Fire-protected floor structure of a wagon body containing a sandwich plate (5) made of a metallic top layer (10) and a metallic base layer (20) and a core layer (30) lying therebetween as well as metallic edge profiles (40). The core layer (30) is completely enclosed by the metallic top and base layers (10, 20) and the edge profiles (40). The floor structure has a mineral coolant layer (60) on the side of the base layer (20) facing away from the core layer (30) and the side of the mineral coolant layer (60) facing away from the core layer (30) is covered with an intumescent layer (70). The core layer (30) is made of a structural foam, in particular of PET foam, or of balsa wood, or contains at least 95% by weight of PET or balsa wood.
BRANDGESCHÜTZTE BODENSTRUKTUR EINES WAGENKASTENS IN LEICHTBAUWEISE
FIREPROOF FLOOR STRUCTURE OF A CAR BODY IN LIGHTWEIGHT DESIGN
STRUCTURE DE PLANCHER IGNIFUGE D'UNE CAISSE LÉGÈRE
2025-04-23
Patent
Electronic Resource
German
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
BRANDGESCHÜTZTE BODENSTRUKTUR EINES WAGENKASTENS IN LEICHTBAUWEISE
European Patent Office | 2023
|BRANDGESCHÜTZTE BODENSTRUKTUR EINES WAGENKASTENS IN LEICHTBAUWEISE
European Patent Office | 2023
|