Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 299
1180. DUPLEX ESCAPEMENT.—A, thebalance-wheel stop: B, the oscillating palletfixed to the balance-wheel shaft and adjusted toreceive a strong impulse from the studs a, a, aat the moment the escapement tooth falls intothe notch in the stop A. … iiSi. JEWELLED DETACHED LEVERESCAPEMENT.—D. E. jewel pallets: J, rolljewel in the arbor disc : L. M. lever stops; H,balance-wheel stop.
Mechanical movements
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