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| Number | Title | Issue Date |
| 8127795 | Flue gas diverter damper seal land A diverter damper seal land for installation in a flue gas duct defined by a casing wall, the diverter damper seal land includes: a front seal land and a rear seal land, the front seal land is mountable in the duct by a connection between the base edge and the casin... | 03/06/2012 |
| 7779867 | Miniature valve The present invention relates to a miniature valve, which includes a valve body comprising an inflow channel, an outflow channel and a liquid chamber, and a close assembly comprising a driver, a rocker and a valve film. The close assembly connects to the valve body ... | 08/24/2010 |
| 7311115 | Collection valve for water reclamation system A collection valve for use in a water reclamation system includes a drain pipe and a collection port assembly. The drain pipe includes an inlet port connectable to a drain line from which gray water is supplied, a collection inlet, and an outlet port. The collection... | 12/25/2007 |
| 7290566 | Diverter valve with improved seal A diverter valve for bulk solids is disclosed. The valve has a single inlet and two or more outlets, preferable three. Two pivotal gate valves are used for three outlets so that one is open and two are closed. The valve includes a novel pivotal gate structure which ... | 11/06/2007 |
| 7273071 | Diverter valve for capacity control of a refrigerant absorption cycle driving heat source A control for controlling the amount of heated fluid entering the inlet of the driving heat source for a refrigerant absorption cycle is controlled to vary the relative amount of heated fluid entering the driving heat source inlet, and being dumped to atmosphere. Pr... | 09/25/2007 |
| 7258347 | Discrete active seal assemblies Active seal assemblies employing active materials that can be controlled and remotely changed to alter the seal effectiveness, wherein the active seal assemblies actively change modulus properties such as stiffness, shape orientation, and the like. In this manner, i... | 08/21/2007 |
| 7182101 | Device for controlling the flow of a fluid in one or more conduits in an electrical appliance, particularly in a dishwasher machine A device for controlling the-flow of a fluid in one or more conduits in an electrical appliance, particularly in a dishwasher machine, comprises at least a control member, movable between two or more positions, and shape memory actuator means of control member. ... | 02/27/2007 |
| 7174918 | Air flow control valve for vehicle air conditioning module A novel air flow control valve for an air outlet in an HVAC housing provides for strong, even seal pressure all the way around the edge of the opening. In stead of a swinging door hinged at one edge of the opening, in which seal pressure is strong on the hinge edge ... | 02/13/2007 |
| 7156029 | Collapsible grain chute A generally conically-shaped collapsible grain chute removably affixed to the bulk seed distributor of an agricultural planter to provide an effective and efficient apparatus for emptying the bulk seed bin. The chute may include a cinch cord to selectively open and ... | 01/02/2007 |
| 7144616 | Microfabricated elastomeric valve and pump systems A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the fir... | 12/05/2006 |
| 7140393 | Non-contact shuttle valve for flow diversion in high pressure systems A valve for redirecting flow in a supercritical fluid or other high pressure processing system is disclosed. In high pressure supercritical carbon dioxide (SCCO2) equipment for semiconductor wafer processing, a major hurtle in providing clean equipment and clean waf... | 11/28/2006 |
| 7140449 | Air blower for extinguishing fires and method for extinguishing fires The invention employs a blower of the type used by commercial landscapers. The device has an engine mounted on a frame. Shoulder straps attached to the frame allow the user to wear the device on his back leaving the hands of the operator free to operate other tools ... | 11/28/2006 |
| 7114877 | Drainage system for sports fields An improved system for draining bunkers on golf courses and other sports playing areas, and for draining landscaped areas. A receptacle is positioned below the surface for receiving drain water and for discharging the water through an outlet. A perforated pipe water... | 10/03/2006 |
| 7086416 | Valve assembly having a compensating gate Methods and apparatus for selectively blocking or redirecting flow with a valve that compensates for misalignment between a seat and a gate are disclosed. In one aspect, a valve includes a gate having two discs spaced from one another, first and second seats within ... | 08/08/2006 |
| 7082944 | Changeover valve and dual air supply breathing apparatus A dual air supply breathing apparatus that allows a user to quickly and easily switch between two or more sources of air or compressed gas, such as filtered air from a Powered Air Purifying Respirator (PAPR) and compressed air from a Self-Contained Breathing Apparat... | 08/01/2006 |
| 6990992 | Damper device A damper device includes a first baffle capable of opening or closing a first opening portion by turning about its axis and a second baffle capable of opening or closing a second opening portion by turning about its axis. A common drive source for driving the first ... | 01/31/2006 |
| 6968680 | Diesel engine system for use with emission control device An exhaust valve downstream of a diesel engine splits exhaust gasses between two catalysts. In one position, most of the exhaust gasses go to a first catalyst, and the remaining exhaust gasses, along with injected reductant go to a second catalyst. In a second posit... | 11/29/2005 |
| 6955188 | Switch valve for the exhaust gases of an internal combustion engine The invention relates to a switch valve for the exhaust gases of an internal combustion engine. The switch valve includes a housing part in which an inlet and a first outlet and a second outlet are formed. A directional control member in the form of a swinging flap ... | 10/18/2005 |
| 6951317 | Vehicle, lightweight pneumatic pilot valve and related systems therefor A vehicle, such as a missile, with a pilot valve system controls the vehicle's thrust valves despite a hostile propellant gas environment. The pilot valve system can have one or more pilot valves. Using refractory elements, the pilot valve ball reciprocates between ... | 10/04/2005 |
| 6938586 | Proportional valve A valve for automatically and proportionally adjusting fluid flow between an engine and a radiator for cooling the fluid heated by the engine in response to changes in fluid temperature within a range of operating temperatures. The valve includes a housing having a ... | 09/06/2005 |
