Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 8127792 | Pressure equalization system for a bi-directional orifice fitting A pipeline flow meter orifice fitting includes a first body, a flow bore through the first body, a chamber in the first body adjacent to the flow bore, an orifice plate supported in alignment with the flow bore by an orifice plate carrier, wherein the orifice plate ... | 03/06/2012 |
| 7347219 | Meter bar and metering system A meter bar and meter bar system are provided for directing a fluid. The meter bar includes a first portion, a second portion and a bypass path extending between the first and second portions. The first portion includes a first service port, a first meter port and a... | 03/25/2008 |
| 7328721 | Flow rate controller A flow rate controller for controlling the flow of a medium, includes an incoming channel, a measuring chamber, a running flow channel connecting the incoming channel and the measuring chamber, a control valve acting in the running flow channel, and an outflow chann... | 02/12/2008 |
| 7216534 | Substrate processing apparatus and thermal type flowmeter suitable to the same In a thermal type flowmeter 60, a heating/heat-sensitive coil 64 which is shaped as a coil is fit close into an approximately central portion of a duct pipe 63. A flow rate computing circuit 65 supplies electric power to the heating/heat-... | 05/15/2007 |
| 7178409 | Laminar flow meter or controller Volumetric flow meters, volumetric flow controllers, mass flow meters, and mass flow controllers using a transverse laminar flow assembly are described. The flow assembly may be constructed from a plurality of open and/or closed slices or layers stacked upon one ano... | 02/20/2007 |
| 7131456 | Mass flow controller A mass flow controller includes a base having a passage that allows a fluid to pass through the passage. A first control valve controls a mass flow of a fluid passing through the passage. A second control valve controls a full scale of the mass flow of the fluid. A ... | 11/07/2006 |
| 7080654 | Method for transporting easily polymerizable liquid by pipeline A method for transporting an easily polymerizable liquid by a pipeline having branches, wherein among pipelines branched at a branch point, one pipeline which may not be used over a long period of time, is provided with a valve to close the pipeline, within 500 mm f... | 07/25/2006 |
| 6968856 | Mechanically automated fluid consumption limiting apparatus A mechanical automatic fluid consumption limiting apparatus for limiting flow through a primary flow line includes an actuating line, a control line, a rotary meter, a control assembly, an actuating valve, a diaphragm valve on the primary line, an eductor and an eng... | 11/29/2005 |
| 6932098 | Apparatus and method for pressure fluctuation insensitive mass flow control A mass flow controller includes a thermal mass flow sensor in combination with a pressure sensor to provide a mass flow controller that is relatively insensitive to fluctuations in input pressure. The pressure sensor and thermal sensor respectively provide signals t... | 08/23/2005 |
| 6871666 | Bi-directional dual chamber orifice fitting Methods and apparatus for a bi-directional dual chamber orifice fitting comprising a body with a chamber in fluid communication with a flow bore. The fitting also comprises an orifice supported by an orifice plate carrier that is selectably disposable in the bore. I... | 03/29/2005 |
| 6832625 | Electrically operable valve assembly having an integral pressure regulator An electrically operable valve assembly having an integral pressure regulator provides ease of installation and compact packaging for a water supply control system. The valve assembly is particularly useful for systems that control household water supplies to preven... | 12/21/2004 |
| 6755210 | Mass flow controller The present invention provides a high-performance mass flow controller which is compact and lightweight, which has a flow path having a simple structure and which does not have dead space in which a fluid is likely to stagnate and cause the problem of contamination.... | 06/29/2004 |
| 6712084 | Apparatus and method for pressure fluctuation insensitive mass flow control A mass flow controller includes a thermal mass flow sensor in combination with a pressure sensor to provide a mass flow controller that is relatively insensitive to fluctuations in input pressure. The pressure sensor and thermal sensor respectively provide signals t... | 03/30/2004 |
| 6561218 | Small internal volume fluid mass flow control apparatus A fluid mass flow control apparatus, particularly useful for controlling low flow rates of fluids used in semiconductor manufacturing processes, comprises a first elongated flow tube connected to an inlet fitting and to a capsule like valve housing and a ... | 05/13/2003 |
| 6443174 | Fluid mass flow control valve and method of operation A fluid mass flow control apparatus, particularly adapted for use in controlling fluid flow to semiconductor fabrication processes, comprises a tubular body part having inlet and outlet fittings and a bore extending therethrough and supporting a valve sea... | 09/03/2002 |
| 6363957 | End user requirement supply using segmentation A system and method are provided for supplying a predetermined amount of fluid, such as fuel and more specifically natural gas, to a target delivery site along at least two pipeline segments wherein a predetermined number of flow meter assemblies correspo... | 04/02/2002 |
