Matches 1 - 41 out of 41
Match Document Document Title
7367359 Proportional micromechanical valve  
The present invention provides a proportional microvalve having a first, second and third layer, and having high aspect ratio geometries. The first layer defines a cavity with inlet and outlet...
7350762 Flow control assemblies having integrally formed shape memory alloy actuators  
In one embodiment of the present invention, a shape memory alloy (“SMA”)-actuated flow controller comprises a number of grille members, each having a long axis and being slideable relative to...
7219449 Adaptively controlled footwear  
A method for controlling footwear, comprising cushioning a transient force during use of the footwear at a first period of a gait cycle, storing energy from said cushioning, and releasing the...
7156365 Method of controlling microvalve actuator  
In a method of controlling an actuator of a microvalve, a controller is provided for supplying a voltage to the actuator. The controller provides an initial voltage to the actuator which is...
7093817 Flow control assemblies having integrally formed shape memory alloy actuators  
In one embodiment of the present invention, a shape memory alloy (“SMA”)-actuated flow controller comprises a number of grille members, each having a long axis and being slideable relative to...
7082890 Gauge pointer with integrated shape memory alloy actuator  
An actuated gauge pointer that includes a shape memory alloy element configured to move the gauge pointer when activated is provided. The actuated gauge pointer includes a first shape memory alloy...
7066205 Microvalve for controlling fluid flow  
A microvalve for controlling fluid flow, including a body portion having a plurality of spaced openings formed therein, a shutter located adjacent to and substantially parallel with the body...
7011378 Proportional micromechanical valve  
The present invention provides a proportional microvalve having a first, second and third layer, and having high aspect ratio geometries. The first layer defines a cavity with inlet and outlet...
6994115 Thermally actuated microvalve device  
A microvalve having a generally planar plate valve body defining a chamber and a plate valve member movable in the chamber about a pivot axis that is perpendicular to the valve body to control the...
6981520 Microvalve for controlling fluid flow  
A microvalve for controlling fluid flow, including a body portion having a plurality of spaced openings formed therein, a shutter located adjacent to and substantially parallel with the body...
6962170 Microvalve for controlling fluid flow  
A microvalve ( 10 ) for controlling fluid flow, including a body portion ( 14 ) having a plurality of spaced openings ( 18 ) formed therein, a shutter ( 12 ) located adjacent to and substantially...
6935609 Microvalve for controlling fluid flow  
A microvalve for controlling fluid flow, including a body portion having at least one opening formed therein, a shutter located adjacent to and substantially parallel with the body portion, and a...
6887615 Microvalve for controlling fluid flow  
A microvalve ( 10 ) for controlling fluid flow, including a body portion ( 14 ) having at least one opening ( 18 ) formed therein, a shutter ( 12 ) located adjacent to and substantially parallel...
6877964 Multifunction microfluidics device  
Apparatus for inducing, impeding, selectively filtering or otherwise effecting fluid flow in microfluidics applications. Opposing mesh layers are placed into relative motion by a variety of motive...
6845962 Thermally actuated microvalve device  
A microvalve device for controlling fluid flow in a fluid circuit. The microvalve device comprises a body having a cavity formed therein. The body further has first and second pilot ports placed in...
6761420 Proportional micromechanical device  
The present invention provides a proportional microvalve having a first, second and third layer, and having high aspect ratio geometries. The first layer defines a cavity with inlet and outlet...
6726175 Gas valve  
A valve ( 100 ) for controlling gas flow for a gas heating which allows, as different embodiments, (1) A gradual and smooth transition from high flow to low flow. This is achieved by a rotatable...
6695970 Actuated bypass valve and method of using same for reducing swimming pool energy consumption  
Actuated bypass valves for use in swimming pool systems are disclosed. The valves automatically bypasses a swimming pool heating unit except when the heating unit is placed into service. The...
6694998 Micromachined structure usable in pressure regulating microvalve and proportional microvalve  
A microvalve device includes a first plate, a second plate and a third plate. The second plate is connected between the first plate and the third plate. The second plate contains a stationary...
6589229 Wearable, self-contained drug infusion device  
A wearable, self contained drug infusion device is disclosed that is capable of achieving the precise flow rate control needed for dose-critical drugs such as insulin. In preferred embodiments of...
