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Breath analyzing apparatus

  • US 3,338,087 A
  • Filed: 03/04/1964
  • Issued: 08/29/1967
  • Est. Priority Date: 03/04/1964
  • Status: Expired due to Term
First Claim
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1. A PORTABLE BREATH ANALYZING APPARATUS FOR DETERMINING THE PRESENCE AND CONNECTION OF A SUBSTANCE IN A BREATH SAMPLE, SAID APPARATUS COMPRISING:

  • (A) A HOUSING PROVIDED WITH A SAMPLE-TAKING INLET FOR INTRODUCING A SAMPLE OF BREATH FROM A PERSON INTO SAID HOUSING AND TEMPORARILY RETAINING THE SAMPLE OF BREATH, (B) SEPARATOR MEANS WITHIN SAID HOUSING FOR PHYSICALLY SEPARATING THE SUBSTANCE FROM OTHER CONSTITUENTS OF THE BREATH SAMPLE, (C) INJECTOR VALVE MEANS IN SAID HOUSING INTERPOSED BETWEEN SAID SAMPLE-TAKING INLET AND SAID SEPARATOR MEANS AND INCLUDING A MANUALLY OPERABLE VALVE PLUNGER PROJECTING OUTWARDLY FROM SAID HOUSING FOR INTRODUCING THE BREATH SAMPLE INTO SAID SEPARATOR MEANS, (D) SAID VALVE PLUNGER BEING NORMALLY DISPOSED IN A POSITION DISCONNECTING THE SAMPLE-TAKING INLET FROM SAID SEPARATOR MEANS BUT BEING MANUALLY MOVABLE WITH RESPECT TO SAID HOUSING TO A SECOND POOSITION IN WHICH THE SAMPLE-TAKING INLET IS CONNECTED TO SAID SEPARATOR MEANS, (E) MEANS WITHIN SAID HOUSING OPERABLY CONNECTED TO SAID SEPARATOR MEANS FOR DETECTING THE PRESENCE OF THE SUBSTANCE IN THE BREATH SAMPLE AND INDICATING THE CONCENTRATION OF THE SUBSTANCE, (F) SAID HOUSING BEING PROVIDED WITH A CHAMBER IN WHICH SAID DETECTOR MEANS AND SAID SEPARATOR MEANS ARE ENCLOSED, AND (G) MEANS CONTROLLING THE TERMPERATURE OF THE CHAMBER IN WHICH SAID DETECTOR MEANS AND SAID SEPARATOR MEANS ARE ENCLOSED FOR MAINTAINING SAID DETECTOR MEANS AND SAID SEPARATOR MEANS AT A SELECTED TEMPERATURE.

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