Mazda Motor Corporation

Naoki Okano

Toshihiro Ishikawa

Kazutaka Ishikura

Takao Fukuda

Hiroyuki Matsumoto

Masayuki Kage

A headrest movable frame ( ) has an upper frame ( ) which is arranged on the upper end face of a seatback and extends in the widthwise direction of the vehicle body, and side frames ( ) which are arranged on the side end faces of the seatback and extend in the up-and-down direction. A lower frame ( ) is axially supported on the side frames ( ) at a position below the upper frame ( ). Guide holes ( ) linearly move a headrest ( ) upward and forward by a backward load acting on the lower portion of the lower frame ( ) of the headrest movable frame ( ) in a rear impact collision.

Growing community of inventors

Hiroshima-ken, Japan

Naoki Okano