6581640 Laminated manifold for microvalve  
A manifold for distributing a fluid. The manifold can be used to distribute a fluid to and from a microvalve. The manifold includes a first plate having a groove formed in one face thereof. A...
6540203 Pilot operated microvalve device  
A microvalve device for controlling fluid flow in a fluid circuit. The microvalve device comprises a body having a cavity formed therein. A pilot valve supported by the body is movably disposed in...
6533366 Vehicle hydraulic braking systems incorporating micro-machined technology  
Hydraulic or electro-hydraulic braking systems which include at least one wheel braking device and micro-machined technology, such as microvalves, are described herein. The use of the microvalves...
6523560 Microvalve with pressure equalization  
Disclosed is a microvalve suitable for use in high pressure applications such as refriigeration. The microvalve has a displaceable member that slides across an inlet port, thereby creating an...
6505811 High-pressure fluid control valve assembly having a microvalve device attached to fluid distributing substrate  
A fluid control valve assembly including a microvalve for controlling fluid flow in a fluid circuit having a relatively high fluid pressure requirement, such as vehicular brake system, is fixed to...
6494804 Microvalve for electronically controlled transmission  
A microvalve device for controlling fluid flow in a fluid circuit. The microvalve device comprises a body having a cavity formed therein. An electronically controlled automatic transmission,...
6280147 Apparatus for adjusting the stroke length of a pump element  
A metering pump includes an apparatus for adjusting the stroke length of a pump element. The apparatus comprises a lever having a cam which is contacted by the pump element.
6264432 Method and apparatus for controlling a pump  
A control for a pump detects an operational characteristic thereof and applies power to a power unit in dependence upon the detected operational characteristic to automatically and electronically...
6230501 Ergonomic systems and methods providing intelligent adaptive surfaces and temperature control  
Ergonomic systems which provide medical therapy, comfort and enhanced function are provided. Surfaces are provided with adjustable contour, transient force damping and temperature. The technologies...
6174136 Pump control and method of operating same  
A control for a pump detects an operational characteristic thereof and controls movement of a pump element based on the detected operational characteristic.
6019437 Vehicle hydraulic braking systems incorporating micro-machined technology  
Hydraulic or electro-hydraulic braking systems which include at least one wheel braking device and micro-machined technology, such as microvalves, are described herein. The use of the microvalves...
5943223 Electric switches for reducing on-state power loss  
A power application circuit utilizes microelectromechanical (MEM) switches to reduce power loss in energy conversion equipment. The MEM switches can be integrated on a single substrate with a diode...
5929542 Micromechanical stepper motor  
A micromachined stepper motor having a toothed slider connected at either end to spring flexures. At least one of the spring flexures is positioned between a load, such as a high pass optical...
5646464 Planar micro-motor with bifilar micro-coils  
A planar micro-motor has a stator supported by a substrate and comprising a planar array of radially extending circumferentially spaced bifilar micro-coils. The micro-motor also has a rotor...
5592037 Analog display device with micro-motor drive means  
An analog-display device, such as a gauge or the like, includes a moveable display member driven by a planar micro-motor. The micro-motor comprises a substrate, a stator for receiving electrical...
5412265 Planar micro-motor and method of fabrication  
A planar micro-motor and method of fabricating it are disclosed. The planar micro-motor comprises a stator supported by the substrate and preferably comprising a plurality of circumferentially...
5400824 Microvalve  
A microminiature valve in multi-layered structure for switching or controlling fluid flows is proposed, having an inlet and a closing element. The inlet is embodied in a first layer in the form of...
5349986 Valve mechanism for an acoustic modulator  
A valve mechanism for an acoustic modulator which modulates air flowing tugh the acoustic modulator. The valve mechanism comprises a pair of cylindrical shaped members with each member having a...
5295509 Pulse nozzle  
A pulse nozzle of a reaction apparatus which obtains a very low temperature by expanding high-pressure and normal-temperature gas in heat insulation manner includes a fixed slit member disposed at...
5230367 Quiet high pressure reducing valve  
The present invention relates generally to fluid flow control valves and more particularly to orifice assemblies of the type which are continuously adjustable wherein a high pressure reduction is...
5178190 Microvalve  
A microvalve with a multi-layer structure for regulating or controlling fluid flows is proposed. In a first layer at least one feed connector, a first return connector, at least two working...
Matches 1 - 41 out of 41