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:
Jul. 07, 1998
Filed:
Jun. 15, 1995
Applicant:
Inventors:
Assignee:
Filterwerk Mann & Hummel GmbH, Ludwigsburg, DE;
Primary Examiner:
Int. Cl.
CPC ...
F02M / ; B32B / ;
U.S. Cl.
CPC ...
428 357 ; 428116 ; 428188 ; 428189 ; 428192 ; 428198 ; 55522 ; 96144 ; 96152 ; 96189 ; 123519 ;
Abstract
A hollow body with an internal supporting frame (10) which is connected to a housing (14) at at least two contact points. The housing and the supporting frame are made of synthetic resin material with the housing, which is produced by blow molding, enclosing the supporting frame.