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:
Dec. 11, 2001
Filed:
Jul. 21, 1999
Applicant:
Inventors:
Wolfgang Schuller, Sachsenheim, DE;
Ursula Eckstein, Schwieberdingen, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 9/00 ; F16J 1/00 ;
U.S. Cl.
CPC ...
F16J 9/00 ; F16J 1/00 ;
Abstract
The invention relates to a piston pump with a piston (,) that is guided so that it can move axially in a pump bore (,) of a pump housing (,). In order to simplify the manufacture of the piston (,), the invention proposes providing the piston (,) with a support ring (,), which is connected to a guide ring (,). By connecting the support ring (,) and guide ring (,), the structural length of the piston pump (,) can be shortened.