With Summer’s heat approaching, it’s timely to discuss an extreme environment application. High temperature solutions are required in many industries. A customer recently came to us with an application for operating a painting xture. The xture was to hold aircraft parts for the U.S. Air Force. The basic design called for an inline helical speed reducer which would drive, what amounted to, a rotisserie device that would slowly rotate the part so that all surfaces were easily accessible. While it was relatively a straight forward application, there were some critical caveats. The rst was a requirement for a cost eective, compact inline design, with an input shaft. The reducer was to be manually driven with a hand wheel. Because of the weight of the units to be painted, a high ratio of ap

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