Title:
走行型トンネル覆工撮影装置、及び走行型トンネル覆工撮影方法
Document Type and Number:
Japanese Patent JP6772425
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a travelling tunnel lining photographing device and a travelling tunnel lining photographing method that can obtain a tunnel lining image clearer than images taken with a prior art by solving problems of the prior art.SOLUTION: A travelling tunnel lining photographing device of the present invention is a device to photograph a tunnel lining while travelling, and includes a travelling body, lighting means (installed on the travelling body), image acquisition means (installed on the travelling body), and control means. When the control means transmits a trigger signal, the lighting means turns on lights, and the image acquisition means takes an image of the surface of the tunnel lining.SELECTED DRAWING: Figure 1
Inventors:
Masaki Higashida
Jun Kato
Jun Kato
Application Number:
JP2017032864A
Publication Date:
October 21, 2020
Filing Date:
February 24, 2017
Export Citation:
Assignee:
Kokusai Kogyo Co., Ltd.
Measurement Research Consultant Co., Ltd.
Measurement Research Consultant Co., Ltd.
International Classes:
H04N5/225; G01N21/954; G03B15/05; G03B17/56; H04N5/222; H04N5/232
Domestic Patent References:
| JP2007218725A | ||||
| JP2004012152A | ||||
| JP2011117788A | ||||
| JP2000331168A | ||||
| JP2004347585A | ||||
| JP2016031249A | ||||
| JP2014095627A |
Attorney, Agent or Firm:
Teppei Kai