Old clocks and watches & their makers : being an historical and descriptive account of the different styles of clocks and watches of the past, in England and abroad, to which is added a list of nearly twelve thousand makers (1922)
Britten, F. J. (Frederick James), 1843-1913, Britten, Annie · London : E. & F. N. Spon · leaf 50
he diameter of thewheel. The acting faces of these pallets form nearly a right angle,and the verge is planted close to the teeth of the wheel, so that one ofthe projecting pallets is always intercepting the path of the wheel teeth.In this way an alternating rotary motion is imparted to the verge,… … Fig. 28.—^X-erge Escapement with Cross-bar or Foliot Balance. Fig. 28, which is drawn to an enlarged scale. A tooth of the escapewheel is pressing on the upper pallet ; as it drops off the under toothwill reach the root of the lower pallet, but the motion of the verge willnot be at once reversed.…
Clocks and watches · Clock and watch makers
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