Patents Represented by Law Firm Griffin, Buttler, Whisenhunt & Szipl, LLP
  • Assembly comprising a hard plastic watch case and at least one push button, and method for manufacturing such an assembly
    Patent number: 6000842
    Abstract: The assembly according to the invention comprises a hard plastic watch case (2), having on its middle part one or more sealed push buttons (5) made in an inexpensive manner. Each push button (5) comprises a hard plastic stem (10), for example the same material as the case, and an elastomer flexible head (12) which is over moulded onto an external surface (15) of the case. The case and the push buttons may be manufactured by injecting two materials in a single mould. The invention applies to electronic watches and to mechanical watches.
    Type: Grant
    Filed: May 7, 1997
    Date of Patent: December 14, 1999
    Assignee: SMH Management Services AG
    Inventors: Jacques Muller, Rolf Widmer, Clement Meyrat