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IMPROVEMENTS IN AND RELATING TO VACUUM CONDUITS

  • US 20150292494A1
  • Filed: 10/28/2013
  • Published: 10/15/2015
  • Est. Priority Date: 11/30/2012
  • Status: Active Grant
First Claim
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1. A pressure regulating apparatus for use in a vacuum pumping system having an inlet, an outlet and a conduit interposed between, and in fluid communication with, the inlet and the outlet, wherein the cross-sectional area of the conduit is greater than that required to meet the conductance requirements of the inlet and the outlet.

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