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. 11, 2003
Filed:
Feb. 01, 2000
Applicant:
Inventors:
Arthur Klotz, Remseck, DE;
Stephan Mengele, Hoechstadt, DE;
Assignee:
Filterwerk Mann & Hummel GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 4/600 ;
U.S. Cl.
CPC ...
B01D 4/600 ;
Abstract
A multi-component hollow structure including at least two synthetic resin housing parts ( ) with corresponding sealing surfaces ( ), and at least one half wall per housing part, in which the half walls of one housing part meet corresponding half walls of the other housing part in order to reinforce the hollow structure, and in which the corresponding sealing surfaces ( ) and the half walls ( ) are joined using a friction force, such as vibration welding or ultrasonic welding. A method for producing such multi-component hollow structures is also disclosed.