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. 10, 1997
Filed:
Jun. 07, 1995
Applicant:
Inventor:
Michael Brummer, Laudenbach, DE;
Assignee:
Firma Carl Freudenberg, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; F02B / ;
U.S. Cl.
CPC ...
220212 ; 220605 ; 220628 ; 123 9038 ; 1231 / ;
Abstract
A cover of polymeric material developed substantially in cup shape is disclosed. The bottom of the cover has stiffening ribs on its inner side. The stiffening ribs are developed as a cross bracing, the cross bracing being interrupted at least in part by gaps, the stiffening ribs being connected to each other by a secondary connecting element spanning the gaps.