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:
Dec. 15, 1992
Filed:
Feb. 20, 1991
Applicant:
Inventors:
Don W Cochran, Highland Heights, OH (US);
James R Austin, Mentor-on-the-Lake, OH (US);
Assignee:
Pressco Technology, Inc., Solon, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; H04N / ;
U.S. Cl.
CPC ...
250 57 ; 356430 ; 358101 ;
Abstract
An engineered lighting system for high speed video inspection includes an array of light emitting diodes including light emitting diodes for use in time delay integration (TDI) inspection of web materials. The light emitting diodes of the array are selectively controllable to accomplish sequential illumination and carefully controllable imaging of a specified section of a continuously moving specimen or specimens. The system also includes an array of optional backlighting elements to aid in illumination of semi-opaque specimens to accomplish inspection thereof.