Matches 1 - 50 out of 290 1 2 3 4 5 6 >
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7377287 Intermittent pressure module  
An intermittent pressure module for controlling the position of a valve between two positions comprising diaphragm means; a plurality of ports associated with said diaphragm means for exposing said...
7237571 Pulsating vibration air generation apparatus  
A pulsating vibration air generation apparatus capable of sharply and quickly controlling air flow in turning on and off operation, thereby generating a pulsating vibration air with sharp and...
7165577 Cleaning valve drive unit  
A cleaning valve drive unit constituted to be able to supply water to a toilet by manual rotational operation of a main shaft in which the main shaft is constituted to be able to pull out from a...
7163026 Valve unit and fluid control chip  
A valve unit and a fluid control chip include: a valve chamber having an inlet and an outlet for a fluid; a valve element accommodated in the valve chamber; a piezoelectric element for applying...
7143773 Intermittent pressure module for a vacuum regulator  
An intermittent pressure module for controlling the position of a valve between two positions comprising diaphragm means; a plurality of ports associated with said diaphragm means for exposing said...
7013917 Rotary valve  
A high-speed, high pressure rotary valve is provided comprising a valve body, a valve element which includes a plurality of passageways therethrough that is configured to be rotatably disposed...
6962169 Device for generating a pulsating stream of fluid  
In order to provide a device for producing a pulsating fluid stream, which is of simple construction and is easily producible and which enables a pulsating fluid stream to be produced at a...
6955722 Method and apparatus for application of a material to a substrate  
An apparatus for applying a material to a substrate includes a housing having an inlet passage, a plurality of exit openings, and a recess in fluid communication between the inlet passage and the...
6955145 Methods and apparatus for receiving excessive inputs in a VCT system  
A method that provides increased flexibility to measure dynamic range of a rotating system is provided. The method includes the steps of: providing a first rotating member; providing a second...
6883543 Pulse detonation engine having an aerodynamic valve  
A pulse detonation engine ( 10 ) is provided with an aerovalve ( 14 ) for controlling the pressure of injected propellants (Ox, Fuel) in an open-ended detonation chamber ( 26 ). The propellants are...
6868859 Rotary gas valve for pulsing a gas  
A gas valve for pulsing a gas comprises a housing having at least one inlet port, an outlet port, and a selector disk mounted in the housing and comprising at least one timing slot, wherein...
6827104 Seal and valve systems and methods for use in expanders and compressors of energy conversion systems  
An epicycling device with improved sealing. A housing is provided with adjacent walls spaced apart to allow a substantially planar partition to pass. A piston is linked eccentrically to a drive...
6782919 Revolving valve for an oxygen machine  
A revolving valve for an oxygen machine includes a motor, a cage, a motor secured in the cage, a valve linking to the motor and an air box secured on top of the cage. The valve has a semicircular...
6776188 Injector  
An injector injects fluids, such as hydrate inhibitors into a pipeline such as a natural gas pipeline. The injector is comprised of two motor valves with different force constants such that they...
6675826 Automatic flood prevention system  
A flood prevention system includes a double-latching solenoid valve that shuts off a water supply line in response to a moisture sensor detecting a leak in a plumbing system. The double-latching...
6672335 Automated dump sand separator control system  
An automated dump sand separator control system for controlling a three-way pneumatic dump valve of a well sand separator. The system controls a three-way pneumatic dump valve which is attached to...
6607008 Pulsating vibration air generation means  
Pulsating vibration air generation apparatus comprising a cylindrical casing having an air supply port connected with an air source and a wave transmission port provided at the circumferential...
6571825 Rotary valve  
A rotary valve for use in controlling an air supply to an inflatable patient support system, especially an alternating pressure mattress. The rotary valve comprises a body member having a planar...
6444127 Water conditioning unit control valve  
A highly versatile drive arrangement that drives a linearly reciprocating piston of a water conditioning unit control valve without imparting any significant side loads on the support structure for...
6431294 Percussive tool  
A percussion drill 10 has a tubular fluid transmitting body 14, with a drill bit 16 mounted on a drill bit support 20 itself mounted in body 14 via a spring 22 and salines 24. A mass ...
6390116 Large amplitude pneumatic oscillator  
A system for producing variable amplitude pneumatic pulses, such as may be used to prevent flow separation on airfoil and diffuser surfaces to control stalling, utilizes a source of pressurized air...
6345645 Fluid distribution valve  
A water distribution valve, ideally suited for distributing water from a recirculating pump of a swimming pool to selective outlet lines, is designed with a main housing in the form of an outer...
6254082 Rotary valve  
A rotary valve is interposed between an intake pump and an exhaust pump for supplying an air, and at least one suction head or one nozzle that performs a predetermined operation upon reception of...
6244228 Rotary-to-linear motion converter and use thereof  
A rotary-to-linear converter for use with a valve actuation device having a linear reciprocating cam shaft having longitudinally extending cam grooves that are engaged by captive cam followers...
6206042 Modular control apparatus for water treatment system  
A modular modular control apparatus for a water treatment system which periodically undergoes a regeneration cycle including a backwash phase and a replenishment phase. The modular control...
