US 11,912,317 B2
Rail vehicle and method for surveying a track section
Bernd Metzger, Chesapeake, VA (US)
Assigned to Plasser & Theurer Export von Bahnbaumaschinen Gesellschaft m.b.H., Vienna (AT)
Appl. No. 16/966,555
Filed by PLASSER & THEURER EXPORT VON BAHNBAUMASCHINEN GMBH, Vienna (AT)
PCT Filed Jan. 2, 2019, PCT No. PCT/EP2019/050013
§ 371(c)(1), (2) Date Jul. 31, 2020,
PCT Pub. No. WO2019/149456, PCT Pub. Date Aug. 8, 2019.
Claims priority of application No. A 29/2018 (AT), filed on Feb. 2, 2018.
Prior Publication US 2020/0361502 A1, Nov. 19, 2020
Int. Cl. B61K 9/08 (2006.01); E01B 35/06 (2006.01)
CPC B61K 9/08 (2013.01) [E01B 35/06 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A rail vehicle, comprising:
a vehicle frame supported on on-track undercarriages for mobility on rails of a track;
a first measuring platform mounted on the rail vehicle, said first measuring platform having a first inertial measuring system for recording a track course and a first spatial curve;
a second measuring platform mounted on the rail vehicle, said second measuring platform having a second inertial measuring system for recording a second spatial curve and at least one sensor device for recording surface points of a track section of the track; and
a movement of said at least one sensor device in three-dimensional space being recorded by said second inertial measuring system.