Title:
軌道狂い測定装置
Document Type and Number:
Japanese Patent JP7253186
Kind Code:
B2
Abstract:
To provide a track irregularity measuring device which has a simple structure and an improved measurement accuracy.SOLUTION: This disclosure relates with a device measuring an irregularity of a track with two rails. The track irregularity measuring device comprises a measuring part traveling along at least a rail of the two rails, an inertia measurement device which is arranged in the measuring part and measures an angular velocity and an acceleration and a processor processing an output of the inertia measurement device. The processor, while calibrating an inclination of the inertia measurement device that is not caused by a condition of at least a rail, by the use of the inertia measurement device output, calculates the condition of at least a rail.SELECTED DRAWING: Figure 1
Inventors:
Naganuma Taishu
Tomoya Arai
Tomoaki Nishio
Tomoya Arai
Tomoaki Nishio
Application Number:
JP2019073417A
Publication Date:
April 06, 2023
Filing Date:
April 08, 2019
Export Citation:
Assignee:
Tokai Passenger Railway Co., Ltd.
DC Inc.
DC Inc.
International Classes:
B61K9/08; E01B35/04; G01B21/00
Domestic Patent References:
| JP6464240B1 | ||||
| JP2001063570A | ||||
| JP7223539A | ||||
| JP2004251842A |
Foreign References:
| WO2017164133A1 |
Attorney, Agent or Firm:
Nagoya International Patent Attorney Corporation