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:
Sep. 17, 2019
Filed:
Feb. 27, 2018
Applicant:
Sonoco Development, Inc., Hartsville, SC (US);
Inventor:
Russell P. Grabowski, Pittsburgh, PA (US);
Assignee:
Sonoco Development, Inc., Hartsville, SC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/00 (2006.01); G01L 1/24 (2006.01); B65H 75/18 (2006.01); B65H 75/10 (2006.01);
U.S. Cl.
CPC ...
G01L 1/247 (2013.01); B65H 75/10 (2013.01); B65H 75/182 (2013.01); B65H 2701/52 (2013.01);
Abstract
A hollow cylindrical tube having an outer surface coated with one or more inks is provided, each ink encapsulated in capsules that rupture under one or more specific loading conditions to display a visually perceptible color. The tube may be used to determine the load capabilities of the tube, to optimize the tube construction and to determine load magnitudes of windable materials and/or the winding process.