Otics Corporation

Makoto Takaragi

Naoyuki Yamane

Eiichi Nozaki

Tatsuya Sasaki

Yoshiaki Haga

Providing a rocker arm which can ensure the durability while reducing the inertial mass. The rocker arm () includes a valve abutment part () pressing a valve (). The valve abutment part () includes a receiving wall () abutting against an end surface of a stem end (A) of the valve () in a pressing state and a pair of sidewalls () protruding from both side ends (A) of the receiving wall () so as to be opposed to each other and disposed along and in proximity to a side peripheral surface of the stem end (A) of the valve (). At least protruding distal ends of the sidewalls () each have a smaller thickness than adjacent portions and serve as a thinner portion ().

Growing community of inventors

Nishio, Japan

Makoto Takaragi