The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 08, 2000
Filed:
Dec. 19, 1997
Applicant:
Inventors:
Barry O'Dwyer, Marlborough, NH (US);
Christopher D Prozzo, Athens, VT (US);
Assignee:
Janos Technology Inc., Townshend, VT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250343 ; 25033913 ; 25033912 ;
Abstract
An automatic no moving parts portable IR spectrometer for the purpose of analyzing automotive refrigerants comprising an IR source with intermittent output by electronic means not requiring an optical cavity or mechanical chopper, a gas cell which is activated via a one touch bellows to initiate a pressure switch triggering the analysis process, said gas cell followed by a non-imaging optical element which diverts the IR energy to a filter and detector equipped with a readout device to show analysis results.