Difficult bowel movement. Bowel movements. Difficult bowel movement (symptom description): Difficult bowel movement is listed as a type of or related-symptom for symptom Bowel movements.
The first Unimate, a product of their new Unimation Corp., was hydraulically powered. Its control system relied upon digital control, a magnetic drum memory, and discrete solid-state control components. In 1961 the first Unimate was installed at a GM plant in Trenton, New Jersey, to assist a hot die-casting machine. Unimation would soon develop robots for welding and other applications. Patent Number 2,988,237 was the seed that spawned the robot industry.
The first digital and programmable robot was invented by George Devol in 1954 and was named the Unimate. It was sold to General Motors in 1961 where it was used to lift pieces of hot metal from die casting machines at the Inland Fisher Guide Plant in the West Trenton section of Ewing Township, New Jersey.