Armstrong, Nikaido, Marmelstein & Kubovcik
Conveyor in plastic working machine
 A conveyor in a plastic working machine, wherein lower dies and upper dies for plastic working of a work in collaboration are disposed on a plurality of working stations, respectively, the stations being set at intervals along the direction in which the work is conveyed, arms each having a handling mechanism for holding the work are provided on transfer bars disposed sideway of the working stations for conveying the work in sequence among the working stations, the transfer bars are provided on both sides of each working station, the arms are bridged between both the transfer bars with both the ends borne on both the transfer bars movably back and forth in the conveying direction or fixed to both the transfer bars. 
Honda Giken Kogyo Kabushiki Kaisha
B B B B B
B21D B21D B29C B29C B29C
inventional inventional inventional inventional inventional
Ken Akira Motoatsu Ryoichi Hiroyasu Masaru Mitsuki
Tazou Namiki Shiraishi Kageyama Yamada Sasagawa Nakamura