Did You Know...
...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7434461 | Liquid flow meter An apparatus and method for measurement of liquid flow through use of a volumetric mass balance. ... | 10/14/2008 |
| 7340950 | Flow rate measuring device To provide a flowmeter capable of enhancing metering resolution to thus effect accurate metering. When a fluid to be measured is supplied to or discharged from a metering chamber 4, a membrane 11 provided in the metering chamber 4 is reci... | 03/11/2008 |
| 7327045 | Fuel delivery system and method providing regulated electrical output In a mobile fuel delivery vehicle, providing bulk aircraft fuel from a pressurized fuel reservoir to an aircraft, a method of regulating electrical output of an electrical power source, includes the steps of: (a) receiving, in a fluid path, the bulk aircraft fuel fr... | 02/05/2008 |
| 7313955 | Liquid flow meter A liquid flow meter is disclosed including a compartment enclosure formed from an upper case part and a lower case part, the lower case part containing a volumetric measuring container having a specified fluid volume capacity, mounted upon a rotatable pivot having a... | 01/01/2008 |
| 7181964 | Liquid flow meter A liquid flow meter including a compartment containing a pivotable volumetric measuring container with a counterbalance weight. The movement created by the counterbalance weight about the axis of rotation maintains the static filling rotational position until a spec... | 02/27/2007 |
| 5325725 | Water cooled stator winding leak detector A device for monitoring the leakage of cooling gas into the stator water cooling system is disclosed. The vent from the water cooling reservoir tank is connected to the inlet of a U-shaped passageway and the outlet of the passageway is connected to an atm... | 07/05/1994 |
| 5253535 | Apparatus and method for monitoring mass flow of solids A method and apparatus for transporting solid particulate material and calculating mass flow rate of the material through a rotary feeder having helical pockets is provided. At least one radiation source and two or more detectors are positioned in a manne... | 10/19/1993 |
| 4520677 | Solids mass flow indication with radiation Method and apparatus for indicating mass flow of a solid particulate material through a rotary feeder. A radiation source and detector are positioned in a manner whereby radiation flux is directed through, and attenuated by, particulate material contained... | 06/04/1985 |
| 4046208 | Apparatus for weighing a flowing material A drum rotatable about an axis through its center of gravity carries troughs located in a circle concentric to said axis and which are charged at a certain level with flowing material to be measured as to quantity, whereby the drum is influenced by a driv... | 09/06/1977 |
