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:
Dec. 04, 1984
Filed:
Sep. 29, 1982
Donald A Ely, Roscoe, IL (US);
Beloit Corporation, Beloit, WI (US);
Abstract
A web dryer structure for thermal removal of moisture from a traveling web such as a web of paper coming from the press section of a papermaking machine including a row of upper dryer drums and a row of lower dryer drums with the drums positioned to carry the web in a sinuous path successively between upper and lower drums and the web wrapping the upper and lower surfaces of the drums respectively with upper and lower looped felts wrapping the web on the upper and lower surfaces of the drums with the felt guided by guide rolls which for the upper felt are beneath upper drums and for the lower felts are above lower drums with the guide rolls being hollow roll shells and having glands therein divided so that a first portion of the guide roll faces the onrunning web and a second portion faces the offrunning web with vacuum means and pressure means connected to the interior of the guide rolls so that one portion is subjected to a vacuum, and the other portion is subjected to a pressure, and the arrangement accommodates running the web in either direction.