6142170 Apparatus and method for dispensing disinfectant compositions for disinfecting water systems and lines  
In accordance with the present invention, there is provided an asepsis dispenser apparatus for dispensing disinfectant solutions for cleansing and decontaminating the contaminated surfaces of...
6138928 Center pivot suspension distribution system  
A liquid suspension distribution system is provided which is essentially a conventional center pivot irrigation system, but which has the innermost sprinkler guns sequenced by way of a programmable...
6125870 Overflow protection for a washing machine  
Improved overflow protection for washing machines and other applications in which a liquid from a controllable valve fills a tub is achieved by a circuit in which a single pulse train generated...
6116474 Metering valve and method for the metered delivery of pasty mediums  
6112341 Rotary pulsing valve  
A pulsing valve for routing water flow from an inlet line to outlet lines connected to water jets arranged in an array to massage an occupant of a whirlpool spa or bathtub is provided. The pulsing...
6089269 Partially stroking an emergency valve  
An emergency valve controlled by an electrical signal on a control line which includes a partial stroke controller connected to the control line and providing a control signal for a predetermined...
6085786 Cyclic flow valve  
A cyclic flow valve (20) for cyclically controlling the flow of combustants into a combustion furnace. The cyclic flow valve includes a valve housing (26) having a chamber (30), an inlet (36), and...
6062826 Pulsating vibration air generation means  
A pulsating vibration air generator in which wave height, frequency and wave shape of the pulsating vibration air can be optionally modified and such pulsating vibration air can be periodically and...
6058956 Cycling self checking block valve  
Cycling, self-checking block valve system that continuously cycles such that the user of the block valve system can determine if the system is operational at all times. A dual port block valve body...
6053203 Mechanically-driven pulsating flow valve for heat and mass transfer enhancement  
There are various methods for increasing heat transfer rates between a fluid jet (or array of jets) and an impingement surface. In a current investigation of pulsed flow impingement heat transfer,...
6050299 High pressure air sequencer  
A high working pressure air sequencer has a manifold to which are connected a high pressure air inlet and a plurality of outlets to which high pressure air is to be distributed. A rotary valve head...
5979501 Fluid distributing apparatus for piston-type hydraulic motors or pumps  
Fluid distributing apparatus for radial piston-type hydraulic pumps or motors is disclosed. In the apparatus, a valve casing is mounted to a housing of the pump or motor. A plate valve is seated in...
5954093 Rotary servo valve  
A rotary servo valve employs a double-edged blade-like valve gate mounted inside a sleeve having a plurality of valve ports circumferentially distributed around the sleeve at predetermined angular...
5954092 Pulsed flow generator  
There is provided a high frequency pulse generator having inlet ports for receiving a fluid mass flow rate and output ports that produce a pulse flow rate therefrom by being opened and closed by a...
5927329 Apparatus for generating a high-speed pulsed fluid jet  
An apparatus and method for generating a high-speed pulsed fluid jet wherein the apparatus has a valve cylinder that forms a valve cavity. A piston is slidably mounted within the valve cavity. A...
5921270 Automatic flush system for water lines  
An automatic flushing system for municipal water systems. The system comprises flush piping connected to a municipal water system line, the flush piping having a solenoid valve mounted therein to...
5913329 High temperature, high speed rotary valve  
There is provided a high speed rotary valve which is relatively simple in design and which can effectively regulate the flow of fluid under high temperature conditions in such a manner as to...
5904054 Apparatus for supplying water to an ice tray of a refrigerator  
Apparatus for supplying an exact quantity of a water to an the ice tray is provided. The apparatus includes a first container having a same volume as the ice tray and being rotatably installed...
5879137 Method and apparatus for pressurizing fluids  
A high-pressure valve assembly having a valve body that defines a preferably cylindrical valve cavity, a fluid inlet, a fluid outlet and a plurality of valve ports; and a fluid pressure intensifier...
5806725 Dispensing machine  
A dispensing machine has a passageway for product with an upper inlet for receiving product and a lower outlet for dispensing product, the outlet is provided with a closing means which serves to...
5797582 Distribution device for feeding a capacitor with gaseous fluid  
A dispensing device (1) for supplying a gaseous fluid (3) to a space (2) and abruptly emptying said space (2) to deliver its contents to an apparatus (4) once the supply has been cut off. The...
5775199 Rotary valve and directional valve combination  
The combination of a cylindrical rotary distribution valve which is supplied pressure fluid alternately at either end to sequentially supply and exhaust pressure fluid such as compressed air...
5762096 Computer controlled portable gravity flow conduit cleaner  
A portable cleaning and flushing device for beverage conduits such as draft beer distribution coils includes a manifold, couplings and a number of valves which are controllable so as to sequence...
5590687 Control mechanism for a water conditioning system  
A control mechanism is provided for operating a control valve in a water conditioning system. The control mechanism includes a timing mechanism for regulating the regeneration cycle and service...
5584322 Rotary slide valve  
A rotary slide valve (10) controls compressed air, nitrogen and oxygen streams independently from each other. The rotary slide valve (10) consists of a housing (15) with pairs of diametrically...
Matches 1 - 50 out of 290 1 2 3 4 5 6 >