An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 8083936 | Reducing waste water in reverse osmosis residential drinking water systems The production of purified water from a residential reverse osmosis drinking water system is limited by the pressure build up in the holding tank or reservoir. While the pressure in the tank increases the brine or waste water continues to flow at a constant rate. Th... | 12/27/2011 |
| 8048297 | Method and apparatus for collecting biological materials A method and apparatus can separate and concentrate a selected component from a multi-component material. The multi-component material may include a whole sample such as adipose tissue, whole blood, or the like. The apparatus generally includes a moveable piston pos... | 11/01/2011 |
| 7972505 | Primary equalization settling tank Disclosed is a system for treating waste water. The system may be applied to any application for the treatment of waste water which benefits from an equalized flow into the waste water treatment processes, such as industrial batch discharges, storm water settling an... | 07/05/2011 |
| 7879229 | Water treatment plant with immersed membranes A liquid treatment plant has sets of membrane trains and processing trains with flow between them through channels. Flow configurations for withdrawing permeate and sludge from the trains are described. Cyclic aeration is provided to the membrane trains. Methods of ... | 02/01/2011 |
| 7771590 | Method and apparatus for collecting biological materials A method and apparatus for separating and concentrating a selected component from a multi-component material. The multi-component material may include a whole sample such as adipose tissue, whole blood, or the like. The apparatus generally includes a moveable piston... | 08/10/2010 |
| 7722761 | Filtering device with flow adjuster A filtering device for filtering water and liquids in general comprises a first reservoir for collecting the water to be filtered, a second reservoir for collecting the filtered water, which reservoir is supplied by falling from the first reservoir, a conduit which ... | 05/25/2010 |
| 7686950 | Water purification system and method, and module for the system The invention relates to a method and a system for purifying water whereby: the water to be purified is pressurized; a pressurized flow of said water is directed onto at least one selective permeability membrane to divide (11) the flow of pressurized water in... | 03/30/2010 |
| 7674371 | Waste water installation with purification device In waste water installations, the amount of falling rainwater which increases as a result of heavy precipitations is diverted into lakes and waterways in order to relieve the sewage treatment plant. In order to remove the impurities carried along with the rainwater,... | 03/09/2010 |
| 7674372 | Wastewater flow equalization system and method A wastewater treatment mechanism includes an interior chamber having a peripheral wall preferably provided with two diametrically opposite openings in each of which is received a flow port member having a flow equalization port therein. Depending upon wastewater lev... | 03/09/2010 |
| 7666301 | Settling and retention basin A settling and retention basin includes an interior chamber having a peripheral wall preferably provided with two diametrically opposite openings in each of which is received a flow port member having a flow equalization port therein. Depending upon wastewater level... | 02/23/2010 |
| 7645377 | Blood product transfer system A system for transferring blood product between a blood storage bag and a processing bag. The system includes an airtight containment chamber for supporting therein one or more blood storage bags. A door is provided for access to the chamber and there is included an... | 01/12/2010 |
| 7553408 | Hydraulic lubrication filter circuit A vehicle hydraulic system includes a lube circuit, a pump supplying hydraulic fluid from sump to first and a second hydraulic control circuits and a filter circuit. The filter circuit includes a first outlet connected to the lube circuit, a sump line, and a second ... | 06/30/2009 |
| 7476312 | Fluid treatment system There is disclosed a water treatment appliance, particularly for on-the-counter treatment of potable water. The appliance comprises: a base unit comprising a pump, a housing and a cooling unit for chilling water in the housing; a removable water reservoir engageable... | 01/13/2009 |
| 7429324 | Device for in-line preparation of liquid for an extracorporeal blood treatment apparatus A method for in-line preparation of liquid for an extracorporeal blood treatment apparatus that makes provision for placing a filter in correspondence with each of two successive filtration stations, for carrying out a liquid preparation cycle, for removing the filt... | 09/30/2008 |
| 7419591 | Filter cartridge with check valve protection A filter assembly is provided that includes a hood, a drain manifold, a filter disposed between the hood and the drain manifold, a drainage space that is disposed between and in fluid communication with both the filter medium and the drain manifold, a check valve th... | 09/02/2008 |
| 7416661 | Mechanical flotation device for reduction of oil, alkalinity and undesirable gases A mechanical vessel may effectively and simultaneously displace a first undesired gas from within water with a second desired gas, and remove at least one alkaline species and oily matter from the water. The vessel raises the pH of the water and reduces the lime req... | 08/26/2008 |
| 7410568 | Sludge treatment An apparatus for treating sludge, comprises a press for dewatering the sludge, a compaction device for receiving and compacting sludge dewatered by the press, a shredder for receiving and shredding sludge compacted by the compaction device, and a tube conveyor for c... | 08/12/2008 |
| 7407585 | Water purification system and methods, and module for the system The invention relates to a method and a system for purifying water whereby: the water to be purified is pressurized (13); a pressurized flow of said water is directed onto at least one selective permeability... | 08/05/2008 |
| 7387722 | Water treatment system An automatic system for treating water, which consists of two treatment tanks adapted to be operated alternately. The tanks are interconnected with each other by a unique isolation valving system that permits one tank to be in use while the other is on standby. They... | 06/17/2008 |
| RE40310 | Water purification system and method including dispensed volume sensing and control A water purification system for purifying water flowing through a water flow path. The system includes a water purification device having an inlet and an outlet in the water flow path and at least one interior volume communicating with the inlet and outlet. A purifi... | 05/13/2008 |
