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WO/1992/008059A1 |
There is disclosed a vortex valve (1) comprising a housing defining a vortex chamber (3), the housing (2) having an inlet (6) through which liquid may enter the vortex chamber (3) in a manner to promote swirl within the vortex chamber (3...
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WO/1992/004569A1 |
A valve is formed from a silicon wafer (20). A position detector having a first electrical contact (54) formed on a glass support (32) mounted on the back face of the wafer (20), a second electrical contact fixed to the wafer (20) and a ...
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WO/1992/001160A1 |
A valve is formed by machining a silicon wafer (18) bonded to a glass wafer (2). This machining forms a membrane (44) and a sealing ring. Part of the surface of the membrane (44) and optionally the sealing ring are oxidised in order to i...
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WO/1991/012434A1 |
A multi-layered microvalve has an inlet connection (22), a return connection and an outlet connection (23, 24) which are produced by two-dimensional structuring of layers of material. The microvalve has a first stage (1) and a second sta...
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WO/1991/011623A1 |
A servovalve apparatus for use in fluid systems which comprises an elongate flexible valve element (60, 408) having a fixed end and a free, moveable end, and a conductive coil (42) which surrounds at least a portion of the valve element ...
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WO/1991/002594A1 |
A nozzle for jetting self-vibratory fluid stream, which comprises a main nozzle for forming a jet stream, side walls for producing eddies on the right and left sides of the jet stream while preventing the stream from sticking thereto, an...
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WO/1991/002169A1 |
A microvalve composed of multiple layers bonded together is distinguished by the fact that all layers are structured only from one side. Prior to bonding of a new layer to the preceding layer, the new layer is homogeneous or unstructured...
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WO/1991/001464A1 |
The body of the anti-return valve is formed within a silicon plate (1) machined by photolythographic processes. The plate (1) delimits a valve chamber (7) with two glass plates (2, 5) adhered to the respective sides of the plate (1). The...
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WO/1991/000464A1 |
A semiconductor microactuator (10, 310) has a silicon semiconductor substrate (12, 302) having suspension means (14, 304) connected thereto. The suspension means (14, 304) has a first layer of material (28, 328) having a first thermal ex...
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WO/1990/015933A1 |
A microvalve (10) with a multi-layer structure is proposed having a closing member (24) allocated to a valve seat (23) with a pressure equalisation surface (27) which acts on a sprung annular diaphragm (18) against a sprung surface (26)....
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WO/1990/014940A2 |
A method of producing a fluidic module from two or more pieces (B1, B2) of plastic material having an intermolecular bonded interface, comprises forming an interface surface (2) on each piece, forming at least one fluidic passageway (4) ...
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WO/1990/013750A1 |
A micromechanical actuator has a movable part, such as a membrane, bending beam or the like, which can be moved relative to a stationary part by a combination of electromagnetic and electrostatic forces. The manufacturing technology and ...
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WO/1990/010158A1 |
A fluidic circuit (10) having two oscillators (22, 24) which separately vent to a common volume (78) and receive pressurized fluid inputs along separate flow paths (54, 56) is provided with filters (80) positioned both upstream and downs...
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WO/1990/006587A1 |
A micromechanic manipulator has a substrate (1), heating elements and a manipulator arm (2) that works based on the principle of the bimaterial effect. Known bimaterial manipulators carry out perpendicular movements to the surface of the...
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WO/1990/006470A1 |
A micromachined miniature valve (10) used for gas chromatography has very low valve and interconnection dimensions to reduce the fluid volume inherent in other gas switching valves to thereby provide accurate measurements involving small...
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WO/1989/009477A1 |
A micromechanical device comprises an element whose position can be varied consisting of a bimaterial system and which can be placed and maintained in a predetermined position. The instantaneous position of the element is determined by m...
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WO/1989/003297A1 |
A method of producing a fluidic module from two or more pieces of plastic material having an intermolecular bonded interface, comprises forming an interface surface on each piece, forming at least one fluidic passageway in at least one o...
