FILENAMES:

pulley.gif

DESCRIPTION:

This is a scanned image of instructions for using a lineshaft
friction clutch. Posted by Frank Morrison <Fdmorrison@aol.com>. 
Frank provided the following description:

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Regarding the mechanics of 19th century friction clutches for 
lineshaft and countershaft pulleys and couplings, the attached 
scan of a page from an 1893 catalog for the Medart Patent Pulley Co.
(St. Louis), shows the inner workings of one then-popular form.

Frank Morrison