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:
Mar. 24, 1992
Filed:
Dec. 03, 1990
Applicant:
Inventors:
James E Hertel, Green Bay, WI (US);
John R Merkatoris, Green Bay, WI (US);
Grantland A Craig, Green Bay, WI (US);
Assignee:
Paper Coverting Machine Company, Green Bay, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D04H / ; D01G / ;
U.S. Cl.
CPC ...
28105 ; 19308 ; 264121 ;
Abstract
A method and apparatus for forming fluff pads and the like wherein fluff providing material webs are introduced into separate hammermills and then delivered through a plurality of ducts through a moving screen under vacuum and wherein the ducts are characterized by reverse bends to densify the particle stream at the outside of the curvature for generally perpendicular deposition on the screen.