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:
May. 10, 2011
Filed:
Nov. 07, 2008
Applicants:
Gerold Fritz, Vaduz, AT;
Rainer Ontl, Landsberg am Lech, DE;
Inventors:
Gerold Fritz, Vaduz, AT;
Rainer Ontl, Landsberg am Lech, DE;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 50/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dust suction module includes a plurality of bearing surfaces (″) with which the dust suction module () is mountable on an associated hand-held power tool (), an air filter (), a rotatable suction wheel (), a plurality of opening outwardly, air discharge openings (), and a plurality of opening outwardly, auxiliary discharge openings () formed in at least one of the plurality of bearing surfaces ().