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| Number | Title | Issue Date |
| 8011390 | Regulating device and methods of using same The present invention relates to a regulating device (1) for regulating a fluid flow, the regulating device (1) comprising an actuator element (3) which is provided with a flow area (4) arranged to convey fluid between a fluid inlet (9... | 09/06/2011 |
| 7971609 | Water saving device A water saving device for use at or near a water outlet has a first water flow regulating element; a second water flow regulating element disposed downstream of the first regulating element; and a chamber formed between the first and second regulating elements. All ... | 07/05/2011 |
| 7770600 | Hydraulic restrictor A hydraulic restrictor comprising: a passage along which hydraulic fluid flows; a member which extends along the passage, the member restricting the flow along the passage; and structure for selectively securing the member at a plurality of different positions along... | 08/10/2010 |
| 7594519 | Flow Regulator A flow regulator (50) having a controller housing (1) which has a central body (3) in a passage channel (2) is provided, with the central body (3) being bounded by an annular throttle body (4) made from an elastic material t... | 09/29/2009 |
| 7527075 | Flow Regulator A flow regulator (10) having a regulator housing (1) which is provided with a control device (8a) having a central body (3a) in a passage channel (2). An annular throttle body (4a) produced from an elast... | 05/05/2009 |
| 7431224 | Fluid control device The present invention provides a device for reducing the amount of water or other fluid discharged at a tap (4), which device comprises a body member (1) having an inlet adapted to be connected to a supply of water or other fluid, dual outlets through ... | 10/07/2008 |
| 7364571 | Flow restrictor device for a medical apparatus A medical apparatus flow restrictor includes a housing having an inlet and an outlet, and a fluid path defined through the housing between the inlet and the outlet. At least one pair of opposed restriction devices are seated within the housing between the inlet and ... | 04/29/2008 |
| 7361165 | Pressure compensating IV flow control regulator A pressure compensating IV rate flow regulator having a housing with a metering port and an outlet. The flow rate is set by adjusting a flexible disk to vary the clearance between a metering port and flow passageway. The controlled fluid passes to a land surrounding... | 04/22/2008 |
| 7353845 | Inline bladder-type accumulator for downhole applications An accumulator comprises a housing connected to a hydraulic system, an elastomeric bladder separating a gas compartment from a fluid compartment, and an anti-extrusion device. A method for operating an accumulator comprises connecting the accumulator to a hydraulic ... | 04/08/2008 |
| 7325572 | Flow restrictor device for a medical apparatus A medical apparatus flow restrictor includes a housing having an inlet and an outlet, and a fluid flow path defined through the housing between the inlet and outlet. At least one pair of opposed restriction surfaces are provided in contact with each other within the... | 02/05/2008 |
| 7320340 | Fluid pressure reduction devices Fluid pressure reduction devices for use in gas and liquid handling systems are disclosed. An example fluid pressure reduction device includes a plurality of cylinders, each having an inner diameter surface and an outer diameter surface and a plurality of apertures ... | 01/22/2008 |
| 7311091 | Temperature-controlled PCV valve A positive crankcase ventilation valve includes a flow restrictor movable in an orifice to vary flow of fumes from a crankcase to an intake manifold in a vehicle. ... | 12/25/2007 |
| 7291194 | Intermittent mixer with low pressure drop A thermal mixer reduces the temperature of flue gas supplied to a fabric filter. Two spray dry absorbers are operable to cool flue gas. A housing of the mixer has first and second inlet passages for gas from the absorbers, an outlet passage for gas to the fabric fil... | 11/06/2007 |
| 7288128 | Intermittent mixer with low pressure drop A thermal mixer reduces the temperature of flue gas supplied to a fabric filter. Two spray dry absorbers are operable to cool flue gas. A housing of the mixer has first and second inlet passages for gas from the absorbers, an outlet passage for gas to the fabric fil... | 10/30/2007 |
| 7285210 | Zero waste reverse osmosis water filtering A reverse osmosis water filtering system includes a reverse osmosis membrane having first output port for permeate water, second output port for concentrate water, and intake port for receiving filtered water, a filtering assembly providing filtered water to the mem... | 10/23/2007 |
| 7257999 | Liquid dispenser with volume meter A liquid dispenser comprises a sprayer device and volume meter connected together to form an integral unit that prevents the sprayer device and volume meter from being disconnected without damaging the dispenser. The volume meter has an inlet end portion and a gauge... | 08/21/2007 |
| 7237573 | High pressure, low flow rate fluid flow control An adjustable high pressure, low flow metering valve provides a sleeve extending about a restrictor shaft, the sleeve having a narrow helical groove formed in the inside diameter. A restrictor shaft within the sleeve encloses the groove and forms a sealed helical fl... | 07/03/2007 |
| 7222643 | Internal post flow control A flow control including an annular flexible member and an internal post disposed downstream of the flexible member is described. The annular flexible member has a deflectable inner edge that defines a passage channel and the annular flexible member and internal pos... | 05/29/2007 |
| 7213472 | Connecting piece for fluid lines A connector (3) is suggested, which is capable of connecting a fluid line (28) to a fluid technology device. A connection channel runs between a device connection (24) and a line connection (25) in the connector (3). The connector ... | 05/08/2007 |
| 7152628 | Anti-cavitation valve assembly A valve assembly for reducing cavitation includes a seat disposed within a valve housing intermediate a fluid inlet and outlet thereof. A disc guide is associated with the seat so as to be slidably moveable relative to the seat. The seat includes a wall defining an ... | 12/26/2006 |
