1984 – Bellows Robotic Arm/Trunk – James Wilson (American)

  Reference:  Science News – March 26, 1988 The Muscular Machinery of Tentacles, Trunks and Tongues Scientists discover a new way for muscles to work By STEFI WEISBURD An arm without bones could not bend. A person who tried to bend such an arm would instead end up with a short, fat bulge of biceps. …

1984 – Moth , a light-seeking robot – Gene Oldfield (American)

Extract from the book "Everyone Can Build a Robot Book " by Gene Oldfield and Kendra Bonnet, 1984. "The concept behind the Moth is very simple. When you turn on the robot in a  dark room, the photocells have a high resistance rate that blocks the flow of electricity. The Moth does  not move. When …