Title:
RAIN SENSOR
Document Type and Number:
WIPO Patent Application WO/2024/048502
Kind Code:
A1
Abstract:
This rain sensor includes: a transparent member (210) that is filled, without a gap, into an opening (121) of a shield layer (120) that is provided on the inner surface of a windshield and partially penetrated to form the opening; a transparent plate part (220) made of resin and disposed on the shield layer and the transparent member; a bracket (230) disposed on the plate part and having a hook (231); a sensor unit (240) that emits measurement light toward the windshield through the plate part and the transparent member, and receives, through the transparent member and the plate part, reflected light reflected at the outer surface of the windshield so as to detect rain drops adhering to the outer surface of the windshield, on the basis of the intensity of the reflected light; and a cover (260) that is in the form of a container having a spring member (262), that accommodates the spring member and the sensor unit, and that presses the sensor unit against the plate part and is fixed to the bracket, due to the spring member being compressed in a state in which the spring member is hooked onto the hook of the bracket.
Inventors:
ANDO KOHEI (JP)
Application Number:
PCT/JP2023/030909
Publication Date:
March 07, 2024
Filing Date:
August 28, 2023
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
G01N21/17; B60S1/08
Domestic Patent References:
| WO2015146152A1 | 2015-10-01 |
Foreign References:
| JP2020159943A | 2020-10-01 | |||
| JP2001141645A | 2001-05-25 | |||
| JP2006098124A | 2006-04-13 | |||
| JP2003254897A | 2003-09-10 | |||
| JP2022075077A | 2022-05-18 | |||
| JP2010276421A | 2010-12-09 | |||
| JP2012177576A | 2012-09-13 | |||
| JP2015034714A | 2015-02-19 | |||
| JP2023023906A | 2023-02-16 |
Attorney, Agent or Firm:
KAI-SEI PATENT FIRM (JP)
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