Roof unit and basic structure of a road-bound vehicle

Abstract

A roof unit having an outer skin, an inward facing ceiling, whereby the roof unit is a unit ready for installation, and a basic structure. The ceiling and the outer skin along with the basic structure have joining configurations that mate with each other at mutual places for joining. The ceiling has a sandwich structure with a middle layer of foam. At least one side of the middle layer is provided with one of a fiber mat and a glass fiber fleece and at least one of a plastic film, a decorative overlay and a functional overlay. The ceiling has at least one fitting from a group of fittings made up of fittings for a ceiling cover; interior cladding; cushioning against impact; sun shields; an interior rear view mirror; interior lighting; wiring; operating and display elements; sliding, raising, folding, lamellar and glass roofs, and their frame parts and drive elements; and roof hand grips.

1 . A roof unit, comprising: 
 an outer skin;    an inward facing ceiling, whereby the roof unit is a unit ready for installation; and    a basic structure, the ceiling and the outer skin along with the basic structure having joining configurations that mate with each other at mutual places for joining, the ceiling having a sandwich structure comprising a middle layer of foam, at least one side of the middle layer being provided with one of a fiber mat and a glass fiber fleece and at least one of a plastic film, a decorative overlay and a functional overlay, the ceiling having at least one fitting from a group of fittings consisting of fittings for a ceiling cover; interior cladding; cushioning against impact; sun shields; an interior rear view mirror; interior lighting; wiring; operating and display elements; sliding, raising, folding, lamellar and glass roofs, and their frame parts and drive elements; and roof hand grips.