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 6994075 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 07, 2006

Filed:

Nov. 12, 2003
Applicant:

Juergen Penschuck, Tamm, DE;

Inventor:

Juergen Penschuck, Tamm, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 25/08 (2006.01); G06F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method determines the fuel vapor pressure in a fuel tank system of a motor vehicle. The fuel tank system includes a tank venting system and the fuel vapor pressure is determined from a temperature dependency of at least a characteristic variable of the tank venting system correlating indirectly to the inner pressure present in the fuel tank system.


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