Patent ID: 6309005
Filing Date: 2001-10-30
Classification: B60J

Abstract:
In a pick-up truck having a forward cab and a rearward cargo box that is covered by a hard tonneau cover, a hinge assembly for pivotally attaching the hard tonneau cover to a side wall of the cargo box comprising:a tonneau bracket that is secured to the hard tonneau cover,a mounting bracket that is secured to the sidewall of the cargo box,a hinge link that is pivotally attached to the tonneau bracket at one end by a first pivot and to the mounting bracket at an opposite end by a second pivot,a control link that is pivotally attached to the tonneau bracket at one end by a third pivot and to the mounting bracket at an opposite end by a fourth pivot,a pivot arm that is pivotally attached to the mounting bracket by a fifth pivot, anda drive arm that is pivotally attached to the pivot arm by a sixth pivot and that is pivotally attached to the tonneau by a seventh pivot whereby the tonneau bracket and the hard tonneau cover are moved between a closed position and an open position by rotation of the pivot arm.