Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 302
1184. LEVER ESCAPEMENT.—Theanchor pallet B is attached to the lever C E,at the end E of which is a notch to receivethe pin in the balance-wheel disc D. The im-pulse is given to the balance wheel at themiddle of its oscillation by the escape of theteeth from the stop surface to the impulseplanes of… … 1185. LEVER CHRONOMETER ESCAPE-MENT, single-pallet impulse. The lever palletsalternately lock the escapement by the throw ofthe lever; the oscillating pin on the pallet discdrops into the fork of the lever, throwing itagainst the stop pins at its other end. 1186. ARNOLD CHRONOMETERESCAPEMENT.—The…
Mechanical movements
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