the time neces- Fig. 2 a side elevation. sary for the same operation with A post, A, rises from a suitable the old style of coupling. pedestal. From the top of the post A slotted washer, D, may be + extends a bracket which supports used if desired, between the piece, C, and the ear of the coupling… … even in the oldest appliances, modern inventive genius finds of the lid, closed as long as life is not detected but opened as scope for its labors. quick as life appears, of great importance. It prevents the ble to and from the grinding wheel by adjusting screws, F. Further information may be…
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten11unit-514-0.webp)
