Patent ID: 9292004
Filing Date: 2016-03-22
CPC Classification: G04B,G10K

Claim Text:
1. A gong for a striking-work device of a timepiece, the gong comprising a spring blade forming a main body of said gong and being adapted to act as a vibrating member so as to produce a sound following an actuation, the spring blade of the gong consisting of a wound wire having at least partially the shape of a circular arc and comprising at least one opening formed in its main body, wherein said at least one opening formed in the main body of the spring blade of the gong is either non-filled or filled at least partially by addition of a material other than that of the main body of the spring blade, said other material used for the filling of said at least on opening being selected from the group of materials consisting of gold, silver, platinum, and a non-ferromagnetic metal alloy.