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. 20, 2019
Filed:
Oct. 06, 2017
Applicant:
Caterpillar Motoren Gmbh & Co. KG, Kiel, DE;
Inventor:
Jan M. Kreye, Graasten, DK;
Assignee:
Caterpillar Motoren GmbH & Co. KG, Kiel, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 53/14 (2006.01); F02M 59/02 (2006.01); F04B 53/16 (2006.01);
U.S. Cl.
CPC ...
F04B 53/144 (2013.01); F02M 59/02 (2013.01); F04B 53/16 (2013.01);
Abstract
A stopping assembly of a piston pump is disclosed. The stopping assembly includes a base portion having an inner surface for movably receiving a push rod assembly of the piston pump and an outer surface opposite to the inner surface engaged with a housing of the piston pump. The stopping assembly also includes a plurality of protruded structures adjacently disposed on the base portion forming a plurality of grooves extending from the inner surface towards the outer surface to allow fluid to flow towards the outer surface.