Shimizu Construction Co., Ltd.

Yamagiwa Corporation

Shinichi Imabeppu

Nobuhiro Enaka

Yoshiro Hashimoto

Kuninori Kobayashi

Akira Shimamura

Mitsuyoshi Terada

A wall of the ceiling has a large number of recessed wall portions formed it in a honeycombed manner, thereby forming projected wall portions between corners of the adjacent recessed wall portions; a plurality of illumination mechanisms for electrically illuminating corresponding recessed wall portions are provided through supporting mechanisms to the ceiling; and ceiling appliances including smoke sensors, and inlets and outlets of an air conditioner. Each supporting mechanism comprises a pipe being connected at one end thereof to a corresponding projected wall portion and at the other end thereof to a corresponding illumination mechanism so that the corresponding illumination mechanism is positioned just below a corresponding recessed wall portion. The ceiling appliances are mounted on the projected wall portions.

Growing community of inventors

Matsudo, Japan

Shinichi Imabeppu