Title:
光電センサ及びその製造方法
Document Type and Number:
Japanese Patent JP7111244
Kind Code:
B2
Abstract:
Provided is a photoelectric sensor capable of being securely joined to a housing while being sufficiently resistant to dirt. A housing 12 of a photoelectric sensor 10 has an opening 121 which allows passage of at least one of light from a light projecting unit 14 and light to a light receiving unit 16, and is provided with a cover lens 50 which covers the opening 121 and is optically transmissive. The cover lens 50 is joined to an edge portion 121a of the housing 12 defining the opening 121. An outer surface 51 of the cover lens 50 is provided with antifouling coating 61. An inner surface 52 of the cover lens 50 has a joint portion 52a which is in contact with the edge portion 121a and is not provided with the antifouling coating 61.
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Inventors:
Junpei Nakamura
Hiroki Nakajima
Kazuyoshi Komai
Takahiro Oikawa
Hiroki Nakajima
Kazuyoshi Komai
Takahiro Oikawa
Application Number:
JP2021502400A
Publication Date:
August 02, 2022
Filing Date:
February 28, 2020
Export Citation:
Assignee:
OMRON Corporation
International Classes:
H01H35/00
Domestic Patent References:
| JP2018152227A | ||||
| JP6410940U | ||||
| JP2007305673A |
Attorney, Agent or Firm:
Mitsuharu Kiuchi
Koichi Okuma
Sadanori Katagiri
Kanako Kiuchi
Koichi Okuma
Sadanori Katagiri
Kanako Kiuchi