| 7144149 | Homogenization valve A homogenization valve comprises an outer case, a homogenization mechanism contained in the outer case and having at least one homogenization device. The homogenization device comprises a high pressure chamber, in communication with a chamber for feeding the high pr... | 12/05/2006 |
| 7104281 | Fluid flow regulation Fluid flow regulation may be achieved by a system including a housing, a first flow throttling area, and a second flow throttling area. The housing includes a flow inlet port, a flow outlet port, and a passage between the ports. The first flow throttling area is in ... | 09/12/2006 |
| 7073534 | Silencer for perforated plate flow conditioner A perforated plate flow conditioner includes a single acoustic feedback interference device having an upstream end attached to a downstream side of the perforated plate. The upstream end covers substantially all of the downstream side of the perforated plate between... | 07/11/2006 |
| 7063685 | Hemostasis valve for a catheter A hemostasis valve that is closed when not accessed, but which provides an unobstructed fluid pathway when accessed by a luer fitting/connector. An auto-closure valve within the hemostasis valve housing is flush with a top surface thereof, allowing easy cleaning (sw... | 06/20/2006 |
| 7017611 | One-piece manifold for a reverse osmosis system A one-piece manifold for a reverse osmosis system includes a filter configured to receive water from a water port and a membrane configured to receive filtered water via a first conduit. The membrane is also configured to send permeate water to a reverse osmosis tan... | 03/28/2006 |
| 6974116 | Rotary ball valve assembly A rotary ball valve assembly for a rotary ball valve comprises a rotary closure element and an impedance assembly. The closure element is rotatable about a rotational axis, and has a through-bore defining a flow inlet and a flow outlet. The impedance assembly is pos... | 12/13/2005 |
| 6935354 | Permeable gas assembly for gas delivery A valve assembly for controlling gas delivery from a higher pressure fluid source to a lower pressure processing tool comprising a valve poppet movingly engageable with a valve seating member and a fluid permeable insert positioned between the valve poppet and the v... | 08/30/2005 |
| 6934976 | Toilet flusher with novel valves and controls A tank-type flusher includes an intake valve, i.e., a fill valve, a diaphragm-operated flush valve, and a pressure control mechanism. The intake valve is connected to an external water source and is constructed to close water flow to a water storage tank at about a ... | 08/30/2005 |
| 6921389 | Simplified device for regulating the flow rate of medical liquid directed towards a patient A device for regulating the flow rate of a liquid in a medical infusion line, includes a body presenting elements for its connection to a first and to a second conduit connected to a container for the liquid and directed to a patient respectively, the body presentin... | 07/26/2005 |
| 6830062 | Spigot freeze dripper A dripper apparatus for a water spigot includes a coupler having a threaded female member for connecting to a water spigot. A generally cylindrical elongate member has a longitudinal portion in fluid communication with the female member. The longitudinal portion has... | 12/14/2004 |
| 6789567 | Bi-directional constant flow device A bi-directional flow-control device includes a housing defining a flow passage and first and second orifices installed in the passage, each orifice being tubular and having a seat, each seat having a plurality of circumferentially spaced flow-control channels, the ... | 09/14/2004 |
| 6695011 | Flow regulator A flow regulator (1) having a regulator housing (2) in which, in a flow channel, an annular flow restrictor (5) made of elastic material is provided that is pushed onto a fastening post (4) and encircles this post. The post (4) has at least two fastening ... | 02/24/2004 |
| 6681807 | Asymmetric bidirectional flow device A method and apparatus for receiving a flow of fluid and restricting the flow through a device are described. The apparatus includes an insert having a shaped surface including at least one through-hole located off-center. The shaped surface may be a bell... | 01/27/2004 |
| 6631737 | Flow limiter A device for controlling liquid flow in a conduit which is of a hat-like configuration defined by a cylindrical base part having a flange part at one end and a closure part at another end joined thereto by an integral spring which bends to permit through-... | 10/14/2003 |
| 6631738 | Flow control valve A valve or ball reversal orifice provides provide a first flow restriction to a material flowing through the ball reversal orifice and a second flow restriction when the material reverses flow direction. The valve includes a housing having at least first ... | 10/14/2003 |
| 6615873 | Choke valve for automatic transmission A choke valve for an automatic transmission is formed from a valve hole having a circular section that runs through a valve body in its thickness direction and a columnar valve main body that is fitted in the valve hole. The valve main body has a pair of ... | 09/09/2003 |
| 6550956 | Extensional flow mixer An extension flow mixer especially for viscous liquids has a housing (10) with an end inlet (12a, 14a) connectable to a pressurized source of the liquid, and an outlet (119) at an opposite end of the housing (10). A mandrel (30) located in the cavity has ... | 04/22/2003 |
| 6439267 | Adjustable flow diffuser When a fluid passes through a conventional elbow, turbulence is created in the fluid flow. The fluid may not stabilize and return to a laminar flow until 40-50 pipe diameters downstream. Turbulence in a piping system can cause a variety of problems such a... | 08/27/2002 |
| 6401758 | Variable pitch thread configuration An apparatus for providing a variable pitch thread includes a hollow cylindrical element configured to provide a plurality of parallel, radially projecting ridges extending circumferentially around the cylindrical element and spaced apart with a given ste... | 06/11/2002 |
| 6390132 | Fluid stream pulse damper A fluid stream pulse damper having a fluid conduit defining a fluid path and a fluid flow direction. The conduit has an inlet end and an outlet end. A damper body in the conduit intersects the fluid path. An energy absorber attached to the damper body ope... | 05/21/2002 |
