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. 05, 2008
Filed:
Feb. 11, 2005
Thomas Thanner, Munich, DE;
Norbert Daam, Oberdiessen, DE;
Thomas Thanner, Munich, DE;
Norbert Daam, Oberdiessen, DE;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
A suction device () for a hand-held power tool and which is releasably connected with the power tool, includes a suction blower wheel () for producing a suction air stream in a suction path (S) and located in the device housing (), a rolling bearing () for supporting the suction blower wheel () in the device housing (), a blower shaft () for driving the suction blower wheel (), and a drive coupling () for rotatably frictionally connecting the blower shaft () with the drive shaft () of the hand-held power tool () in a connected condition of the drive shaft () with the blower shaft ().