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Valve stem for use in a metering valve of a metered dose inhaler

  • US 20030127464A1
  • Filed: 12/30/2002
  • Published: 07/10/2003
  • Est. Priority Date: 12/31/2001
  • Status: Active Grant
First Claim
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1. A valve stem for use in an aerosol metering valve comprising a sealing gasket, the valve stem comprising:

  • a stem portion comprising a discharge outlet, and a body portion comprising;

    i) a body wall that comprises an exterior surface and an interior surface, the interior surface defining an interior space, ii) an inlet through the body wall in fluid communication with the interior space, iii) an outlet through the body wall in fluid communication with the interior space and comprising at least one opening, and iv) at least one gasket-protective component configured to limit seal intrusion.

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