US Patent No. 10,219,393


Patent No. 10,219,393
Issue Date February 26, 2019
Title Electronic Device
Inventorship Satoru Yasui, Tokyo (JP)
Masaya Hirashima, Tokyo (JP)
Takahiro Sakaguchi, Tokyo (JP)
Tsuyoshi Kozai, Tokyo (JP)

Claim of US Patent No. 10,219,393

1. An electronic device comprising: a housing comprising a wall portion formed with an engagement hole; a printed circuit board including a first top flat surface, a second bottom flat surface, and a wiring pattern comprising a plurality of lines and provided in the housing; a tongue portion formed of a part of the printed circuit board and flush with the first top flat surface and the second bottom flat surface, and provided in the engagement hole; and a connector formed of the engagement hole and the tongue portion in the engagement hole, and into which a connecter plug is to be inserted, wherein some parts of the lines of the printed circuit board extend on a surface of the tongue portion and constitute connection terminals of the connector; a ground layer is formed in the printed circuit board and exposed to side surfaces and a distal end surface of the tongue portion and the tongue portion comprises a through-hole formed in each of the side surfaces to constitute an engagement recess configured to engage and ground with the connector plug, and the grand layer is exposed to the engagement recess to be connectable to a ground terminal of the connector plug.