Combined auxiliary cab and tonneau cover for truck

Claim 1

A combined auxiliary cab and tonneau for a conventional pickup truck having a cab and truck bed, comprising: an auxiliary cab unit having a height when placed on the bed of the pickup truck about equal to the height of the regular truck cab and forming a continuation thereof and having a length less than the length of the bed, said auxiliary cab having a front wall with an opening therethrough, opposite side walls, a downwardly and rearwardly sloping back wall, and an open bottom terminating in a peripheral bottom edge; releasable fastening means on the peripheral bottom edge for releasably fastening the combined cab and tonneau to an upper marginal edge of the bed of a pickup; a tonneau hingedly connected to the auxiliary cab and having a top wall, opposite side edge portions and front and back edge portions; hinge means connecting the front edge portion of the tonneau to the peripheral bottom edge of the back wall of the auxiliary cab, said tonneau extending from the back wall of the auxiliary cab to the back of the pickup bed when in use; lock means on the back edge portion of the tonneau cooperable with means on the back of the pickup bed to lock the tonneau in closed, covering relationship to the pickup bed; a removable seat box means releasably supported in the auxiliary cab for seating passengers, said seat box means including a back wall beneath and in substantial alignment with the back wall of the auxiliary cab and having a door means therein for gaining access thereto from the bed of the pickup; spring means connected between the tonneau and the auxiliary cab to counterbalance the tonneau; and seat box retaining means on the front edge portion of the tonneau, engaging the seat box to aid in securing it in position when the tonneau is closed.