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:
Jul. 25, 2023
Filed:
Mar. 15, 2021
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Andreas Weh, Sulzberg, DE;
Martin Hagspiel, Rettenberg, DE;
Matthias Mayr, Rettenberg, DE;
Stefan Kaserer, Ofterschwang, DE;
Assignee:
ROBERT BOSCH GMBH, Stuttgart, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 39/12 (2006.01); B60T 17/00 (2006.01); F15B 15/14 (2006.01); B60T 13/74 (2006.01);
U.S. Cl.
CPC ...
F04B 39/122 (2013.01); B60T 13/745 (2013.01); B60T 17/00 (2013.01); F15B 15/1414 (2013.01); F15B 2015/1495 (2013.01);
Abstract
For rotary protection of an external force piston of a power brake pressure generator of a hydraulic vehicle power braking system, axially parallel rotary protection grooves are provided at a circumference of an external force cylinder bore in a hydraulic block of a hydraulic unit of the vehicle power braking system, and tabs of the external force piston protrude into the rotary protection grooves.