. Watch and clock escapements; . IP & IF Fig. 109 The Detached Lever Escapement. 107. Fig. 110 must be corrected for our purpose. We will take it for grantedthat all the seats a are of precisely the same height, measured fromB, and that a watch plate placed in the jaws C will be held exactly-parallel with the said bed B. We must next provide two pillars,shown at D E, Figs. 109 and in. Thesepillars furnish support for sliding centerswhich hold the top pivots of the escapewheel and pallet staff while we are testingthe depths and adjusting the pallet will be understood that these pillar


. Watch and clock escapements; . IP & IF Fig. 109 The Detached Lever Escapement. 107. Fig. 110 must be corrected for our purpose. We will take it for grantedthat all the seats a are of precisely the same height, measured fromB, and that a watch plate placed in the jaws C will be held exactly-parallel with the said bed B. We must next provide two pillars,shown at D E, Figs. 109 and in. Thesepillars furnish support for sliding centerswhich hold the top pivots of the escapewheel and pallet staff while we are testingthe depths and adjusting the pallet will be understood that these pillarsD E are at right angles to the plane ofthe bed B, in order that the slides likeG N on the pillars D E move exactlyvertical. In fact, all the parts movingup and down should be accurately made,so as not to destroy the depths taken from the watch plate A. Sup-pose, to illustrate, that we place the plate A in position asshown, and insert the cone point n, Figs. 109 and 112, inthe pivot hole for the pallet staff, adjusting the slide G N sothat the cone point rests accurately in said p


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