US 12,006,763 B2
Rail vehicle door
Thomas Hengstenberg, Groebenzell (DE); Herbert Kammerloher, Biburg (DE); and Thomas Wimberger, Freising (DE)
Assigned to Siemens Mobility GmbH, Munich (DE)
Appl. No. 16/966,647
Filed by SIEMENS MOBILITY GMBH, Munich (DE)
PCT Filed Feb. 5, 2019, PCT No. PCT/EP2019/052691
§ 371(c)(1), (2) Date Jul. 31, 2020,
PCT Pub. No. WO2019/154771, PCT Pub. Date Aug. 15, 2019.
Claims priority of application No. 10 2018 201 764.6 (DE), filed on Feb. 6, 2018.
Prior Publication US 2020/0362620 A1, Nov. 19, 2020
Int. Cl. B61D 19/02 (2006.01); E06B 3/70 (2006.01); E06B 5/16 (2006.01)
CPC E06B 5/16 (2013.01) [B61D 19/02 (2013.01); E06B 3/7015 (2013.01); E06B 2003/7023 (2013.01); E06B 2003/704 (2013.01); E06B 2003/7042 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A rail vehicle door, comprising:
a frame forming a door basic body, said door basic body being formed of profiles that are connected to one another by way of corner connectors;
said door basic body formed of said frame further including a plurality of stiffening transverse struts offset from one another in a direction defining a thickness of the door;
covering metal sheets disposed on two opposite sides of said door basic body;
said profiles being connected to one another exclusively by way of a fixed, but releasable connection by respective said corner connectors, each of said corner connectors being flat; and
fire protection material arranged between at least one of said covering metal sheets and said door basic body for increasing a fire resistance and a thermal insulation of the rail vehicle door;
said fire protection material being gypsum board arranged areally over a large area between said covering metal sheet and said door basic body.