Title:
MONITORING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/158083
Kind Code:
A1
Abstract:
A monitoring device (100) according to one embodiment of the present invention comprises: a lens (4); a cover (5) for covering a peripheral surface of the lens (4); and a plasma actuator (7) that includes a first electrode (71) for generating, towards the center axis (C) of the cover (5), plasma (P) and/or an induced jet flow (F) induced by a dielectric barrier charge, and that removes dust (D) by means of the plasma (P) and/or the induced jet flow (F).
Inventors:
KAWABATA KAORU (JP)
ISE AKIFUMI (JP)
SEGAWA TAKEHIKO (JP)
ISE AKIFUMI (JP)
SEGAWA TAKEHIKO (JP)
Application Number:
PCT/JP2021/040502
Publication Date:
July 28, 2022
Filing Date:
November 04, 2021
Export Citation:
Assignee:
HITACHI ZOSEN CORP (JP)
AIST (JP)
AIST (JP)
International Classes:
H05H1/24; F23M11/04; H04N5/225; H04N7/18
Foreign References:
| JPH09119627A | 1997-05-06 | |||
| JP2001332399A | 2001-11-30 | |||
| US20110283477A1 | 2011-11-24 | |||
| JP2013131488A | 2013-07-04 | |||
| JPH0255100U | 1990-04-20 | |||
| JP2015169365A | 2015-09-28 | |||
| JPH0539078U | 1993-05-25 | |||
| JPS5647000U | 1981-04-25 | |||
| JP2004096675A | 2004-03-25 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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