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Scientific American, Vol. 37, No. 10 (September 1877) (1877)

leaf 4

An illustration from Scientific American, Vol. 37, No. 10 (September 1877), 1877, leaf 4
according as a broader or narrower ready for its next gradual feed. The length of feed may be IMFBOVED FASTENING DEVICE FOB BILLIABD " grip " is required. This adjustment is made by shifting varied by change of cams CUSHION BAILS. the driving belt on the cones by means of the belt shifting It has… … are suitably hinged the arms which carry the fans, C. To the which were provided with large finished heads, and which middle of the arms are attached braces which are hinged to The thread is held against the circumference of the ho.- were so applied that, while the body of the bolt passed…

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