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. 28, 1993
Filed:
May. 16, 1991
Applicant:
Inventors:
Richard J Wimberger, DePere, WI (US);
Allan W Rogne, Two Rivers, WI (US);
Assignee:
W. R. Grace & Co.-Conn., New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F26B / ;
U.S. Cl.
CPC ...
34 23 ; 34156 ; 34242 ; 34158 ;
Abstract
Apparatus and method for reducing web slot infiltration in web floatation drying apparatus, including a moveable web slot assembly which moves according to the position of the running web in the dryer. In one embodiment, the dryer includes a web steering assembly which steers the web in a substantially straight sinusoidal path. The moveable web slot is in communication with the steering assembly so that the slot moves to accommodate the position of the steered web.