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The Universal Cyclopædia of Arts & Mechanisms

Vol. IV — Horology Plate XLVII Engraved by A. Vessel, 1839 Sheet 47 of 212

PlateXLVII

The Detached Escapement, its train, and the several parts of the balance; drawn from the workshop of Ferrand & Sons, Neuchâtel.

Engraved plate XLVII: six figures of a detached escapement Six numbered engravings showing the escape wheel, pallet fork, balance and hairspring, mainspring barrel, pendulum suspension and the assembled train. Twenty-two keyed numerals refer to the facing index. Fig. 1 — the escape wheel Fig. 2 — pallet fork & jewels Fig. 3 — balance, with spiral spring Fig. 4 — the going barrel Fig. 5 — suspension Fig. 6 — the train, in profile
Plate XLVII. Drawn to the scale of two diameters. The numerals refer to the Explanation of the Plate, set out in the column at the right hand; italics denote a part described more fully under its own head.
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