Stop-watch wristwatch
AssigneeBreitling Montres S.A.
InventorErnest Schneider
Life of this patent
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Abstract
The minute summer is used as a counting-down device and comprises a rotating disk sector (11) revealing a contrasted dial sector preceding the zero of the graduated scale, at the start of counting-down, and equipped with cut-out (15). This cut-out reveals a second sector (14) of contrasted appearance at the moment when the front edge (19) of the first sector reaches a graduation mark close to zero, for example the final minute, so as to inform the wearer that the final minute has started. Particularly intended for yachting.
Claims4
A stop-watch wristwatch comprising a stop-watch hand (5) which completes one revolution per minute and a minute counting-down device (9) comprising a graduated dial (13) on which is mounted a rotating disk sector (11) completing a fraction of a revolution per minute, so that, at the start of counting-down, the disk sector reveals a contrasted dial sector preceding the zero of the graduated scale, the width of this sector diminishing as counting-down proceeds, wherein the disk sector (11) has a cut-out (15) and wherein the dial (13) of the minute counting-down device has a second sector (14) of contrasted appearance located at an angle such that said cut-out reaches this second contrasted sector of the dial at the moment when the front edge (19) of the first sector reaches a graduated mark close to the zero graduated mark.
Dependencies are inferred from the claim text.