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Pneumatic instrument particle trap

  • US 5,333,637 A
  • Filed: 06/11/1993
  • Issued: 08/02/1994
  • Est. Priority Date: 06/11/1993
  • Status: Expired due to Term
First Claim
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1. A transducer which receives a pressurized gas supply and an electric control input to provide a regulated pneumatic output as a function of the electric control input, comprising:

  • a housing having a passage therein, the passage including an inlet for receiving at least a portion of the pressurized gas supply and an outlet;

    a gas regulator including a regulator nozzle receiving gas from the outlet and a displaceable deflector responsive to the electric control input and cooperating with the regulator nozzle to provide the regulated pneumatic output; and

    a particle trap disposed in the passage and including a trap plate and a trap nozzle, the trap nozzle directing gas against the trap plate.

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