Patent ID: 6505363
Filing Date: 2003-01-14
Classification: A47C

Abstract:
A mattress leveIing device, said device being positionable in a cab of a semi-truck, said device comprising:a housing, said housing having a top wall, a bottom wall, a front wall, a back wall, a first side wall and a second side wall, said first side wall having a hole extending therethrough, said front wall having an opening extending therethrough; a plurality of pistons, each of said pistons being securely mounted in said housing, each of said pistons being positioned in a different corner of said housing such that each of said corners of said housing has a piston located generally adjacent thereto, each of said pistons extending substantially perpendicular to the top wall of said housing and extending substantially parallel to each of the other said pistons, each of a plurality of shafts being extendably positioned in one of said pistons, each of said pistons being adapted to selectively extend said shafts upwardly through said top wall such that each of said shafts extends substantially perpendicular to the top wall and extends substantially parallel to each of the other said shafts as said shafts are selectively raised and lowered; a plurality of air pumps, each of said air pumps being operationally coupled to a pair of said pistons respectively positioned adjacent to one of said side walls; an air it take hose, said air intake hose extending through said opening in said front wall and being fluidly coupled to said pumps; a power supply comprising a cord being operationally coupled to each of said air pumps; a substantially rectangular panel with four corners, said panel being substantially rigid and having a top side and a bottom side, each of said shafts having a free end pivotally coupled to said bottom side of said panel at one of said corners such that each of said pistons and said shafts are substantially vertically oriented; an actuator for actuating each of said pumps.