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:
Feb. 03, 2004
Filed:
Mar. 27, 2002
Applicant:
Inventors:
Bahman Sarabi, Krefeld, DE;
Martin Wanders, Odenthal, DE;
Dietmar Wächtler, Wermelskirchen, DE;
Andreas Wende, Mettmann, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L 1/00 ; G02B 6/00 ;
U.S. Cl.
CPC ...
G01L 1/00 ; G02B 6/00 ;
Abstract
The relationship between the stress &sgr; and the strain &egr; is firstly established in step with short-term tests as a function of the temperature T. In steps to , a Findley model is extended in such a way as to obtain a relationship between the strain &egr; and the stress &sgr; as a function of the time t and the temperature T. The two models are combined in steps and , so as to obtain overall a relationship between the stress &sgr; and the strain &egr; as a function of the time t and the temperature T.