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:
Apr. 13, 2004
Filed:
Apr. 24, 2002
Applicant:
Inventor:
Tad T. Butterworth, Ashland, WI (US);
Assignee:
C. G. Bretting Manufacturing Co., Inc., Ashland, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 3/04 ; B23B 5/14 ;
U.S. Cl.
CPC ...
B23B 3/04 ; B23B 5/14 ;
Abstract
Some preferred embodiments of the present invention includes an apparatus and method employed for cutting a rotating log of rolled product into rolls, the apparatus and method utilized for preventing collapse of a longitudinally extending aperture in the log during the cutting process. The present invention includes a mandrel received within the aperture of the log to at least partially support the log and to preferably maintain the integrity of the aperture while the log is being cut by a saw blade. Preferably, the mandrel has at least one recess within which a saw blade can be received during cutting operations upon the log.