Important collector's watches, wristw...
Hotel Richemond, Geneva, Apr 13, 2002
LOT 177
Unsigned, Swiss, circa 1920. Fine brass and steel rounding-up tool.
CHF 1,200 - 1,600
EUR 800 - 1,100 / USD 700 - 950
Sold: CHF 6,325
Large crank lever wheel with adjustable pulley, vertical slide controlled by a knurled nut, horizontal slide controlled by a lever and a stop adjustable screw, wooden base with a drawer with complete set of cutters by Carpano, some by Bretton, holders and turns. Dim. 28 x 32 cm.
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Grade: |
Notes
Very good condition.
This type of re-cutting engine, designed for quickly decreasing the diameter of a wheel, retaining the module and the shape, with automatic entry into a new tooth, was invented by Louis Carpano from Cluses and patented on January 9, 1889.