Patent ID: 7216926

Claim:
A plastic resin vehicle cab, comprising a roof panel and an upright panel, wherein each panel has a first wall and a second wall fused together at some locations and separated at other locations, wherein at least one of the first and second walls of the roof panel defines an integral connection part that is matable with an integral connection part defined by at least one of the first and second walls of the upright panel to connect the roof panel to the upright panel without separate fasteners; wherein the upright panel is a front panel and further including a rear panel and side panels, wherein each of the rear and side panels include an integral connection part at an upper side and at each lateral side such that the front, rear and side panels can connect the roof panel at a top side of the cab and the side panels can connect to the front panel at a front side of the cab and to the rear panel at a rear side of the cab.