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RESETTING-TO-ZERO MECHANISMS FOR SECONDS, MINUTE, AND HOUR HANDS
   
Document Number
US Patent 3667212
Issued Date
June 6, 1972
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Abstract
In a timepiece wherein the second, minute and hour hands are rotated about a common axis, an externally operated hand position resetting arrangement is provided for shifting a second hand connection lever and a minute and hour hand correction lever into engagement with respective cams to accomplish the resetting of the hands to a zero position.
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RESETTING-TO-ZERO MECHANISMS FOR SECONDS, MINUTE, AND HOUR HANDS - US Patent 3667212 Drawing
Drawing from US Patent 3667212
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Number of Claims:
5
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Published
June 6, 1972
Application Number
05/134,944
Filed
April 19, 1971
US Classification
368/106   968/252 968/835
Int'l Classification
G04B   27/00   (20060101)   G04F   7/00   (20060101)   G04F   7/08   (20060101)  
Assistant Examiner
Priority Data
Apr 20, 1970 [JA] 45/32975 Jun 04, 1970 [JA] 45/55024 Jun 05, 1970 [JA] 45/55602
USPTO Field of Search
58/74   58/75   58/76   58/77   58/78   58/85.5  
Related Patents
7322741 - Second hand reset device for a timepiece - Owned by Chopard Manufacture SA (Fleurier,CH)

A setting device for a timepiece comprising a second-indicating element (1) and at least one other time-indicating element comprises a first manual control element (2) that can occupy a neutral position and a position for setting the other time-indicating element or elements, and a mechanism (3) for resetting the second-indicating element (1) to zero, connected to the first manual control element (2). The reset mechanism (3) comprises a second manual control element (6) and is configured so that actuating the second manual control element (6) resets the second-indicating element (1) to zero when the first manual control element (2) is in the position for setting the other time-indicating element or elements and has no effect on the second-indicating element (1) when the first manual control element (2) is in the neutral position.

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Description
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