Vehicular roof structure

Details Vehicular roof structure Vehicular roof structure

1989-05-09

1992-06-09

Robinson, Ellis P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Nonplanar uniform thickness material

428 68, 428 72, 428178, 428192, 4283044, 428212, 296210, 296211, 296214, B32B 100, B60J 700

Patent

active

051205939

ABSTRACT:
A vehicular roof structure which has no roof arches includes a roof panel having reinforcing frames on peripheral edges thereof and a curved lower surface having a radius R.sub.1 of curvature, a roof lining having a curved upper surface having a radius R.sub.2 of curvature, the roof lining being of a laminated structure comprising a support layer having a number of cells, a covering layer covering surfaces of the support layer, and a decorative layer disposed on a lower surface of the covering layer, and a vibration-damping layer having a substantially uniform thickness t and held between and closely against the upper surface of the roof lining and the lower surface of the roof panel, the radii R.sub.1, R.sub.2 of curvature and the thickness t meeting the relationship: R.sub.2 .ltoreq.R.sub.1 -t, the roof lining having peripheral edges fixed to the reinforcing frames of the roof panel.

REFERENCES:
patent: 2823951 (1958-02-01), Stahl
patent: 4256797 (1981-03-01), Stamper et al.

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