Title:
FOREIGN MATTER DETECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/235321
Kind Code:
A1
Abstract:
This foreign matter detection system is provided with: a first image capturing device 5a which is disposed, around a shield in a target area A, on one side among a left side and a right side and further inward than the shield when viewed from a transmission part 4 through which the outside can be viewed from the inside of the target area A, and which includes, in an angle of view, a space of the other side among the right and left sides; a second image capturing device 5b that is disposed on the left and front side of the shield when viewed from the transmission part 4, and includes, in an angle of view, a depth-side space and a right-side space ; and a third image capturing device 5c that is disposed on the right and front side of the shield when viewed from the transmission part 4, and includes, in an angle of view, a depth-side space and a left-side space.
Inventors:
HAMAGUCHI KENICHI (JP)
IMAIZUMI HIROAKI (JP)
NISHIMURA TAKANORI (JP)
NAKAMURA KENICHI (JP)
IMAIZUMI HIROAKI (JP)
NISHIMURA TAKANORI (JP)
NAKAMURA KENICHI (JP)
Application Number:
PCT/JP2020/018167
Publication Date:
November 26, 2020
Filing Date:
April 28, 2020
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
E04H6/00; E04H6/18; E04H6/42; G03B15/00
Foreign References:
| JP2012251306A | 2012-12-20 | |||
| JP2018012927A | 2018-01-25 | |||
| JP2019068213A | 2019-04-25 |
Attorney, Agent or Firm:
AOMI PATENT (JP)
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