FR382306A -
Helical escapement with geometric rectilinear clearance, for use in watchmaking in general, watches, clocks, alarm clocks, various counters and marine chronometers
- Google Patents
Helical escapement with geometric rectilinear clearance, for use in watchmaking in general, watches, clocks, alarm clocks, various counters and marine chronometers
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EMILE ROUX
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EMILE ROUX
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Publication of FR382306ApublicationCriticalpatent/FR382306A/en
G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
G04B15/00—Escapements
G04B15/14—Component parts or constructional details, e.g. construction of the lever or the escape wheel
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Physics & Mathematics
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General Physics & Mathematics
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FR382306D1907-08-191907-08-19
Helical escapement with geometric rectilinear clearance, for use in watchmaking in general, watches, clocks, alarm clocks, various counters and marine chronometers
ExpiredFR382306A
(en)
Helical escapement with geometric rectilinear clearance, for use in watchmaking in general, watches, clocks, alarm clocks, various counters and marine chronometers
Helical escapement with geometric rectilinear clearance, for use in watchmaking in general, watches, clocks, alarm clocks, various counters and marine chronometers
Window dial system showing successively the numbers of series 1 to 12 and 13 to 24 on clocks, clocks, watches, and in general on all devices indicating the time
Complementary time dial instantly adapting to the ordinary dials of watches, clocks and clocks with only the hour number 1 to 12, in order to add the new number 13 to 24