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. 20, 2016
Filed:
May. 21, 2013
Caterpillar Motoren Gmbh & Co. KG, Kiel, DE;
Andreas Von der Osten-Sack, Kiel, DE;
Ole Ohrt, Beringstedt, DE;
Caterpillar Motoren GmbH & Co. KG, Kiel, DE;
Abstract
A plunger of a fuel pump is disclosed. The plunger may have a cylindrical base configured for axial movement and rotation within a pump barrel. The plunger may also have a fuel amount controlling end. The fuel amount controlling end may have a recessed surface region. The fuel amount controlling end may also have a sealing surface region. Further, the fuel amount controlling end may have a control interface connecting the recessed surface region with the sealing surface section in a radial direction. The transition from the recessed surface region to the control interface may be curved.