: an L-shaped bar having an arm and a rail, said arm having a flat arm end; a rack having a first rack end and a second rack end, said first rack end having an opening for receiving said rail therethrough; a cylinder assembly mounted perpendicular to said rack on said second rack end, said cylinder assembly having an outer tube with a first outer tube end and a second outer tube end, and an inner tube with a first inner tube end and a second inner tube end wherein said inner tube is slidably engaged within said outer tube; a pad attached to a first inner tube end opposite said flat arm end wherein said pad has a cylindrical shaft with external threads which screw into said first inner tube end; and a linear actuating mechanism operably connected to said cylinder assembly, said linear actuating mechanism comprising: a threaded insert mounted to said second inner tube end; a screw rod having a threaded portion and a rod end portion, said screw rod threadably connected to said threaded insert, said rod end portion rotatably mounted through said second outer tube end; and a hex nut connected to said rod end portion.