Measuring and testing – Liquid level or depth gauge
Reexamination Certificate
2005-10-04
2005-10-04
Williams, Hezron (Department: 2856)
Measuring and testing
Liquid level or depth gauge
C073S29000R
Reexamination Certificate
active
06951131
ABSTRACT:
A fuel level indication assembly for a fuel tank includes at least one ultrasonic sensor having a drum to emit and receive a sonic signal. The at least one ultrasonic sensor is adapted to be disposed in either one of a liquid fuel and a fuel vapor/air space within the fuel tank to measure a level of liquid fuel within the fuel tank.
REFERENCES:
patent: 4474061 (1984-10-01), Parker
patent: 4535627 (1985-08-01), Prost et al.
patent: 4744863 (1988-05-01), Guckel et al.
patent: 4811595 (1989-03-01), Marciniak et al.
patent: 4815323 (1989-03-01), Ellinger et al.
patent: 4853669 (1989-08-01), Guckel et al.
patent: 4945276 (1990-07-01), Mylvaganam et al.
patent: 4991433 (1991-02-01), Warnaka et al.
patent: 5043912 (1991-08-01), Reus
patent: 5095748 (1992-03-01), Gregory et al.
patent: 5586085 (1996-12-01), Lichte
patent: 5914507 (1999-06-01), Polla et al.
patent: 5996407 (1999-12-01), Hewitt
patent: 6500574 (2002-12-01), Keegan
patent: 6564631 (2003-05-01), Lake et al.
patent: 6581459 (2003-06-01), Lichtenfels, II
patent: 6598473 (2003-07-01), Atkinson
patent: 2001/0010171 (2001-08-01), Atkinson
patent: 2001/0035700 (2001-11-01), Percin et al.
“MEMS Reshaping Ultrasonic Sensing” by Andrew Cittadine of Sensant Corp., Feb. 2000 issue of SENSORS magazine; reference cited by applicant in the disclosure, article pulled from the website http://www.sensormag.com/articles/0200/17/index.htm.
IEEE Transactions on Ultrasonics, FerroElectrics, and Frequency control, vol. 5, No. 3, May 1998 Surface Micromachined Capacitive Ultrasonic Transducers.
Crawford Daniel Alexander
Ireland Hugh Wesley
Lutton Michael D.
Sawert Ulf
Wolfenden Mark K.
Delphi Technologies Inc.
Frank Rodney
Funke Jimmy L.
Williams Hezron
LandOfFree
Fuel level indication assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Fuel level indication assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Fuel level indication assembly will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3441272