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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.:

US 3999525 B1

PDFFull Text
Date of Patent:
Dec. 28, 1976

Filed:

Aug. 27, 1973

Apparatus for the cold starting and warming run of spark plug-ignited

Applicant:
Inventors:

Gerhard Stumpp, Stuttgart, D;

Josef Steiner, Stuttgart, D;

Friedbert Michel, Kornwestheim, D;

Assignee:

Robert Bosch G.m.b.H., Stuttgart, D;

Attorney:

Greigg; Edwin E.

Primary Examiner:

Charles J Myhre

Assistant Examiner:

Ronald B Cox

Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
1231 / ; 123 / ; 123 / ; 1231 / ; 1231 / ; 1231 / ;
Abstract

In each fuel injection valve forming part of a fuel injection apparatus and associated with an internal combustion engine, there is disposed an electric heater which transmits heat to the fuel by contact-type heat exchange. The heat output of each heater is controlled by a device which processes input signals representing different engine variables.

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Stumpp, Gerhard. (1976). Apparatus for the cold starting and warming run of spark plug-ignited (U.S. Patent No. 3999525). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3999525

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