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Albert Howard Wall
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Individual
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20,204. Wall, A. H. Sept. 16. Clutches; reversing-gearing &c.-The sleeve b, mounted on a feather on the shaft a, is made with internally and externally coned ends adapted to be pressed into contact with corresponding conical surfaces formed by annular grooves in the wheels d, d<1>. The shifting-fork e is fitted with hardened-steel bushes g to take the stems of hardened-steel rollers f. The clutch is applicable in connection with the retort-charging apparatus described in Specification No. 654, A.D. 1901, [Abridgment Class Gas manufacture], and the shifting-fork may be used for other reversing and intermittent gearing.
GB190220204D1902-09-161902-09-16Improvements in Friction Clutches and in Striking Forks for the same and for other Reversing & Intermittent Gearing
ExpiredGB190220204A
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