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Watch and clock escapements; (1904)

Philadelphia, The Keystone · leaf 18

An illustration from Watch and clock escapements;, 1904, leaf 18
he Detached Lever Escape?7tent. 15 radial line ; the back of the tooth at an angle of thirty-six degreesto the same radial line ; and make teeth half a tooth-space deepor long. We now come to the consideration of the pallets and how todelineate them. To this we shall add a careful analysis of… … 1 ?. y\<>{>« \ l /> .£tp ■ : 9* ■ -■NMap-set , \ ; . ; ; b . • l\ . * ! / • • < °\ w*.. \ y / / / \» \ --—4—-- -•^..j .-- y 1 j** ■xk.o Fig. 8 inside of the circle n at / to the circle « at £. If now we imagineour escape wheel to be pressed forward in the direction of thearrow j, the…

Clocks and watches

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