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:
Oct. 09, 2018
Filed:
Mar. 31, 2016
Applicant:
Teledyne Instruments, Inc., City of Industry, CA (US);
Inventors:
Edward A. Smiercik, Jr., Pittsburgh, PA (US);
Edward L. McCall, Sewickley, PA (US);
Assignee:
TELEDYNE INSTRUMENTS, INC., Thousand Oaks, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 13/04 (2006.01); G01N 21/59 (2006.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 13/04 (2013.01); G01N 21/59 (2013.01); F21Y 2115/10 (2016.08); G01N 2201/062 (2013.01); G01N 2201/0632 (2013.01);
Abstract
The light projection assemblies and opacity monitors described in this specification have an integrating sphere with an input aperture, an output aperture, and a spherical-shaped internal chamber. An LED source is located external to the chamber at the input aperture. A light baffle is located within the chamber at the output aperture. A condenser lens is located external to the chamber at the output aperture.