Patent ID: 8056955

Claim:
A trailer tarp cover system comprising: a main arm with a distal end and a bottom portion; a rectangular joint comprised of the bottom portion of the main arm, two axle support members each having two ends, two first support members each having two ends, and two second support members each having two ends; a gas spring having two ends; and a motor located on the distal end of the main arm and having a motor shaft that is connected to a tarp roll bar; wherein the two first support members are roughly horizontally parallel to one another and are pivotally attached to the bottom portion of the main arm on one end and to the two axle support members on the other end; wherein the two second support members are roughly horizontally parallel to one another and are pivotally attached to the bottom portion of the main arm on one end and to the two axle support members on the other end; wherein the two axle support members are horizontally parallel to one another and are pivotally attached to one of the two first support members on one end and to one of the two second support members on the other end; wherein the axle support members are vertically parallel to the main arm; wherein the two first support members are the same length as and vertically parallel to the two second support members; wherein the gas spring is attached to one of the two axle support members on one end and to a main bracket on the other end; wherein the main bracket is attached to a trailer; and wherein an axle extends through both axle support members and is welded to an axle support bracket that is fixedly attached to the main bracket.