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:
May. 23, 1989
Filed:
Sep. 22, 1987
Applicant:
Inventors:
Wilfried Hoefken, Vaihingen, DE;
Wolfgang Scheibe, Ludwigsburg-Poppenweiler, DE;
Assignee:
Firma L'Orange GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
123501 ; 123458 ; 123506 ;
Abstract
A fuel injection pump having a switchable valve for the control of the start of the injection connected to the bore for the piston by a control valve bore provided axially below the filling and control bore. The control valve bore is connected with a pump pressure space via a central bore of the piston and a ring groove in an area removed from the high stress pump pressure space.