| 6293298 | Water softener valve A water softener valve for controlling water flow to and from a water softener is disclosed that includes a cylindrical shaft extending from said inner surface of a piston chamber that fits into a pressure relief port when the piston is in the service pos... | 09/25/2001 |
| 6247495 | Flow rate detection mechanism with a restriction element for mass flow meters A flow proportioning assembly for dividing a portion of a fluid flow such as gas for presentation to a sensor includes a holder member having a central opening and forming an exterior peripheral passageway when inserted within a conduit of a flow meter ho... | 06/19/2001 |
| 6073653 | Control device A flow control device can variably control the flow rate with extremely high accuracy over a wide flow rate range from a high to a low flow rate with a single pump. In this flow control device, a pump is provided in a main pipe line through which fluid is... | 06/13/2000 |
| 5861546 | Intelligent gas flow measurement and leak detection apparatus An intelligent leak test and gas flow measurement apparatus having a body with a conical bore, a center shaft positioned in the conical bore to form a laminar flow gap bounded by the surface of the conical bore and the center shaft, a precisely machined s... | 01/19/1999 |
| 5660207 | Flow controller, parts of flow controller, and related method A mass fluid flow controller has a valve which is controlled by a controller rod which is substantially pivotally mounted on a metallic diaphragm which stretches and unstretches with the movement of the rod. The actuation of the rod movement is by the exp... | 08/26/1997 |
| 5650064 | Automatic device for the regeneration of a bed of ion-exchanging resins An automatic device for the regeneration of a bed of ion-exchanging resins s constituted by a valve body internally provided with two communicating seats, in whose inside pistons which are caused to move by a couple of cams keyed on a motor-shaft slide. Th... | 07/22/1997 |
| 5564458 | Timing valve for the discontinuous metering of a volume flow In a constant timing valve for the discontinuous metering of a volume flow, in particular the flow of cooling water flowing through a heat exchanger of a motor vehicle heater, the volume flow flowing through the valve outlet (17) is maintained constant re... | 10/15/1996 |
| 5305638 | Mass flowmeter having non-adjustable flow splitter A split path mass flowmeter includes a housing having a longitudinally extending bore within which a flow splitter is positioned. The flow splitter includes a tapered portion having a taper corresponding generally to that of a tapered portion of the bore.... | 04/26/1994 |
| 5257537 | Self actuating throttle valve A self-actuating throttle valve for use with fluid measurement apparatus such as a water meter. The valve includes a cylindrical body disposed within the outlet of the fluid measuring apparatus, fluid bypass openings formed in the body to enable fluid to ... | 11/02/1993 |
| 5099881 | Flow dividing structure of mass flow controller A flow dividing structure for a mass flow controller includes a base having a main passage which includes an upsream circular passage, a downstream circular passage, and a tapering circular passage which connects the upstream and downstream circular passa... | 03/31/1992 |
| 5029470 | Device for measuring or metering and regulating the mass of a flow of gas The invention pertains to a device for measuring and regulating the mass of a flow of gases by means of a bypass system with a sensor capillary element, a regulating valve, and an electronic component for elucidating and evaluating measurements received f... | 07/09/1991 |
| 4656827 | Fuel metering system for a gas turbine engine A fuel metering system for a gas turbine engine is disclosed which includes two rotating flowmeters connected to the fuel supply circuit in parallel. The speed of the flowmeters are controlled by a pair of braking motors and tachometers are provided in ea... | 04/14/1987 |
| 4565207 | Method for proportioning fuel usage by a fluid fueled apparatus A fluid proportioning system for apportioning fuel usage among several discrete fluid fuel supplies which are used to supply fluid fuel to a single commonly used apparatus. An application for the invention is in a multidwelling unit wherein each unit is h... | 01/21/1986 |
| 4535797 | Automatic shut off valve An automatic shut off valve comprising a housing having a main inlet, an outlet, a user inlet and a user outlet. A valve assembly is contained within the housing and is movable between an open and a closed position. In its open position, the user inlet an... | 08/20/1985 |
| 4498497 | Flow meter bypass valve assembly A bypass valve assembly is disclosed for use with a fluid flow meter of the type having a housing, an inlet, an outlet, a fluid passage which fluidly connects the inlet to the outlet and a flow rate responsive member within the fluid passage. The bypass v... | 02/12/1985 |
| 4160512 | Liquid metering and blending means An automatic, intermittently operable proportional mixing attachment for non-carbonated beverage dispensing machines having holding tanks in which beverages, reconstituted from proportional volumes of water and liquid concentrate, are stored; said attachm... | 07/10/1979 |
