Assembly comprising a hard plastic watch case and at least one push button, and method for manufacturing such an assembly
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United States of America Patent
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Dec 14, 1999
Grant Date -
N/A
app pub date -
May 7, 1997
filing date -
May 17, 1996
priority date (Note) -
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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.
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