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Gas detector and analyzer

  • US 3,232,712 A
  • Filed: 08/16/1962
  • Issued: 02/01/1966
  • Est. Priority Date: 08/16/1962
  • Status: Expired due to Term
First Claim
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1. A GAS DETECTING AND ANALYZING SYSTEM COMPRISING, GAS SAMPLING MEANS RECEIVING A GASEOUS SPECIMEN, SELECTIVELY CONTROLLED DILUTION MEANS FOR SUPPLYING DILUTING FLUID, DETECTING CHAMBER MEANS OPERATIVELY CONNECTED TO SAID SAMPLING MEANS AND SAID DILUTION MEANS FOR CONFINING A DETECTABLE REACTION THEREIN, REACTION PRODUCING MEANS OPERATIVELY MOUNTED WITHIN SAID CHAMBER MEANS, REACTION INDICATING MEANS OPERATIVELY CONNECTED TO SAID REACTION PRODUCING MEANS TO DETECT THE PRESENCE AND DEGREE OF SAID DETECTABLE REACTION WITHIN SAID CHAMBER MEANS, LIMIT INDICATING MEANS RENDERED OPERATIVE BY THE REACTION INDICATING MEANS IN RESPONSE TO A PRESELECTED DEGREE OF REACTION WITHIN SAID CHAMBER MEANS FOR PRODUCING A FIRST ALERTING SIGNAL, AND MALFUNCTION SENSING MEANS OPERATIVELY CONNECTED TO SAID LIMIT INDICATING MEANS AND THE REACTION PRODUCING MEANS FOR DISABLING SAID REACTION INDICATING MEANS AND PRODUCING A SECOND ALERTING SIGNAL IN RESPONSE TO MALFUNCTION OF THE REACTION PRODUCING MEANS.

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