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:
Feb. 19, 2013
Filed:
Dec. 19, 2007
Applicants:
Michael Rigby, Ramsey, GB;
William John Averdieck, Nr. Haverhill, GB;
Inventors:
Michael Rigby, Ramsey, GB;
William John Averdieck, Nr. Haverhill, GB;
Assignee:
PCME Limited, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus () for monitoring particles flowing in a stack (), comprises: an electrical-interaction monitor () operable to provide a signal () resulting from electrical interaction of the particles with the monitor (). a scattered-light monitor () operable to provide a signal () resulting from detection of light scattered from the particles, and a controller () arranged to alter the calibration of the electrical-interaction monitorin response to changes in the relative magnitude of the electrical-interaction (signal) and the scattered-light signal ().