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:
Nov. 28, 2000
Filed:
Nov. 23, 1998
Applicant:
Inventors:
Werner Christel, Hambach, DE;
Horst Drescher, Werneck, DE;
Assignee:
Mannesmann Sachs AG, Schweinfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428156 ; 428167 ; 428212 ;
Abstract
An indentation in a surface of a plastically deformable material, in particular metal, having a curved section at the base of the indentation. The curved section is adjoined in the direction of the surface by a further section which has the shape of a parabola in cross section.