Timepiece with calendar

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United States of America Patent

PATENT NO 6912180
SERIAL NO

10918259

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The invention relates to a timepiece comprising a time train, a 31-toothed wheel, a wheel of units of 30 teeth plus a space corresponding to a tooth which is used to drive a star-wheel of units and a four-toothed wheel for driving a star-wheel of tens, a year cam which is solidly connected to a wheel, and drive means for driving said 31-toothed wheel by one revolution per month and the year cam by one revolution per year. The aforementioned 31-toothed wheel is solidly connected to a corrector element. The drive means comprise a cam which is solidly connected to a wheel, a driving yoke, elastic means which are used to press said yoke against the cam, a corrector yoke, a feeler which is arranged to detect the position of the year cam and elastic means in order to connect said yokes to one another.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
MANUFACTURE ROGER DUBUIS S A1217 MEYRIN

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dias, Carlos Carouge, CH 14 119

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