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| Number | Title | Issue Date |
| 7677268 | Fluid distribution system for a swimming pool cleaning apparatus A fluid distribution system for controlling the operation of a swimming pool cleaning device includes a housing having an inlet for receiving a supply of pressurized fluid, a plurality of outlet openings and a valve chamber between the inlet and outlet openings. The... | 03/16/2010 |
| 7373949 | Fluid treatment system A control valve for a water treatment system which includes a turbine (110) rotatably mounted within a water receiving chamber. A nozzle assembly (122) defines first and second fluid paths, one of the flow paths may include a fluid pressure response va... | 05/20/2008 |
| 7337803 | Automatic swimming pool cleaners and components thereof Devices for cleaning vessels, especially swimming pools, are discussed. The devices may include a non-linear flow path in a gap surrounding an in-line valve. This non-linearity permits lengths of concentric pipes forming the gap to be decreased without sacrificing o... | 03/04/2008 |
| 7318448 | Swimming pool cleaning apparatus and parts therefor A swimming pool cleaning device includes a fluid distribution system for controlling its operation. More particularly, the distribution system includes a housing having an inlet for receiving a supply of pressurized fluid, a pair of outlet openings and a valve chamb... | 01/15/2008 |
| 7261275 | Relief valve for use in a diaphragm flush valve An improved relief valve for use in a diaphragm flush valve is constructed having a sealing member provided with an exteriorly threaded shaft extending down into the diaphragm flush valve with a smaller diameter metal stem extending from the bottom of the shaft, a s... | 08/28/2007 |
| 7252029 | Hydraulic tilting device for tilting the cab of a vehicle A hydraulic tilting device for tilting the cab of a vehicle between a driving position, in which the vehicle can be driven normally, and a tilted position, in which, for example, maintenance can be carried out on a vehicle engine positioned beneath the cab. The tilt... | 08/07/2007 |
| 7210498 | “Toilet king” automatic water limiting supply shut off safety valve flo-control A geared mechanical device designed to limit a finite amount of water per flush to a tank reservoir of the common household toilet, providing positive shutoff of flow and anti-siphon back flow prevention. The toilet is flushed, the actuator lever opens the flo-contr... | 05/01/2007 |
| 7201096 | Linear motor having a magnetically biased neutral position A linear motor is provided including a stator having at least one electromagnetic coil and a rotor having at least one permanent magnet. The rotor is movable toward at least a first position when least one electromagnetic coil is energized and solely magnetically bi... | 04/10/2007 |
| 7174848 | Controller for monitoring and controlling pulsators in a milking system A controller for monitoring and controlling an operating pulsator in a milking system is shown. The controller comprises a first sensor operatively connected to a designated pulsator for receiving a pulsating vacuum therefrom. The controller produces a first signal ... | 02/13/2007 |
| 7114336 | Flow pulsing valve and fuel supply system for a turbine engine incorporating same A pulsing valve assembly pulses metered fuel flow to a turbine engine. The pulsing valve assembly comprises a valve housing having an inlet and an outlet. A divider valve divides metered fuel flow into a first flow portion and a second flow portion. A first actuator... | 10/03/2006 |
| 7100701 | Fire-fighting device The invention relates to an apparatus for fire-fighting comprising a fire-extinguishing nozzle (4) connected to an extinguisher fluid supply (3) via a pipe (2) and comprising an alarm device (5) which delivers a warning signal at the begi... | 09/05/2006 |
| 7097113 | Irrigation unit including a power generator An irrigation unit (20) for irrigating an area (12) with a fluid (19) from a fluid source (18) includes a housing (200), a nozzle (220), an electronic component (221), and a power generator (230). The nozzle ( | 08/29/2006 |
| 7093611 | Water feeder controller for boiler A water feeder controller for a boiler monitors a low water cutoff sensor in a boiler and uses a feed timer to feed water to the boiler for a predetermined feed period of time. The feed timer brings the water level in the boiler well above the low water cutoff senso... | 08/22/2006 |
