Title:
三次元形状測定装置
Document Type and Number:
Japanese Patent JP6747811
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a three-dimensional shape measurement device with which it is possible to precisely measure the shape of a structure in the vicinity of a track without having to add a special function to a measurement instrument.SOLUTION: This three-dimensional shape measurement device comprises: a carriage 10 capable of moving on a rail; a first coupling unit 51 and a second coupling unit 52 each provided in one and the other of the movement direction of the carriage and capable of being coupled with a power vehicle running on the rail; a measurement instrument 20 for successively radiating a beam along a scan surface diagonal to the running direction and measuring the shape of a structure around; and a placement table 30 fixed to the carriage, and on which the measurement instrument is placed. The placement table has rotary tables 32f, 33d, 33 capable of changing the front-back direction of the measurement instrument.SELECTED DRAWING: Figure 2
Inventors:
Kenjiro Shimizu
Shunsuke Tabei
Kazuyo Onishi
Kenji Furukawa
Toshio Nakayama
Uehara Takeaki
Yoshikatsu Yanashita
Shunsuke Tabei
Kazuyo Onishi
Kenji Furukawa
Toshio Nakayama
Uehara Takeaki
Yoshikatsu Yanashita
Application Number:
JP2016014984A
Publication Date:
August 26, 2020
Filing Date:
January 29, 2016
Export Citation:
Assignee:
East Japan Railway Company
jr East Japan Consultants Co., Ltd.
Hachishu Co., Ltd.
jr East Japan Consultants Co., Ltd.
Hachishu Co., Ltd.
International Classes:
G01B11/24; G01C3/06
Domestic Patent References:
| JP5164519A | ||||
| JP2015103059A | ||||
| JP60087977A | ||||
| JP52121006U | ||||
| JP2002168617A |
Foreign References:
| US6087739 |
Attorney, Agent or Firm:
Gwangyang International Patent Office