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:
Mar. 27, 2012
Filed:
Dec. 17, 2007
Applicants:
Rudolf Fuchs, Neuhausen, DE;
Ulrich Mueller-boysen, Esslingen, DE;
Siegfried Keusch, Deizisau, DE;
Markus Meier, Deizisau, DE;
Sabine Rau, Denkendorf, DE;
Inventors:
Rudolf Fuchs, Neuhausen, DE;
Ulrich Mueller-Boysen, Esslingen, DE;
Siegfried Keusch, Deizisau, DE;
Markus Meier, Deizisau, DE;
Sabine Rau, Denkendorf, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 47/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A stationary power drill has a drill unit disposed in a tool housing is connected to a base vertically adjustably via a guide column and is vertically adjustable along the guide column by means of a drive unit. The drive unit includes a rotating drive shaft, and a compensation spring element engaging the drive shaft and braced on the other end on the tool housing.