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:
Aug. 10, 1993
Filed:
Jun. 18, 1992
Gilles L Fecteau, Saco, ME (US);
Richard E Breton, Rochester, NH (US);
Heidelberg Harris GmbH, Heidelberg, DE;
Abstract
In an angle bar turning a web having an exterior pipe formed with outlet openings, an air regulating device includes a zone tube disposed within and radially spaced from the exterior pipe so as to define an annular space therebetween, structure for dividing the annular space into a plurality of mutually isolated zones in longitudinal direction of the exterior pipe, the zone tube having at least one air outlet opening formed therein in each of the zones for coordination with the outlet openings formed in the exterior pipe, and an air controller tube disposed within the zone tube and being formed in circumferential direction thereof with at least two zonal combinations of outlet openings differing from one another, the air controller tube being turnable about the longitudinal axis thereof within the zone tube.