Electrostatic type fuel measuring device

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United States of America Patent

PATENT NO 4399699
SERIAL NO

06169677

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An electrostatic type fuel measuring device comprises a pair of oppositely arranged electrodes separated by insulating spacers immersed in liquid fuel in a tank so that a variation of the electrostatic capacity between the electrodes due to a variation in the liquid fuel level is detected electrically and the fuel amount is measured and indicated.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
NISSAN MOTOR CO., LTD.YOKOHAMA5430

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujishiro, Takeshi Yokosuka, JP 72 921

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Patent Info (Count) # Cites Year
 
TORRENT TRADING LTD. (4)
* 7240690 Valve assembly with overfill protection device and capacitive liquid level gauge 4 2004
7487793 Valve assembly with overfill protection device and capacitive liquid level gauge 3 2006
7779858 Valve assembly with overfill protection device and capacitive liquid level gauge 1 2009
* 2009/0139,584 Valve Assembly With Overfill Protection Device And Capacitive Liquid Level Gauge 1 2009
 
Other [Check patent profile for assignment information] (5)
* 4947689 Capacitive liquid sensor 15 1989
* 5187979 Multi-sensor probe assembly and method for fuel storage system including overflow protection means 16 1991
* 2005/0158,366 Method and apparatus for producing uniform small portions of fine powders and articles thereof 1 2005
* 2009/0232,886 ORAL DOSAGE COMBINATION PHARMACEUTICAL PACKAGING 12 2009
* 2010/0037,818 METHOD AND APPARATUS FOR PRODUCING UNIFORM SMALL PORTIONS OF FINE POWDERS AND ARTICLES THEREOF 0 2009
 
Southwest Pump Company (1)
* 4589077 Liquid level and volume measuring method and apparatus 51 1983
 
INERGY AUTOMOTIVE SYSTEMS RESEARCH (Société Anonyme) (1)
8047087 Level sensor mounting 1 2005
 
HOCHSTEIN - EXECUTOR, MARIE B. (1)
* RE34601 Capacitive liquid sensor 8 1992
 
TELEFLEX INCORPORATED (1)
* 5005409 Capacitive liquid sensor 37 1990
 
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE (1)
* 5230439 Container having therein means for detecting levels of liquid 11 1992
 
STASHKIW, ROBERT M. (1)
* 5847568 Moisture sensor and irrigation control system 19 1997
 
ALLIANCE LAUNDRY SYSTEMS LLC (1)
* 4982606 Fluid level sensor and controller 21 1989
 
AISIN SEIKI KABUSHIKI KAISHA (1)
* 5097703 Capacitive probe for use in a system for remotely measuring the level of fluids 14 1987
 
UBUKATA INDUSTRIES CO., LTD. (1)
9534946 Electrostatic capacitance fluid level sensor 0 2012
 
MICRODOSE THERAPEUTX, INC. (14)
* 5699649 Metering and packaging device for dry powders 37 1996
* 5960609 Metering and packaging method and device for pharmaceuticals and drugs 30 1998
6923979 Method for depositing particles onto a substrate using an alternating electric field 27 1999
6428809 Metering and packaging of controlled release medication 16 1999
6702683 Metering and packaging of controlled release medication 9 2002
7404968 Metering and packaging of controlled release medication 75 2004
* 2007/0087,048 Oral dosage combination pharmaceutical packaging 24 2006
7632533 Method and apparatus for producing uniform small portions of fine powders and articles thereof 6 2007
* 2009/0087,483 ORAL DOSAGE COMBINATION PHARMACEUTICAL PACKAGING 59 2007
8439033 Inhalation device 3 2008
* 2009/0090,361 INHALATION DEVICE 1 2008
8991390 Inhalation device and method 0 2011
9132246 Inhalation device 0 2013
9539400 Inhalation device 0 2015
 
WACKER NEUSON PRODUKTION GMBH & CO. KG (1)
* 2013/0030,677 DRIVE SYSTEM WITH AN APPARATUS FOR INTERRUPTING THE OPERATION IN THE CASE OF AN IMMINENT LACK OF OPERATING MEDIUM 0 2011
* Cited By Examiner