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:
Jun. 28, 2011
Filed:
Oct. 19, 2007
Applicants:
Juergen Wirth, Cologne, DE;
Martin Schamberg, Sankt Augustin, DE;
Horst Klahre, Sankt Augustin, DE;
Inventors:
Assignee:
Hennecke GmbH, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 65/00 (2006.01); B29C 44/08 (2006.01); B28B 11/18 (2006.01); C08J 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a process and a device for the production of polyurethane clock foam, in which the reaction mixture, after flowing through a mixer, flows freely from an outflow opening and then flows through an accumulation chamber, in which a static pressure is built up, a gap and finally an expansion chamber.