Title:
CASE OF ON-VEHICLE ELECTRONIC DEVICE
Document Type and Number:
Japanese Patent JP2017149329
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a technology for creating an on-vehicle electronic device case, which achieves good drainage for water entering into the case, at low costs.SOLUTION: A case disclosed by the specification includes: a bottom 41 including an inner surface 41a having a funnel shape; a communication hole 42 provided at a tip 41b of the funnel shape and allowing communication between an internal space and an external space of the case 4; and a reaction substance 43 which is disposed around the communication hole 42 on the inner surface 41a and reacts with a liquid to generate a gas. The reaction substance 43 reacts with water entering into the case 4 to generate the gas and thereby increase an internal pressure in the case 4. As a result, the water entering thereinto is pushed out from the communication hole 42.SELECTED DRAWING: Figure 2
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Inventors:
MURAKAMI TAKAHIRO
Application Number:
JP2016034721A
Publication Date:
August 31, 2017
Filing Date:
February 25, 2016
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
B60R16/02
Domestic Patent References:
| JP2015077059A | 2015-04-20 | |||
| JPH1159289A | 1999-03-02 | |||
| JP2001112143A | 2001-04-20 | |||
| JPS6116507A | 1986-01-24 | |||
| JP2004081912A | 2004-03-18 |
Attorney, Agent or Firm:
Kaiyu International Patent Office