The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 03, 2026
Filed:
Jun. 07, 2022
Applicant:
Alstom Holdings, St Ouen sur Seine, FR;
Inventors:
Stéphane Roll, Brumath, FR;
Bernard Tritz, Niederbronn les Bains, FR;
Joël Samain, Obies, FR;
Jérémy Keersbulik, La Jarne, FR;
Assignee:
ALSTOM HOLDINGS, Saint-Ouen-sur-Seine, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61D 17/10 (2006.01); B32B 15/01 (2006.01); B32B 15/10 (2006.01); B32B 21/04 (2006.01); B61D 17/18 (2006.01);
U.S. Cl.
CPC ...
B61D 17/10 (2013.01); B32B 15/012 (2013.01); B32B 15/10 (2013.01); B32B 21/04 (2013.01); B61D 17/18 (2013.01);
Abstract
A floor structure for a railway vehicle includes a composite panel. The panel includes a lower metal plate, an upper metal plate, and a layer of thermal insulating material arranged between the lower and upper metal plates. The layer of thermal insulating material includes a plate of wood or bark.