Title:
SENSOR DEVICE AND WATER SURROUNDING EQUIPMENT
Document Type and Number:
Japanese Patent JP2019029320
Kind Code:
A
Abstract:
To provide a sensor device suitable for enlarging a light emitting unit.SOLUTION: A sensor device includes a light guide member 48 capable of internally guiding light incident from the incident surface 48a and emitting light from the emission surface 48b and a photoelectric sensor 52 capable of detecting an object to be detected by receiving a reflected light of a detection light projected by a light projecting unit 52a by a light receiving unit 52b, and the light guide member 48 has a reflective surface 48e that is provided on the side opposite to the emission surface 48b and is capable of reflecting the light incident from the incident surface 48a on the emission surface 48b, and one of the light projecting unit 52a and the light receiving unit 52b or both sensor elements are disposed on the reflective surface 48e side of the light guide member 48 with respect to the light guide member 48, and the photoelectric sensor 52 detects the object to be detected by using the detection light transmitted through the light guide member 48.SELECTED DRAWING: Figure 8
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Inventors:
BANDO NOBUAKI
OKUZAWA HIROSHI
KAWABATA RYOTA
UESUGI KAZUO
OKUZAWA HIROSHI
KAWABATA RYOTA
UESUGI KAZUO
Application Number:
JP2017151097A
Publication Date:
February 21, 2019
Filing Date:
August 03, 2017
Export Citation:
Assignee:
LIXIL CORP
International Classes:
H01H35/00; E03C1/042; E03C1/05; G01V8/10
Domestic Patent References:
| JP2004014383A | 2004-01-15 | |||
| JPS63134426U | 1988-09-02 | |||
| JP2010133131A | 2010-06-17 | |||
| JP2004214059A | 2004-07-29 | |||
| JP2010218996A | 2010-09-30 |
Attorney, Agent or Firm:
Sakaki Morishita