Five hundred and seven mechanical movements (1903)
Brown, Henry T. [from old catalog] · New York, Brown & Seward · leaf 77
eon the rock-shaft operates on the lifter at-tached to the lifting-rod to raise the valve. 287. Pickerings governor. The balls areattached to springs the upper end of each ofwhich is attached to a collar fixed on thespindle, and the lower end to a collar on thesliding sleeve. The springs yield in a… … 289
Mechanical movements
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