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:
Nov. 28, 2017
Filed:
Jun. 19, 2013
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Wolfgang Schuller, Cleebronn, DE;
Daniel Gosse, Berlin, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 1/10 (2006.01); B60T 17/02 (2006.01); F04B 53/02 (2006.01); B60T 8/40 (2006.01); F16J 9/12 (2006.01); B60T 11/236 (2006.01);
U.S. Cl.
CPC ...
B60T 17/02 (2013.01); B60T 8/4031 (2013.01); B60T 11/236 (2013.01); F04B 53/02 (2013.01); F16J 9/12 (2013.01);
Abstract
A guide ring for a pump element of a hydraulic unit of a vehicle brake system is configured to guide a pump piston in a pump housing when the pump piston is displaced along the axis thereof in the pump housing. On the inner side of the guide ring facing the pump piston, the guide ring includes a first step that has a first inner diameter and a second inner diameter.