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Davidsen, J. S.

Public reference bibliography and cataloged PDF materials authored or published by Davidsen, J. S..

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Chain friction system gives positive, reversible drive

Year: 2019 • Source: ntrs.nasa.gov • Listed PDF

By cementing a strip of an elastomer to the smooth metal rim of the pulley and neoprene covered idlers providing suitable tension to the chain around the pulley, a positive reversible drive is accomplished more quietly a...