| 7363917 | Filter unit and valve for a fuel supply system A valve (49) which is intended for insertion into the line connecting a fuel pump to a system of injection valves and which is designed as a pressure-maintaining valve is characterized by a pipe body (50) intended to have a flow passing through it, int... | 04/29/2008 |
| 7354190 | Two-stage mixing system, apparatus, and method A two-stage mixing system, apparatus, and method produces a solution including a first substance and a second substance in a predetermined ratio by first mixing the first substance with a first liquid to produce a first solution and then mixing the first solution wi... | 04/08/2008 |
| 7347945 | Method and an installation for separating out multiphase effluents The invention relates to a method and to an installation for separating out an effluent made up of a multi-phase fluid mixture. According to the invention, said installation includes gravity separator means whose geometrical separation characteristics can be adjuste... | 03/25/2008 |
| 7338606 | Arrangement and method for maintaining a minimum flow velocity in the coolant return of a machine tool coolant filtration system An arrangement and method for maintaining a minimum flow velocity in return piping receiving dirty coolant from a plurality of machine tools receiving filtered coolant from a filter apparatus. A bypass line diverts clean coolant into the return piping via a pressure... | 03/04/2008 |
| 7316778 | Staged oil filter incorporating pelletized basic conditioner An improved oil conditioning filter, for use with an internal combustion engine, includes a mechanically active filter element and a chemically active filter element having a reactive basic conditioner therein. The reactive basic conditioner is provided to counterac... | 01/08/2008 |
| 7314571 | Methods and systems for removing floating solid waste from the surface of a watercourse A floating pond skimmer is coupled by a fluid conduit to a remote filter/aerating apparatus. The skimmer sucks a mixture of solids and water, grinds/chops the solids, and pumps the reduced solids and water through the conduit to the filter/aerating apparatus which s... | 01/01/2008 |
| 7309323 | Wearable continuous renal replacement therapy device A continuous renal replacement therapy (CRRT) device adapted to be worn on a portion of the body of a patient. The CRRT device is worn by the patient and operates on rechargeable batteries for more than 5 hours. Dialysate is used to remove impurities from the blood.... | 12/18/2007 |
| 7303678 | Method for treating wastewater A variable process for treating wastewater at a localized sewage treatment system positioned at the site of the wastewater generation is disclosed. Wastewater initially flows from a residence or business into a first operational area of the wastewater treatment syst... | 12/04/2007 |
| 7303665 | Aquarium drainage and waste detection system An aquarium drainage system having a filter, funnel, clear tube, sensor housing, light sensor, light beam generator, waste indicator light, primary valve, secondary/safety valve, safety cap and safety switch, as well as the other components shown in the drawings, wh... | 12/04/2007 |
| 7294257 | Water filter A filter unit for filtering particulates and other foreign matter from a water supply, comprising a filtering chamber. At least a portion of an exterior of the filtering chamber being provided with filtering chamber in use. The mesh being sized to filter particulate... | 11/13/2007 |
| 7291264 | Staged oil filter incorporating additive-releasing particles An improved oil conditioning filter, for use with an internal combustion engine, includes a mechanically active filter element and a chemically active filter element containing a beneficial additive therein. The beneficial additive is provided to extend the useful l... | 11/06/2007 |
| 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 |
| 7276169 | Method for filtering water in an aquarium, a water cultivation tank and similar water bonds, and corresponding filtering system A method for filtering the water of an aquarium, a water cultivation tank or similar water bonds, by means of a filtering system comprising a closed vessel and defining a chamber, a filtering body housed in the chamber, a circulation pump having a suction duct, comm... | 10/02/2007 |
| 7273544 | Sludge extractor A sludge extractor with a receiving tank, on which a suction connection for a suction element, which draws in a sludge-containing liquid, and a discharge connection for discharge element, which discharges the sludge-containing liquid, are mounted, and with a motor f... | 09/25/2007 |
| 7267235 | Greywater recycling apparatus The invention provides a unitary device for converting an open-top container into a greywater recycling apparatus comprising a vessel lid having a submersible float switch-operated pump depending therefrom by extension means sized to enable the positioning of the pu... | 09/11/2007 |
| 7258798 | Potable water treatment plant and method of maintaining same A package plant for treating raw water to yield potable water. The package plant includes an inlet for raw water, followed by an ozonator for disinfecting the water. Next is provided an up flow roughing filter including a chemically active layer, on top. A slow sand... | 08/21/2007 |
| 7255141 | Beverage bottling plant for filling bottles with a liquid beverage filling material, a container filling plant container filling machine, and a filter apparatus for filtering a liquid beverage A beverage bottling plant for filling bottles with a liquid beverage filling material, a container filling plant container filling machine, and a filter apparatus for filtering a liquid beverage. The filter apparatus has a plurality of filter chambers which are each... | 08/14/2007 |
| 7232278 | Adjustable outlet riser An adjustable outlet riser including a riser (54), a reducer (58) sealed to the riser (54), and an adjustable riser (56) having a tight but slidable fit with the reducer (58). A pond for treatment of aqueous solutions has a piping ... | 06/19/2007 |
| 7223346 | Methods and apparatus for isolating platelets from blood A platelet collection device comprising a centrifugal spin-separator container with a cavity having a longitudinal inner surface. A float in the cavity has a base, a platelet collection surface above the base, an outer surface. The float density is below the density... | 05/29/2007 |
| 7214311 | Filter cartridge with check valve protection A filter assembly is provided that includes a hood, a drain manifold, a filter disposed between the hood and the drain manifold, a drainage space that is disposed between and in fluid communication with both the filter medium and the drain manifold, a check valve th... | 05/08/2007 |