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:
Aug. 26, 2014
Filed:
Mar. 06, 2012
Franz Huber, Markt Wald, DE;
Joachim Guenther, Kaufering, DE;
Franz Huber, Markt Wald, DE;
Joachim Guenther, Kaufering, DE;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
A vacuum cleaner having a housing (), including a filter element () for separating out particles () that have been picked up and transported in an air stream (L) as well as a holding device for holding the filter element () in the housing (). The filter element () has at least one projecting holding section (). The holding device () has a contact surface and a holding surface between which the holding section () of the filter element () comes to rest when the filter element is in the installed state. The contact surface and the holding surface are each provided with a defined irregularity.