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:
Sep. 21, 1993
Filed:
Mar. 04, 1992
Gunter Hartel, Neuss, DE;
Karl-Heinrich Losing, Alpen, DE;
Armin Schurfeld, Meerbusch, DE;
Johann Blasczyk, Neuss, DE;
Harald Kerkmann, Dusseldorf, DE;
Pierburg GmbH, Neuss, DE;
Abstract
Apparatus for measuring the quantity of fuel in a fuel tank of a vehicle wherein a chamber 41 is disconnected from tank 1 and connected to a fuel pump 4 after the measurement of the fuel quantity in the tank is conducted, the tank 1 being connected to the atmosphere, so that membrane 26 is displaced upwards to a defined position against the action of spring 27 by the fuel which flows into chamber 41 under pressure. The fuel in chamber 41 is then delivered into tank 1 for another measurement, the chamber 41 then being disconnected from fuel pump 4 and connected to tank 1 which is closed to the atmosphere.