Appeal No. 98-2005
Application No. 08/571,156
directions of the movement to-and-fro. The
spring resistance must be selected
depending on the motor rating and on the
other characteristics of the drive as a
whole. Such resistance might be determined
by tests. A Jerky inversion of motion with
such adverse effects as, for example, the
generation of noise, will be avoided with
this apparatus.
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