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. 07, 2018
Filed:
Mar. 20, 2015
Applicant:
Hochschule Furtwangen, Furtwangen, DE;
Inventors:
Siegfried Schmalzried, Singen, DE;
Thomas Herberth, Tuttlingen, DE;
Assignee:
HOCHSCHULE FURTWANGEN, Furtwangen, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 31/20 (2006.01); B23Q 11/10 (2006.01); B23B 31/117 (2006.01);
U.S. Cl.
CPC ...
B23Q 11/1023 (2013.01); B23B 31/1179 (2013.01); B23B 2231/24 (2013.01); B23B 2250/12 (2013.01);
Abstract
A device () for holding a tool (), and the device () has a cavity () for the tool () and at least two channels () designed to allow the passage of a lubricant. Each channel has an inlet opening () and an outlet opening () for the lubricant. The at least two channels () are helically formed around the bore () and have a cross-section which increases in size from the inlet opening () to the outlet opening ().