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:
Nov. 22, 2005
Filed:
Apr. 21, 2000
Don W. Cochran, Novelty, OH (US);
Steven D. Cech, Aurora, OH (US);
Don W. Cochran, Novelty, OH (US);
Steven D. Cech, Aurora, OH (US);
Pressco Technology Inc., Cleveland, OH (US);
Abstract
This invention relates to an apparatus and method for inspecting multi-layer plastic containers (). More particularly, the invention relates to such an apparatus and method whereby optical energy absorbing compounds are added to the materials comprising the layer(s) of the container () to facilitate inspection thereof. Apparatus comprises a sensor unit (), an illumination unit () for illuminating a portion of electromagnetic spectrum at a near IR wavelength to an inspection zone () which is located between the sensor unit () and the illumination unit (). A processing unit () which receives an output of the sensor unit () and determines the attributes of the multilayer plastic containers ().