Patents
Sitemap › F15 - Fluid-pressure actuators; Hydraulics or pneumatics in general › F15C - Fluid-circuit elements predominantly used for computing or control purposes › F15C 1 - Circuit elements having no moving parts
Patents for F15C 1 - Circuit elements having no moving parts (1,509)
03/1998
03/19/1998CA2274704A1 Low pressure, full coverage fluidic spray device
03/10/1998US5726404 Valveless liquid microswitch
02/1998
02/19/1998WO1998007019A1 Capillary microvalve
02/19/1998CA2263324A1 Capillary microvalve
12/1997
12/31/1997CN2271630Y Electronic electrical-gas valve positioner
12/04/1997WO1997045644A1 Valveless liquid microswitch
11/1997
11/26/1997EP0808425A1 Fluid flow conditioning method and fluid flow conditioner
11/25/1997US5690145 Fluidic device controlled by remotely located acoustic energy source
11/11/1997US5687092 Method of compensating for changes in flow characteristics of a dispensed fluid
11/05/1997EP0805341A1 Device for the flowrate measurement of a flowing fluid with one or more elements modifying the velocity profile of the flow
10/1997
10/30/1997WO1997039830A1 Fluidic washer systems for vehicles
10/30/1997CA2250171A1 Fluidic washer systems for vehicles
10/15/1997EP0592657B1 Fluidic oscillator and flow meter comprising same
10/08/1997EP0799385A1 Device for limiting the volumetric flow of a pressurized fluid
10/07/1997US5673721 Electromagnetic fluid conditioning apparatus and method
10/01/1997EP0708914B1 Fluidic oscillator having a wide range of flow rates, and fluid meter comprising same
09/1997
09/25/1997WO1997035116A1 Fluidic oscillator comprising an obstacle with improved profile
09/25/1997DE19613024A1 Flow controller flow of fluids e.g. for food processing
08/1997
08/13/1997EP0672224A4 Magnetorheological valve and devices incorporating magnetorheological elements.
08/07/1997WO1997028375A1 Monitoring and control device for alternately supplying a fluid to a plurality of receiving members
07/1997
07/03/1997DE19547978A1 Fluid dynamic valve to switch two gas flows
06/1997
06/17/1997US5639022 Supersonic fluid dispersing injector
06/17/1997US5638867 Fluidic oscillator having a wide range of flow rates, and a fluid meter including such an oscillator
06/17/1997US5638683 Injection device
06/12/1997WO1997021090A1 Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system with on-board informatics
06/12/1997WO1997021004A1 A device for controlling a liquid flow in a conduit system
06/12/1997CA2239613A1 Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system with on-board informatics
06/11/1997CN1151788A Fluidic oscillator and method for measuring the volume of a fluid flowing therethrough
06/10/1997US5636794 In-line check valve
05/1997
05/06/1997US5626166 Temperature control valve without moving parts
03/1997
03/26/1997EP0764375A1 Vortex chamber mud pulser
03/18/1997CA2075661C Flow control system
02/1997
02/26/1997EP0638145B1 Adjustable low frequency hydrofluidic oscillator
01/1997
01/08/1997CN1139742A Self-energizing fluid treatment apparatus employing external electrodes
12/1996
12/27/1996WO1996042000A1 Fluidic flow meter with fiber optic sensor
12/04/1996EP0745682A1 Sorting apparatus for biological cells and viruses
11/1996
11/12/1996US5573029 Method and device for a pipe flow under pressure which is to be diverted or branched
11/06/1996EP0741349A2 Method of compensating for changes in flow characteristics of a dispensed fluid
11/06/1996CA2174188A1 Method of compensating for changes in flow characteristics of a dispensed fluid
10/1996
10/17/1996WO1996032200A1 In-line check valve
09/1996
09/11/1996CN1130939A Fluidic oscillator having wide range of flow rates, and fluid meter comprising same
08/1996
08/20/1996US5547094 Method for producing atomizing nozzle assemblies
08/15/1996WO1996024774A1 Fluid flow conditioning method and fluid flow conditioner
08/07/1996EP0724994A2 Cleaning system for the glass surfaces of a motor vehicle
07/1996
07/30/1996US5540248 Fluidic sound amplification system
07/16/1996CA2024857C Coanda spiral flow unit
06/1996
06/27/1996WO1996019674A1 Device for limiting the volumetric flow of a pressurized fluid
06/11/1996US5524660 Plate-type spray nozzle and method of use
06/05/1996DE19544985A1 Geschirrspülmaschine Dishwasher
05/1996
