| 摘要 |
344,729. Alarm mechanism for clocks. MANUFACTURE D'HORLOGERIE DE BETHUNE, 170, Rue de Faubourg d'Arras, Bethune, Pas de Calais, France. May 27, 1930, No. 16369. Convention date, July 3, 1929. [Class 139.] A stop device for alarm mechanism consists of a rod a formed with a head e which is depressed by hand, against spring pressure r, into the path of a fly l, l<1> on the alarm train. The arrested wing l locks the head e down. When the alarm train is wound up the fly rotates backwards and releases rod a. |
