AU6545998A - Apparatus for detecting a level of a liquid - Google Patents

Apparatus for detecting a level of a liquid

Info

Publication number: AU6545998A
Authority: AU; Australia
Prior art keywords: detecting; liquid; level
Prior art date: 1997-06-27
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Abandoned

Application number

AU65459/98A

Inventor

Morris B. Bowers

Kurt A. Estes

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Motorola Solutions Inc

Original Assignee

Motorola Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1997-06-27

Filing date

1998-03-09

Publication date

1999-01-19

1998-03-09 Application filed by Motorola Inc filed Critical Motorola Inc

1999-01-19 Publication of AU6545998A publication Critical patent/AU6545998A/en

Status Abandoned legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
- G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices
- G01F23/247—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
- G01F23/241—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid for discrete levels
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
- G01F23/241—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid for discrete levels
- G01F23/242—Mounting arrangements for electrodes
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
- G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices
- G01F23/247—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
- G01F23/248—Constructional details; Mounting of probes

Landscapes

Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Fluid Mechanics (AREA)
General Physics & Mathematics (AREA)
Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

AU65459/98A 1997-06-27 1998-03-09 Apparatus for detecting a level of a liquid Abandoned AU6545998A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US88397697A	1997-06-27	1997-06-27
US08883976		1997-06-27
PCT/US1998/004543 WO1999000647A1 (en)	1997-06-27	1998-03-09	Apparatus for detecting a level of a liquid

Publications (1)

Publication Number	Publication Date
AU6545998A true AU6545998A (en)	1999-01-19

Family

ID=25383704

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU65459/98A Abandoned AU6545998A (en)	1997-06-27	1998-03-09	Apparatus for detecting a level of a liquid

Country Status (2)

Country	Link
AU (1)	AU6545998A (en)
WO (1)	WO1999000647A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3308665A (en) *	1966-02-18	1967-03-14	Trans Sonics Inc	Fluid depth indicator
US4129848A (en) *	1975-09-03	1978-12-12	Raytheon Company	Platinum film resistor device
DE3108969C2 (en) *	1981-03-10	1986-01-09	Draloric Electronic GmbH, 8672 Selb	Electrothermal level indicator
US4521373A (en) *	1982-08-23	1985-06-04	General Electric Company	Liquid level sensor
US5201233A (en) *	1992-01-29	1993-04-13	General Motors Corporation	Retainer assembly with dished retaining ring
US5552371A (en) *	1994-05-17	1996-09-03	Industrial Technology Research Institute	YBA CUO-type superconducting material based apparatus for auto-filling liquid nitrogen
DE4434559C2 (en) *	1994-09-28	1999-09-02	Mannesmann Vdo Ag	Method and arrangement for operating a level sensor

1998
- 1998-03-09 AU AU65459/98A patent/AU6545998A/en not_active Abandoned
- 1998-03-09 WO PCT/US1998/004543 patent/WO1999000647A1/en not_active Ceased

Also Published As

Publication number	Publication date
WO1999000647A1 (en)	1999-01-07

Publication	Publication Date	Title
AU4432197A (en)	1998-04-14	Gauge for measuring liquid levels
AU8090894A (en)	1995-05-22	Digital liquid level sensing apparatus
AU4082496A (en)	1997-01-02	Liquid dispensing apparatus
AU8407198A (en)	1999-03-29	Liquid level sensor
AU3527295A (en)	1996-04-09	Apparatus for sensor location
AU691786B3 (en)	1998-05-21	An apparatus for treating a liquid
AU6508996A (en)	1998-02-25	Apparatus for liquid purification
AU1055199A (en)	1999-05-31	Liquid level detector
AU8922798A (en)	1999-05-31	Liquid level gauge
AU5231398A (en)	1998-06-29	Apparatus for the analysis of liquid
AU9005698A (en)	1999-04-05	Apparatus for cleaning liquids
AU1884097A (en)	1997-09-10	Apparatus for determining a given substance content of a fluid
ZA962065B (en)	1997-03-14	Apparatus for purifaction of liquids
AU9349798A (en)	1999-04-12	Apparatus for the measurement of liquid flow
AU6545998A (en)	1999-01-19	Apparatus for detecting a level of a liquid
GB2328848B (en)	1999-11-03	Apparatus for navigation
GB2334071B (en)	2001-12-12	Apparatus for the distribution of a liquid
AU3838699A (en)	2000-01-10	Apparatus and method for detecting the level of a liquid
GB9812012D0 (en)	1998-07-29	A liquid level transducer
AU1392895A (en)	1996-07-03	A level measurement system for liquid metal baths
AU6829196A (en)	1997-04-09	Liquid dispensing apparatus
AU6009996A (en)	1997-01-09	Liquid dispensing apparatus
AUPN683795A0 (en)	1995-12-21	A device for entraining a gas into a liquid
AU5255600A (en)	2000-12-18	Apparatus for measuring a small quantity of a liquid
TW467288U (en)	2001-12-01	Apparatus for detecting amount of liquid

Legal Events

Date	Code	Title	Description
2000-03-09	MK6	Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase