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:
Jul. 06, 2010
Filed:
Aug. 12, 2008
Applicants:
Douglas J. Kempski, Holland, OH (US);
Michael David Folk, Oregon, OH (US);
Inventors:
Douglas J. Kempski, Holland, OH (US);
Michael David Folk, Oregon, OH (US);
Assignee:
Johns Manville, Denver, CO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23D 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for separating long, unwound items like fiber, fiber strands, yarn, etc. into short lengths. The apparatus has a backup roll, a blade roll, an idler roll, and a new-strand starting mechanism. The improvements include a guide roll for the items spaced from and located upstream of the apparatus and a movable, two-part idler roll on the apparatus for increasing the width of a separating portion of the backup roll.