AN EARLY CYLINDER INKING CHRONOGRAPH

SIGNED HENRI ROBERT, A PARIS, NO. 4905, CIRCA 1850

细节

AN EARLY CYLINDER INKING CHRONOGRAPH
SIGNED HENRI ROBERT, A PARIS, NO. 4905, CIRCA 1850
Circular gilt-finished cylinder movement, plain three-arm brass balance, white enamel dial, Arabic ten-minute divisions, outer fifth seconds divisions, subsidiary dial for 30 minute register, large center hand with ink bowl and discharging pointer, dial and movement on a brass square plate, push buttons to start and stop, winding key to upper right corner, all housed within a fitted wooden box entirely covered in leather, dial signed, movement numbered
3 in. (7.6 cm.) square

来源

Anonymous sale; Christie's, New York, 11 June 2004, lot 327.

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拍品专文

The inking chronograph is operated by means of a hand composed of two parts. The lower part is fitted with an ink bowl and the upper part with a think needle which, when activated, compresses the lower part to release a trace of ink on the dial giving a visual readout of the elapsed time.