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The modern clock; a study of time keeping mechanism; its construction, regulation, and repair (1905)

Goodrich, Ward L · Chicago, Hazlitt & Walker · leaf 340

An illustration from The modern clock; a study of time keeping mechanism; its construction, regulation, and repair, 1905, leaf 340
s kind. THE MODERN CLOCK. 337 The rack tail is friction-tight on its arbor and should beadjusted so that the proper tooth shall come in mesh withthe gathering pallet for each step of the snail, or irregularstriking will result. Such a clock may strike one, two, threeand four correctly and then… … rack teeth safely past the edge of the rack hook, B, owingto the tail of the rack not being properly adjusted. Theteeth should all be carried safely past the edge of the hookand then be dropped back a little as the hook engages; thisis the more necessary to watch with hand-made racks andsnails, or…

Clocks and watches

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