Valve for wind instrument

Valve for wind instrument

  • CN 102,369,566 B
  • Filed: 02/19/2010
  • Issued: 09/22/2017
  • Est. Priority Date: 03/18/2009
  • Status: Active Grant
First Claim
Patent Images

1. it is a kind of in wind instrument using and will be received within at least one inlet ports and at least one outlet portValve chest in Perinet type valve pistons, the valve piston includes:

  • Substantially columnar hollow piston main body, it is suitable to be received within valve chest;

    A series of openings, it is formed in the piston main body, and multiple paths are formed by the paired opening;

    AndAt least one path is characterised by no piston ring land and is open, thus, can jointly manufacture the multiple pathInto substantially without protuberance.

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