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. 26, 2006
Filed:
Mar. 25, 2004
Siegfried Bernhardt, Bremen, DE;
Robert Kamprath, Brake, DE;
Heinz-werner Naumann-burghardt, Berne, DE;
Siegfried Bernhardt, Bremen, DE;
Robert Kamprath, Brake, DE;
Heinz-Werner Naumann-Burghardt, Berne, DE;
Spinnbau GmbH, Bremen, DE;
Abstract
In a nonwoven card for the production of nonwoven fabric of fiber material, with a drawing-in means (), a licker-in (), a main cylinder (), and at least one fiber doffer means () engaged with the main cylinder (), for doffing a card web, the drawing-in means () transferring the fiber material to the licker-in () and a transfer means () transferring the fiber material at least double from the licker-in () to the main cylinder () via rollers (), it is provided that at least one of the rollers () of the transfer means () is a random roller () rotating in the same direction as the main cylinder () and the licker-in ().