Mitsubishi Electric Corporation

Kenichi Shimodaira

Takanori Miyake

Kengo Kato

Yuta Yamada

Yoshikazu Murata

A terminal block includes a top surface formed to be flat, a concave portion formed on the top surface, and a plurality of wiring connecting holes arranged in the concave portion. Wiring display parts corresponding to the wiring connecting holes are arranged on the top surface. The concave portion is arranged in plural for each wiring group. A buttonhole is arranged adjacent to the wiring connecting hole and an opening/closing button for opening and closing a wiring connection fitting located on a bottom part of the wiring connecting hole is accommodated in the buttonhole. The concave portion is a belt-shaped groove.

Terminal block and electronics device unit

A PLC unit comprises a control unit that includes a first surface of a substantially rectangular shape, where a unit-side connector is provided on a second surface that is a back surface side of the first surface, a base that includes a fixing surface having a base-side connector connected to the unit-side connector provided thereon, where a plurality of the control units are fixed on the fixing surface side by side in a lateral direction of the first surface, and a duct that is provided along a side part of the control unit on a longitudinal direction side of the first surface so as to be closer to the base side, wherein at least a part of the first surface of the control unit is constituted by a cover which is rotatably supported about an axis substantially parallel to the lateral direction of the first surface, and is openable in an area opposite to the base.

Growing community of inventors

Chiyoda-ku, Japan

Kenichi Shimodaira