Cabin structure displaceably mountable on a vehicle

Claim 1

A van comprising a vehicle having two side walls and a driver's cab; a cabin displaceably mountable on the vehicle, the cabin having sections of different cross sectional areas, adjacent ones of the cabin sections of different cross sectional areas abutting at transition zones and one of the cabin sections fitting over the driver's cab when the cabin is mounted on the vehicle, the cabin having an integral wall of synthetic resin material with an aluminum skin over the transition zones and the cabin wall including a roof portion and two side wall portions; two support jacks mounted on the one cabin section and associated with the two side wall portions; means for adjustably positioning the support jacks transversely to the vehicle into an operating position outwardly adjacent the side walls of the vehicle, the jack positioning means comprising a transverse guide means arranged on the one cabin section, the guide means comprising a tubular carrier element of polygonal cross section mounted on the one cabin section and a respective tubular guide element telescopingly guide in the tubular carrier element, the guide elements having a first part telescopingly guided in the tubular carrier element and of circular cross section, and a second part carrying the support jacks and of polygonal cross section, the polygonal tubular carrier element being arranged to envelop the first and second parts of the guide elements and the tubular elements extending substantially perpendicularly to the side walls; and means for adjustably mounting and retaining the cabin on the vehicle.