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US 10,309,827 B2Granted
Multi-optical axis photoelectric sensor comprising a light transmissive plate disposed to straddle the body housing and a pair of caps
AssigneePanasonic Industrial Devices Sunx Co., Ltd.
InventorKeisuke Kimura
Life of this patent
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Abstract
A multi-optical axis photoelectric sensor includes: a pair of body-side packings which seal between a body housing and both side edges of a light transmissive plate; first packings which seal between caps and the side edges of the light transmissive plate, and between the caps and end portions of the light transmissive plate, and which are connected to the pair of body-side packings; and second packings which are integrally molded with the first packings, respectively, and which seal between the caps and the body housing.
Claims6
A multi-optical axis photoelectric sensor comprising:
- a body housing having openings in a front surface and both end portions;
- a pair of caps that respectively close the openings of the both end portions of the body housing;
- a light transmissive plate that closes the opening of the front surface of the body housing, wherein through which light of photoelectric elements is transmissible through the light transmissive plate, and the light transmissive plate is disposed to straddle the body housing and the pair of caps;
- a pair of first sealing portions that seal between the body housing and both side edges of the light transmissive plate;
- second sealing portions that seal between the caps and the side edges of the light transmissive plate and between the caps and end portions of the light transmissive plate, wherein the second sealing portions are connected to the pair of first sealing portions;
- and
- third sealing portions which are integrally molded with the second sealing portions respectively, and which seal between the caps and the body housing.
4 more elements
Dependencies are inferred from the claim text.