| 7093679 | Foundation drilling apparatus and method with continuously variable hydraulic differential rotary table A drilling machine drills foundation holes known as drilled shafts or bored piles with a drilling tool attached to an end of a kelly. The kelly is rotated with a rotary drive. The rotary drive has a first motor, a final drive gear coupled to the kelly so as to rotat... | 08/22/2006 |
| 7080424 | Swimming pool cleaner The invention concerns a swimming pool cleaner utilizing the induced flow to a filter plant pump to cause interrupted movement while cleaning the surface over which it operates. The cleaner incorporates a valve with a hollow domed perforated closure member operating... | 07/25/2006 |
| 7051673 | Pulsator controller for monitoring and controlling a designated pulsator in a milking system and method of using same A pulsator controller for monitoring and controlling a designated pulsator in a milking system and method of using same is shown. The pulsator controller includes a first sensor operatively connected to a designated pulsator for receiving a pulsating vacuum and for ... | 05/30/2006 |
| 6997766 | Marine engine super flushing and corrosion control system A marine engine flushing system for super flushing the cooling system of a marine engine comprising an off-axis inlet port for receiving the flow of fresh water, a rotary distribution cylinder, and a plurality of axial outlet ports for proportionately discharging th... | 02/14/2006 |
| 6978490 | Automatically operated handle-type flush valve A toilet room flush valve has a valve handle and an actuator mounted on the valve body to cause either sensor-initiated automatic movement or user-initiated manual movement of the valve handle. The actuator includes a handle assembly pivotally mounted in a housing. ... | 12/27/2005 |
| 6926821 | Water treatment device with volumetric and time monitoring features A totalization meter system for a water treatment device, the device having an inlet aperture and an outlet aperture, and a channel for channeling water between the inlet and outlet apertures. A flow reactive device is positioned in the channel and is exposed to the... | 08/09/2005 |
| 6905388 | Water toy A water toy is provided. The water toy includes a housing (15) and an inlet (54) for directing liquid into the housing. The water toy also includes a distribution assembly (30) disposed in the housing and coupled in fluid communication with the ... | 06/14/2005 |
| 6805145 | Method and device for maintaining a fluid pressure in a defined volume A method and a regulating valve for maintaining a fluid pressure within a defined volume (3), and simultaneous registering of discharge of fluid from the volume as a result of leakage or consumption. The fluid is supplied from a pressure regulating valve (... | 10/19/2004 |
| 6796273 | Switching current water director (SCWD) for aquariums The present invention relates to a water director for distributing a surge or flow of water to one or more of a plurality of output ports, which can vary in shape, size, and number, typically for use in marine and fresh water aquariums. Water pumped through a condui... | 09/28/2004 |
| 6732760 | Fluid distributor valve outlet opening and closing device This device comprises a body (2) having outlets (8), and a bonnet (3) housing a rotor (6) being submitted to the action of the inflowing fluid and being connected to a reducing gear (15) activating the closing device. This device i... | 05/11/2004 |
| 6691739 | Valve assembly and pulsator device constructed therewith A valve assembly includes a housing defining a main chamber having an inlet connectable to a source of pressurized fluid, and an outlet; a first valve within the main chamber normally closing the main chamber outlet but automatically opening its outlet in... | 02/17/2004 |
| 6688329 | Water feeder controller for boiler A water feeder controller for a boiler monitors a low water cutoff sensor in a boiler and uses a feed timer to feed water to the boiler for a predetermined feed period of time. The feed timer brings the water level in the boiler well above the low water c... | 02/10/2004 |
| 6675795 | Freeze resistant method for draining furnace condensate in low temperature environments A freeze resistant method for draining liquid condensate from a condensate furnace includes quickly purging the liquid condensate from a condensate reservoir. A condensing heat exchanger connected to a condensing reservoir stores liquid condensate as the ... | 01/13/2004 |