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WO/1987/007351A1 |
Micro-valve arrangement in which at least ten micro-valves (12) are arranged per square millimetre of a surface (14). The structure of these micro-valves (12), namely the inlet (26, 46), outlet (28, 48) and valve seating (34, 50) are mad...
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WO/1987/006201A1 |
A fluidic oscillator (20) is relatively short in length (under about 2.5 W where ''W'' is the width of the power nozzle) and has a leaky splitter (22) located proximate the center of the outlet flare (21) so as to divide the outlet into ...
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WO/1986/000030A1 |
Valves for controlling pressurised fluids and assemblies of similar valves connectable so a single pressurised fluid source to provide a variable supply. The basic valve comprises a body (1) having a fluid inlet (2) which is connected to...
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WO/1985/001133A1 |
An electric signal to pneumatic signal transducer (10) comprises a nozzle (12) that accepts an input pneumatic supply and expels a gas stream (20). A receiver (16) that is spaced from the nozzle (12) is positioned to recover at least a p...
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WO/1984/003335A1 |
Fluidic transducers of electrical signals from an electronic computer to accurately switch flow of a liquid to a utilization device. A liquid filled hollow channel (166 and 166') is accelerated along the flow axis thereof to produce a fl...
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WO/1982/002076A1 |
A fluid flow control element is constituted by a fluidic amplifier having an interaction region (11) shaped to provide side wills leading to a pair of fluid flow outlets (13, 14) The fluid flow inlet (10) for the fluidic amplifier has po...
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WO/1981/002258A1 |
A method and a device, Fig 1, for sealing an opening (15, 8, 10) between two zones in a fluidized bed and/or between the bed and its surrounding (22). In the bed particles (2) are intended to be maintained suspended by means of a carrier...
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WO/1981/001966A1 |
The liquid spray device includes an oscillator for producing a fan spray with liquid droplets of uniform size. The oscillator is constituted by a power nozzle (15), a pair of side walls (20, 21) forming a pair of vortex spaces (30, 31) o...
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WO/1981/001316A1 |
An improved load resolver (41) is provided of the type which receives a pair of generally unequal pressure signals (32, 34), and which resolves the pair of pressure signals (32, 34) by blocking the lesser and transmitting the greater. Ea...
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WO/1980/001884A1 |
The fluidic oscillator (14) includes a resonant fluid circuit having a fluid inertance and a dynamic fluid compliance. The inertance is a conduit (4) interconnecting two locations (16a, 16b) of a chamber on each side of a working fluid j...
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WO/1980/001140A1 |
Nasal, particularly head for a buccal douche comprised of a body (1) with a piece for the connection to a pressure fluid source and a part (8) inserted in the body (1). This intercalary part (8) forms together with an inner surface of th...
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WO/1980/000927A1 |
Liquid fan spray system for cyclically deflecting a liquid jet between extreme positions defined by a pair of end walls (31, 32) is assured of cold weather operation by expanding the liquid power jet. In the preferred embodiment, one bou...
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WO/1980/000543A1 |
A dual pattern nozzle comprises a fluid oscillator of the type which utilizes an obstacle or island (27) in the path of liquid flow to produce a vortex street downstream of island. A now splitter (28, 29) is disposed downstream of and su...
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WO/1980/000269A1 |
The assembly of control valves comprises a plurality of control valves which, in general, are identical. Each control valve comprises means (9, 10) which, when the control system (20, 25) is actuated, close instantaneously the upstream i...
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WO/1979/001160A1 |
A hot gas diverter valve has a delivery duct (17) for directing a hot gas flow along a first axis (X-X), a diverter duct (28) with an inlet (29) for accepting hot gas flow and directing it to either side of the axis (X-X) two receiver du...
