Mitsubishi Electric Corporation

Naoki Ihana

Satoru Hasegawa

Katsunori Takai

A bearing holding structure has a substantially cylindrical sleeve and a plate-shaped pressing plate. A tubular portion of the sleeve includes a housing press-fit portion having an outer peripheral surface to be press-fit into a recess of an upper housing, and a bearing press-fit portion having an inner peripheral surface to be press-fit thereinto by a bearing. A pullout prevention portion that protrudes inward to prevent pullout of the bearing is formed at one end of the tubular portion, and the pressing plate is press-fit into the other end thereof.

Butterfly valve

A fluid control valve includes a valve-side housing and an actuator-side housing. The valve-side housing includes a first facing plane portion that faces a second facing plane portion of the actuator-side housing and a first connection portion arranged at an outer side region of the first facing plane portion. The actuator-side housing includes the second facing plane portion and a second connection portion arranged at an outer side region of the second facing plane portion. The valve-side housing and the actuator-side housing are connected to each other via the first connection portion and the second connection portion such that a space is provided between the first facing plane portion and the second facing plane portion. The first facing plane portion of the valve-side housing includes a depression portion that is recessed in a direction away from the second facing plane portion of the actuator-side housing.

Growing community of inventors

Tokyo, Japan

Naoki Ihana