| 6644344 | Method and apparatus for metering a flow rate of a fluid A method and apparatus for measuring the flow rate of a fluid based on the fluid weight. A container is provided between a fluid source and a fluid removal system. A valve is arranged between the fluid source and the container, to control the admitting of... | 11/11/2003 |
| 6622933 | Pressure sequence controlled valve and sprinkler system using same A lawn sprinkler system utilizes a master controller whose input is coupled to a water supply and whose output is coupled via pipe to a number of valves. The master controller is preprogrammed to supply water for a number of phases of operation, where the... | 09/23/2003 |
| 6615864 | Torsion spring pool cleaner reed valve A pool cleaner reed valve for a pulsating submersible swimming pool cleaner which has a valve body (22) configured to fit into a pulsating valve enclosure. The body includes a rectangular inlet end (24) and an round outlet end (26) with a pair of fulcrum ... | 09/09/2003 |
| 6581624 | Automatic pressurized fluid switching device An automatic pressurized fluid switching device performs a switching using pressurized fluid rather than electrical elements, and comprises a pressurized-fluid inlet port, plural pressurized-fluid outlet ports, a switching valve for switching between outl... | 06/24/2003 |
| 6581232 | Pool cleaning apparatus Apparatus for use with automatic pool cleaners includes a tube which defines a flow channel for water drawn pump from the pool through a house by a remote pump. The tube includes tubular sections (10A, 10B) joined by a joint (11) which operates to move on... | 06/24/2003 |
| 6539967 | Distribution valve and method A distribution valve includes a fluid inlet port and a plurality of fluid outlet ports, wherein the distribution valve includes a housing including a fluid inlet (3). The housing includes an upper section (15B) and a lower section (15B). A gear reduction ... | 04/01/2003 |
| 6473928 | Magnetic control valve for a suction powered pool cleaner A magnetic control valve is provided in a suction powered pool cleaner of the type for vacuuming dirt and debris from submerged floor and side wall surfaces of a swimming pool. The pool cleaner comprises a head defining a suction inlet for vacuum inflow o... | 11/05/2002 |
| 6386232 | Fluid distributor valve A fluid distributor valve including a chamber formed by a body and bonnet and having an intermediary plate through which a central shaft extends, a rotor being fitted around said central shaft and being submitted to the action of the fluid flowing into sa... | 05/14/2002 |
| 6360767 | Fluid distribution valve The base of a fluid distribution valve is configured to allow a cluster of outlet pipe sockets to extend beyond the outer diameter of the base of the valve to accommodate larger diameter pipes.... | 03/26/2002 |
| 6325087 | Distribution valve and method A distribution valve includes a fluid inlet port and a plurality of fluid outlet ports, wherein the distribution valve includes a housing including a fluid inlet (3). The housing includes an upper section (15B) and a lower section (15B). A gear reduction ... | 12/04/2001 |
| 6314999 | Fluid distribution valve Alignment arrangement between a valve module and a base containing outlet chambers assures that the valves in the valve module are correctly positioned relative to the chambers. A plurality of posts between a valve actuating assembly in the module and a s... | 11/13/2001 |
| 6311728 | Fluid distribution valve A multiple outlet valve includes a valve actuating mechanism driven by a turbine. Fluid entering the valve passes through a flow control member which determines the velocity of the fluid entering the turbine and thereby controls the frequency with which t... | 11/06/2001 |
| 6287457 | Water treatment device having volumeter driven monitoring discs A water treatment device wherein the water during treating is brought into contact with a treatment medium (29), whereby this treatment medium (29), either by means of a regeneration medium (42) or not, is regenerated regularly and whereby, a regulator (5... | 09/11/2001 |
| 6206041 | Fluid pressure amplifier A fluid pressure amplifier is provided, which includes a pipe for flowing fluid and having an array of holes formed therein through which fluid can flow from within the pipe in use, and resiliently-movable obturator means adjacent the pipe and operatively... | 03/27/2001 |