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Watch and crown used in this watch

  • US 7,591,582 B2
  • Filed: 02/14/2006
  • Issued: 09/22/2009
  • Est. Priority Date: 02/21/2005
  • Status: Active Grant
First Claim
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1. A watch comprising:

  • a barrel;

    a stem pipe disposed outside said barrel and having a barrel outside protruding portion provided with an external thread; and

    a crown having a crown shaft and a crown ring connected to said crown shaft, the crown ring having an internal thread removably threaded to said external thread, said crown shaft having a barrel insertion cylindrical portion inserted in said stem pipe and a ring connection portion integral with the cylindrical portion, the ring connection portion being threadedly connected to said internal thread at one end portion of said crown ring, the barrel insertion cylindrical portion being smaller in diameter than said crown ring.

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