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:
Sep. 30, 2003
Filed:
Jan. 18, 2002
Applicant:
Inventor:
Michael Herrmann, Lebach, DE;
Assignee:
ZF Batavia LLC, Batavia, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 4/900 ; F04B 3/910 ;
U.S. Cl.
CPC ...
F04B 4/900 ; F04B 3/910 ;
Abstract
The radial piston pump possesses a pump body with a plurality of cylinder borings for the reception of pump pistons which can be driven by a cam. The cylinder borings are closed by valve plugs in which pressure passages are provided. In the pressure passages, outlet valves are inserted which respectively possess a valve stem ( ) an end of which, proximate to the pump piston ( ), is provided with an impact plate.