05/23/1996WO1996015376A1 Fluidic sound amplification system
05/21/1996US5519636 Electronic control device for a valve range of modular design
05/09/1996DE4439437A1 High pressure nozzle for high pressure cleaning equipment
05/01/1996EP0708914A1 Fluidic oscillator having a wide range of flow rates, and fluid meter comprising same
01/1996
01/31/1996CN1115999A Method and device for dividing or changing the direction of a fluid flowing under pressure in a pipe
01/03/1996EP0690262A1 Waste heat boiler
01/02/1996US5480522 Electrodes do not obstruct fluid flow, are out of physical contact with fluid and therefore wear and corrosion resistant; water treatment, prevents scale deposition
12/1995
12/28/1995WO1995035448A1 Fluidic oscillator and method for measuring the volume of a fluid flowing therethrough
12/28/1995CA2192583A1 Fluidic oscillator and method for measuring the volume of a fluid flowing therethrough
12/14/1995WO1995034144A1 Vortex chamber mud pulser
12/05/1995US5472143 Atomising nozzle and filter and spray generation device
11/1995
11/02/1995WO1995029341A1 Method of generating oscillations in a fluid stream and a device for carrying out the said method
10/1995
10/18/1995CN1110379A Programmable hydraulic controller
10/04/1995EP0674752A1 Method and device for dividing or changing the direction of a fluid flowing under pressure in a pipe
10/03/1995US5455804 Vortex chamber mud pulser
09/1995
09/26/1995US5452745 Magnetorheological valve and devices incorporating magnetorheological elements
09/20/1995EP0672224A1 Magnetorheological valve and devices incorporating magnetorheological elements
09/06/1995EP0555292B1 Vortex valves
08/1995
08/09/1995CN1106508A Method and damping device of fluid localizing controlled by current
08/02/1995EP0664733A1 Atomising nozzle and filter and spray generating device
07/1995
07/20/1995DE4401459A1 Control unit for electroviscous fluid
07/05/1995EP0661237A1 Self-energizing fluid treatment apparatus employing external electrodes
06/1995
06/22/1995DE4343009A1 Injector for jet engine with fluid nozzle
05/1995
05/09/1995CA2005813C Output opto-fluidic device
04/1995
04/27/1995WO1995011387A1 Method and device for dividing or changing the direction of a fluid flowing under pressure in a pipe
03/1995
03/21/1995US5398726 Pressure noise suppression valve
03/15/1995EP0642390A1 Method and apparatus for producing a liquid spray
03/14/1995US5396808 Fluidic oscillator
03/08/1995EP0438599B1 Nozzle for jetting a self-vibratory fluid stream
01/1995
01/26/1995WO1995002803A1 Fluidic oscillator having a wide range of flow rates, and fluid meter comprising same
01/26/1995CA2167199A1 Fluidic oscillator having a wide range of flow rates, and fluid meter comprising same
01/03/1995US5377721 Control apparatus for electroviscous fluid
11/1994
11/29/1994US5367878 For providing motion at a high repetition rate
11/22/1994US5365962 Flow control system and method of operating a flow control system
11/17/1994EP0624832A2 Electronic control system for modular structured valve station
11/17/1994EP0624831A2 Controlsystem to be used in cooperation with fluid actuated systems
11/15/1994US5363704 Fluidic oscillator and a flow meter including such an oscillator
11/08/1994US5362987 Fluidic generator
10/1994
10/11/1994US5354530 Pressure fluid stabilized regulator with leakage orifice and method of forming precise molded orifice units
10/11/1994US5353839 Magnetorheological valve and devices incorporating magnetorheological elements
08/1994
08/16/1994US5337789 Vortex valves
06/1994
06/15/1994CN1087843A Atomising nozzle and filter and spray generating device
05/1994
05/26/1994WO1994011640A1 Magnetorheological valve and devices incorporating magnetorheological elements
05/17/1994US5311907 Vortex diode jet
04/1994
04/14/1994WO1994007607A1 Atomising nozzle and filter and spray generating device
02/1994
02/15/1994US5285812 Jet level sensor for fuel tanks
12/1993
12/09/1993WO1993024237A1 Method and apparatus for producing a liquid spray
11/1993
11/30/1993US5265636 Fluidic rectifier
11/11/1993WO1993022626A1 Fluidic oscillator and flow meter comprising same
11/11/1993WO1993022565A1 Adjustable low frequency hydrofluidic oscillator
11/11/1993CA2132316A1 Adjustable low frequency hydrofluidic oscillator
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