| 6928939 | Crop conversion plug A bulk fill system for split row planters that can be easily converted to plant 30″ corn or 15″ soybeans with the aid of a conversion plug that controls the flow of seed entrenched air to select meters on planter rows. The conversion plug is easily installed and... | 08/16/2005 |
| 6926603 | Withdrawal of samples An arrangement for the withdrawal of samples from a flow of harvested crop flowing in a conveying channel in a harvesting machine includes a guide element mounted so as to cover a sample withdrawal opening provided in a wall of the channel. The guide element is moun... | 08/09/2005 |
| 6880572 | Exhaust gas control valve, apparatus and method of controlling exhaust gas flow The present invention is directed to an exhaust gas control (EGC) valve. The EGC valve comprises a valve housing having at least one inlet port, at least one outlet port, and a flow channel having a centerline extending between the ports. A valve seat is adjacent an... | 04/19/2005 |
| 6745996 | Alternating pressure valve system An alternating pressure valve system is provided comprising a blower with an air intake and an air outlet; a rotor valve assembly connected to the air outlet from the blower where the rotor valve assembly comprising: a housing with an air intake, a first air outlet,... | 06/08/2004 |
| 6659167 | Door mechanism of automotive air conditioning device A mix door (5) is arranged in air passages (10, 11) of an automotive air conditioning device. The mix door (5) is arranged to extend in a direction to shut an air flow blown from the upstream air passage (10) and swelled in a downstream direction with a p... | 12/09/2003 |
| 6647710 | Exhaust gas purifying apparatus for internal combustion engines An exhaust gas purifying apparatus for internal combustion engines, which comprises an exhaust pipe, a branched exhaust pipe, a first NOx adsorbing catalyst provided in the exhaust pipe, a second small-sized NOx adsorbing catalyst provided in the branched... | 11/18/2003 |
| 6648018 | Bypass control valve A bypass control valve including a wall that defines a first passage disposed along a first axis and having a first portion, a second portion, and a transitional portion disposed between the first and second portion. The transitional portion has a first p... | 11/18/2003 |
| 6644352 | Valve The invention relates to a valve, in particular for the fluid circulation in a motor vehicle, having a housing (12) with at least one inlet (14) and at least one outlet (16, 18) that communicate with one another via a passage (20), and having a valve memb... | 11/11/2003 |
| 6443425 | Valve A valve, especially a switch-over valve for large channel cross sections, is provided. A wing is pivotably mounted in a housing having channel connections. A fixating lever assembly provides for movement of the wing and includes a fixating lever and at le... | 09/03/2002 |
| 6419662 | Continuous irrigation Y-tubing control valve device and system The present invention is a continuous irrigation system for medical applications, including transurethral resection procedures, which provides automatic bag switching. It includes: (a) a first and second liquid irrigation bag; (b) a first proximal tubing ... | 07/16/2002 |
| 6273638 | Automated air handling system for sports field An air handling system includes an air handling device connectable to a duct network that is underneath a field having grass growing in it, at least one sensor disposed to measure a variable associated with the field, and a control unit connected to the a... | 08/14/2001 |
| 6257155 | Curved blade by-pass damper with flow control A damper vane assembly for controlling the flow of flue gas between a flue gas pass of a combustion vessel which generates flue gas and a selective catalytic reactor operable to catalytically treat flue gas in a combustion system is provided. The damper v... | 07/10/2001 |
| 6223770 | Vacuum valve interface An interface for connecting a first vacuum source to a first vacuum apparatus, and for selectively connecting the first vacuum source and the first vacuum apparatus to a second vacuum apparatus without venting the first vacuum apparatus. A third fitting i... | 05/01/2001 |
| 6216737 | Flanged three-way universal butterfly valve A valve housing has three ports with butterfly valves mounted in two of the ports with stems coupled to the valve disks and extending through opposite sides of the housing. A linkage couples the valve stems together at one side of the housing, while an ac... | 04/17/2001 |
| 6202639 | Switch assembly barbecue grill A switch assembly for a barbecue grill includes two pipes with a connection tube integrally connected between the two pipes. The two pipes and the connection tube are made by way of casting so as to be a one-piece member. The connection tube has a groove ... | 03/20/2001 |
| 6196520 | Air distribution device with a shutter of the drum type, in particular for a motor vehicle An air distribution device comprises a casing (10) provided with a cylindrical wall (12) having at least one air passage opening (14, 16), a shutter (20) mounted so as to pivot with respect to an axis of rotation (X--X) and having a generally cylindrical ... | 03/06/2001 |
| 6182699 | Diverter valve for improved flow control A control valve for controlling the fluid flow of particulate and other materials through a conduit having a housing accepting the fluid flow received from an inlet conduit. A selectively positionable elliptical shaped diverter plate is positioned in a ce... | 02/06/2001 |
| 6120211 | Air distribution valve for pivoting in two directions An air distribution valve comprises a gimbal mounted flow directing nozzle connected to a feed conduit and selectively and pivotally advanceable about at least two intersecting and perpendicular axes into alignment with one of four outlet openings in a ba... | 09/19/2000 |
| 6098661 | Unstable flap valve for fluid flow control A valve for redirecting fluid flow has a valve chamber supporting fluid flow, with the valve chamber having an inlet, a first outlet, and a second outlet. The valve chamber can be closed or partially open. The flap element is movable to alternatively bloc... | 08/08/2000 |
| 6098957 | Electro-mechanical torque limiter for valve actuators A valve apparatus used in heating and cooling systems in which a valve housing, a valve element, a drive mechanism, and a torque limiting mechanism operate to open and close the valve element between different ports to allow fluid flow through the flow pa... | 08/08/2000 |
