25,300 CHF
C. S. Reichel in Koestritz, German, circa 1805. Fine and rare weight driven mahogany long case regulator with highly unusual dial. Designed as a pyramidal fluted column after Reisner. Unusual brass, divided in three-time four hours with outer ring of four-time 60 minutes, and subsidiary seconds. The counterpoised brass single hand, the skeletonised tip with blued-steel extending pointer (designed as an arrow and driven by a cam) is adjusted automatically every four hours in order to indicate the appropriate chapter-ring to be read. Brass trapezoidal with turned pillars, endless chain, Lepaute type pinwheel escapement, gridiron seconds beating pendulum with knife-edge suspension. Signed on the dial. In good condition. Dim. 190 x 58 x 21 cm. Notes This important regulator is illustrated and described by Klaus Erbrich in Prazisionspendelnhren, fig. 209-213, pp. 144 and 145.
Auctioneer:
Antiquorum
Date:
1996-10-12