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Class Information
Number: 73/223
Name: Measuring and testing > Volume or rate of flow > Tank type > Single measuring chamber
Description: Tank meters having only one measuring chamber.


Sub-classes under this class:

Class Number Class Name Patents
73/224 With float operated valve 9
73/226 With siphon discharge 7


Patents under this class:

Patent Number Title Of Patent Date Issued
7470060 Detection apparatus for measuring fluid in a vessel Dec. 30, 2008
6943690 Flow verification mechanism Sep. 13, 2005
6924214 Method for calculating a time-related fill level signal Aug. 2, 2005
6508109 Method and device for measurement of pulsating milk flow Jan. 21, 2003
6393908 Outflow meter May. 28, 2002
6176274 Method and system for measuring fluid volume in a photolithography track Jan. 23, 2001
5905200 Cyclonic flow meters and method of using same May. 18, 1999
5877417 Flow meter Mar. 2, 1999
5801308 Measuring apparatus for measuring an injected quantity of liquid Sep. 1, 1998
5792964 Milking system including a milk quantity meter Aug. 11, 1998
5635637 Apparatus for measuring the flow rate of a fluid Jun. 3, 1997
5606135 Cyclonic flow meters and method of using same Feb. 25, 1997
5597960 Pump station flowmeter Jan. 28, 1997
5385056 Pump station flowmeter Jan. 31, 1995
5325725 Water cooled stator winding leak detector Jul. 5, 1994
5313842 Pump station flowmeter with sudden high inflow change detector May. 24, 1994
5220515 Flow verification for process gas in a wafer processing system apparatus and method Jun. 15, 1993
5119675 Liquid drainage system Jun. 9, 1992
5094112 Process and a device for carrying out measurements at a foaming liquid Mar. 10, 1992
5062304 Urine collection monitor with temperature sensing Nov. 5, 1991
5046925 Gas piston liquid flow controller Sep. 10, 1991
5043074 Device and method for measuring the ultrafiltration in an artificial kidney Aug. 27, 1991
5035139 Process and a device for carrying out measurements at a foaming liquid Jul. 30, 1991
4974448 Electrodes for measuring the level of milk in flowmeters Dec. 4, 1990
4964307 Liquid flow measuring device Oct. 23, 1990
4962666 Mass flowmeter apparatus Oct. 16, 1990
4897797 Proportional chemical feeding system Jan. 30, 1990
4718443 Mass flowmeter apparatus Jan. 12, 1988
4669308 Method and apparatus for determining liquid flow rates Jun. 2, 1987
4669307 Milk amount measuring device for milking machines and the method for measuring the same Jun. 2, 1987
4549432 Metering separator for determining the liquid mass flow rate in a gas-liquid oilfield production stream Oct. 29, 1985
4530465 Method and device for calibrating a regulated flow spraying apparatus Jul. 23, 1985
4522059 Flowmeter and installation for mixing an additive in a liquid Jun. 11, 1985
4519248 Device for measuring a whole day urinary output May. 28, 1985
4513830 Method and arrangement for determination of values relating to the mass of a flow of material Apr. 30, 1985
4455870 Method and apparatus for determining liquid flow rates Jun. 26, 1984
4397189 Measuring low flowrates Aug. 9, 1983
4395918 Flow rate meter Aug. 2, 1983
4391138 Collecting vessel Jul. 5, 1983
4364413 Molar gas-flow controller Dec. 21, 1982
4364269 Flowmeter for determining average rate of flow of liquid in a conduit Dec. 21, 1982
4086653 Pneumatic pump monitor Apr. 25, 1978
4054054 Fluid flow measurement apparatus Oct. 18, 1977
4019545 Sample fraction collector Apr. 26, 1977
4013194 Device for metering by weight the delivery of liquids Mar. 22, 1977
3930411 Fluid measuring device Jan. 6, 1976



 
 
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