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ETERNA AG UHRENFABRIK

ETERNA AG UHRENFABRIK Patent applications
Patent application numberTitlePublished
20100254229Mechanical Watch Having Constant Spring Force - A mechanical watch comprises a motive spring in a first spring barrel and a mechanical and/or automatic winding device. A second spring barrel and a differential having three drive trains are provided, wherein the train connected to the winding device acts on the first and second spring barrels in the same direction.10-07-2010
20100067332Watch with a Time Zone Display - A watch includes a conventional hour hand and minute hand. The watch also includes a time zone display with a window in which information regarding a time zone is placed on a disc. This time zone includes a time display comprising at least one hour display, which may also be realized by a window in that an hour display for the displayed time zone is placed on a disc. A crown with a depressor is then provided, which is mechanically connected to the time zone display or the time display for the displayed time zone such that, by actuating the depressor, at least the hour hand may be brought into synchronization with the time zone determined by the time zone display. In this manner, the new local time may be set according to a predetermined time zone by a single operation without stopping the clockwork.03-18-2010