Takenaka Komuten Co., Ltd.

Kyokuto Kaihatsu Kogyo, Co., Ltd.

Hirokuni Kubota

Tateo Kawamura

Hayao Aoyagi

Jiro Ishii

Katsushi Tanaka

Yoshihiro Ishikawa

Tadashi Itakura

Masahiko Furukawa

Takashi Shiozaki

Toshio Murai

Isoji Okada

Masakazu Nagao

Yoshimasa Sasaki

Toshiaki Tsuchiya

Akio Sakamoto

Masamitsu Kikuchi

Hiromichi Yamada

Fumio Fujii

Morio Ishii

An apparatus for horizontally casting concrete comprises a horizontally foldable multilink support arm composed of an attachment frame, a proximal boom, intermediate booms, and a distal boom which are pivotally coupled by joint tubes, a drive mechanism composed of worm wheels mounted on the joint tubes and worm gears mounted on the booms and held in mesh with the worm wheels for enabling the support arm to move in articulatory motion, a concrete pressure-feed pipe extending from a pump along the booms and through the joint tubes with swivel joints, and an attachment jig mounted on the attachment frame for being mounted on a column.

Apparatus for horizontally casting concrete

Growing community of inventors

Kashiwa, Japan

Hirokuni Kubota