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:
Aug. 31, 2021
Filed:
Jan. 22, 2020
Sonoco Development, Inc., Hartsville, SC (US);
Chad E. Lagace, Cohoes, NY (US);
Fedor Baranov, East Greenbush, NY (US);
Sonoco Development, Inc, Hartsville, SC (US);
Abstract
A two piece winding core assembly is provided having a first core portion and a second core portion. The two core portions having the same construction and are positionable to combine together to form a completed cylindrical and hollow core. The two core portions having a series of locking pins and a corresponding series of receiving openings formed on opposing end faces. A series of axially elongated projections and a corresponding series of axially elongated channels are also formed on the opposing end faces of the core portions. An internal plurality of web members is formed in a structural crossing pattern on the inside surface of the core portion, with the web members providing structural rigidity to the core portions.