The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 20, 2015
Filed:
Apr. 16, 2010
Applicants:
Kensuke Mikami, Tokyo, JP;
Toshinobu Ogatsu, Tokyo, JP;
Nozomi Miki, Tokyo, JP;
Inventors:
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 3/00 (2006.01); H04M 1/18 (2006.01); B32B 3/10 (2006.01); H05K 5/06 (2006.01);
U.S. Cl.
CPC ...
H04M 1/18 (2013.01); B32B 3/10 (2013.01); H05K 5/063 (2013.01); Y10T 428/24802 (2015.01);
Abstract
A waterproof structure of the present invention is for an electronic device including a housing including a first case member that has a first abutting face, and a second case member that has a second abutting face that faces the first abutting face. A water repellent treatment is applied to the first and second abutting faces, and two or more boundaries that change from a region having a relatively small liquid droplet contact angle to a region having a relatively large liquid droplet contact angle are provided along a liquid infiltration direction at an abutting ends portion of the first and second case members.