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:
Jun. 29, 1999
Filed:
Aug. 08, 1997
Applicant:
Inventor:
Michael Van Deurse, Norton, MA (US);
Assignee:
Double E. Company, Inc., West Bridgewater, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
2425975 ; 2425967 ; 2426134 ; 2426135 ;
Abstract
A core plug includes a tube formed from a light-weight material, such as woven carbon fibers, inserted into and connected to a steel rib assembly. The rib assembly includes a series of ribs surrounding the tube, where each rib includes a beam parallel to the tube and columns connecting the beams to the tube. The tube can extend the complete length of the rib assembly or the rib assembly can extend beyond the end of the tube. A high molecular weight journal is inserted in the outer end of the tube.