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WO/1979/000361A1 |
A fluidic oscillator includes a chamber (13) having a common inflow and outflow opening (14) into which a jet is issued in a generally radial direction. After impinging upon the far chamber wall the jet is redirected to form a vortex A, ...
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WO/1979/000236A1 |
A fluid dispersal device (10) utilizes the Karman Vortex street phenomenon to cyclically oscillate a fluid stream before issuing the stream in a desired flow pattern. A chamber (13) includes an inlet (11) and outlet (12) with an obstacle...
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JP7471409B2 |
Various implementations include a sweeping jet device with multidirectional output. The device includes an interaction chamber defined by a chamber wall. The chamber wall defines first and second inlet ports and first and second outlet p...
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JP7440676B2 |
A pneumatic system includes a fluidic switching module having an air passage and a vent in fluid communication with the air passage. The pneumatic system also includes a sound attenuator coupled to the fluidic switching module, the sound...
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JP2023133248A |
To provide a housing facility device that is advantageous for downsizing, and can discharge pulsating flows having phases different from each other from a plurality of outlets.A housing facility device 100 according to an embodiment comp...
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JP7271707B2 |
A pneumatic system includes a fluidic switching module having an air passage and a vent in fluid communication with the air passage. The pneumatic system also includes a sound attenuator coupled to the fluidic switching module, the sound...
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JP7256133B2 |
The invention relates to various low flow rate fluidic nozzle inserts having a reverse mushroom-shaped mushroom insert geometry that are useful for a wide range of spraying and cleaning applications. In one embodiment, the present invent...
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JP2022553136A |
In a method of operating a pressure wave generator (1) with a pressure chamber (2), the pressure wave generator (1) in closed position closes the pressure chamber (2) to the outlet (15) and opens position, a closing element (9) allowing ...
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JP2022552615A |
A fluid oscillator circuit for a nozzle assembly is provided that is configured to generate an oscillating spray of fluid from an outlet of the nozzle assembly to improve spray performance of fluids having low temperatures or high viscos...
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JP7174833B2 |
A fluidic switching module body defining an inlet passage, a first nozzle in fluid communication with the inlet passage, an air splitter in fluid communication with the first nozzle, and a first transfer passage in fluid communication wi...
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JP2022045124A |
To provide a technology that can secure a size of a passage in an injection member at a discharge device which enables a user to change an orientation of swing injection.A discharge device includes: an injection member 30 which has a con...
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JP6947742B2 |
Fluidic diodes are disclosed that have a housing defining an inlet and an outlet and a divided fluid passageway therebetween defined by mirror image partitions generally tear-drop shaped spaced apart a first distance from one another by ...
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JP6642987B2 |
Embodiments of an adaptive three parameter isolator assembly (30) are provided, as are embodiments of a vehicle isolation system (130) including a plurality of isolator assemblies. In one embodiment, the isolator assembly includes a thre...
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JP2019220560A |
To provide a semiconductor manufacturing apparatus capable of reducing uneven supply of fluid between regions on a substrate and a semiconductor device manufacturing method.In an embodiment, a semiconductor manufacturing apparatus includ...
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JP6383935B2 |
To provide a blower device capable of achieving an airflow having temporal and spatial fluctuation and capable of improving comfort, in the blower device used for decreasing a feeling temperature by a direct airflow and for circulating i...
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JP2017527752A |
Phonic materials and methods using phononic materials are provided that are intended to interact with a flow of fluid or solid. The phononic material includes an interface and a subsurface feature. The interface is configured to operate ...
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JP2016121693A |
To constitute a conduit [6] having a function for changing a varying flow velocity of fuel oil of a vehicle engine by inserting the conduit [6] shown in Fig.3 in an intermediate part of a fuel hose of an existing vehicle engine and autom...
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JP5828716B2 |
The invention describes devices for performing thermodynamic work on a fluid, such as pumps (340), compressors and fans. The thermodynamic work may be used to provide a driving force for moving the fluid. Work performed on the fluid may ...
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