1
Masayoshi Takagi, Yoshio Yoshioka, Tetsuo Matsuzaki, Shuhei Noro, Syouji Ikawa, Katutoshi Naruse: Programmable transfer machine. Toyoda Koki Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha, Oblon Spivak McClelland Maier & Neustadt, June 20, 1989: US04841431 (27 worldwide citation)

A transfer machine comprising a conveyor for conveying workpieces to stations and numerically controlled machine tools disposed at their respective stations. These machine tools are controlled by sequence controllers, which are connected with their respective numerical controllers. All the programs ...


2
Hisaji Nakao, Katutoshi Naruse, Kazuhiko Hasegawa, Sadao Kawade, Yasufumi Tokura, Kazuo Matsuno: General purpose sequence controller. Toyoda Koki Kabushiki Kaisha, Oblon Fisher Spivak McClelland & Maier, May 24, 1977: US04025902 (17 worldwide citation)

A general purpose sequence controller wherein a schematic electric circuit diagram comprising a ladder network of circuit lines disposed between two vertical bus lines is changeable and simulated by a special purpose control program. A logic operation circuit comprises first and second circuit means ...