Patent ID: 7758022

Claim:
A carpet stretcher for stretching carpet, the carpet stretcher comprising: a gripping portion having a first end and a second end; a pneumatic portion having a first end and a second end; an interchangeable moving head releasably secured to the first end of the gripping portion, the moving head having a plurality of gripping mechanisms for gripping the carpet; a pneumatic actuator assembly mounted to the pneumatic portion and securing the first end of the pneumatic portion to the second end of the gripping portion, the pneumatic actuator selectively moving the gripping portion in a general direction away from and toward the pneumatic portion, the pneumatic actuator assembly having a rear plate, a front plate spaced from the rear plate, a pair of pneumatic cylinders coupled to the rear plate, each pneumatic cylinder having a movable piston extendable from the pneumatic cylinders, a pair of apertures formed in the rear plate, the piston movable in a generally forward direction and reverse direction through the apertures; a compressed air line extending from a compressed air source to the pneumatic actuator assembly; and a trigger mechanism for selectively introducing compressed air to the pneumatic actuator assembly; wherein the pistons are secured to the front plate causing the front plate to move in conjunction with the pneumatic cylinders; and wherein as the trigger mechanism is actuated, the interchangeable head moves away from the pneumatic portion causing the carpet to be stretched.