Hitachi Maxell, Limited

Hitachi Maxwell, Ltd.

Akira Kishida

Osamu Watanabe

Kaoru Hisatomi

Kazuo Ishida

Yasunori Okuzono

An electrical apparatus for attaching a battery to a printed circuit board which includes a battery body containing terminals, a portion of each of the terminals defining a fixing portion, a circuit board containing conductive portions and at least one through hole formed therein, wherein the fixing portion of each of the terminals contains at least one engaging portion which lockingly engages the through holes formed in the circuit board or in the vicinity of the through holes and contains a contacting portion which contacts the conductive portion of the circuit board for electrically connecting the battery body to the conductive portion of the circuit board.

Battery provided with terminals

An electrical apparatus for attaching a battery to a printed circuit board which includes a battery body containing terminals, a portion of each of said terminal defining a fixing portion, a circuit board containing conductive portions and at least one through hole formed therein, wherein the fixing portion of each of the terminals contains at least one engaging portion which lockingly engages the through holes formed in the circuit board or in the vicinity of the through holes and contains a contacting portion which contacts the conductive portion of the circuit board for electrically connecting the battery body to said conductive portion of the circuit board.

A hermetically sealed liquid active material cell having an oxyhalide compound which is in a liquid state at room temperature as a positive active material, a negative electrode which contains at least one alkali metal, a cell container which has a thin-wall part in its bottom for explosion-proofing, and a hermetic seal which closes an opening of the cell container, in which the cell further has a resinous ring on an inner surface of the bottom of the cell container, which cell has improved explosion-proof performance.

Growing community of inventors

Ono, Japan

Akira Kishida