Title:
検測装置および検測方法
Document Type and Number:
Japanese Patent JP6674544
Kind Code:
B2
Abstract:
In a measuring device, when beam members having specified lengths are moved over rails while one of the beam members being in contact with one of the rails at two rollers spaced apart from each other by a preset distance, an angular velocity acting on the one of the beam members is detected, and a product of the angular velocity detected and a distance between two points that is a distance between the contact points respectively contacting the two rollers is calculated as an amount of a track geometry at a midpoint of the two contact points.
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Inventors:
Naganuma Taishu
Taro Yada
Taro Yada
Application Number:
JP2018527293A
Publication Date:
April 01, 2020
Filing Date:
July 12, 2016
Export Citation:
Assignee:
Tokai Passenger Railway Co., Ltd.
International Classes:
B61K9/08; G01B21/00
Domestic Patent References:
JP2012251840A | ||||
JP2012251882A | ||||
JP200919919A | ||||
JP2004251842A | ||||
JP200163570A | ||||
JP5196465A |
Foreign References:
US20120274772 | ||||
CN200971459Y |
Attorney, Agent or Firm:
Nagoya International Patent Service Corporation