Nippon Kayaku Kabushiki Kaisha

Other

Junya Amano

Masahiro Kume

Dairi Kubo

Kenjiro Ikeda

Jun Yasukuni

Yoshiyuki Miyazaki

Akio Matsumaru

Motonori Kido

Ayumu Kimura

Mitsuru Tanigawa

Hideaki Toyama

Hiroshi Hori

Kenjiro Nishida

Koji Nakamura

Gas generator

A gas generator for actuating a vehicle occupant restraint device, including a first hollow body with a bottom and sides, gas generants filled densely in the first hollow body, an electric ignitor formed by housing igniting agents in a second hollow body with a bottom and sides, and closing the second hollow body with a plug, and a holder positioning the second hollow body in a center of the first hollow body and fixing the first hollow body while holding the plug of the electric ignitor. Particularly, a ratio of an empty space to a full volume of a space partitioned by an inner surface of the first hollow body, an outer surface of the second hollow body, and the holder is less than 20% by volume.

Gas generator for actuating vehicle passenger constrainer

A circuit breaker includes, a cylindrical portion having a gunpowder and a exploding unit for exploding the gunpowder by application of electric power to the gunpowder, the cylindrical portion being provided with an opening at at least one end; a base material securing the cylindrical portion, at least the surface of which is made of insulating material; a conductor fixed to the base material and having a break portion located at a position opposite to the opening of the cylindrical portion, the break portion being broken by explosive force of the gunpowder; a first metallic cover portion covering the cylindrical portion and the break portion; and a second metallic cover portion covering the base material from an opposite side to the cylindrical portion, wherein the first and second cover portions are fixed to the base material by directly connecting the first and second cover portions each other.

Circuit breaker

Growing community of inventors

Himeji, Japan

Junya Amano