Matches 1 - 9 out of 9
Match Document Document Title
7387094 Electromagnetically driven valve  
An electromagnetically driven valve that is driven by the combined action of electromagnetic force and elastic force includes first and second valve elements that have valve shafts and move in...
7370614 Electromagnetically driven valve  
An electromagnetically driven valve includes a driven valve having a stem and carrying out reciprocating motion along a direction in which the stem extends, a disc support base having an abutment...
7367296 Bi-directional power electronics circuit for electromechanical valve actuator of an internal combustion engine  
A bi-directional dual coil half bridge converter adapted to be coupled to a dual coil actuator of a cylinder valve in an internal combustion engine is described. In one example, the converter has a...
7363942 Continuous automatic control and distributor valve, with a magnetic seal  
A valve which is composed of: —A seal consisting of two identical ferromagnetic discs ( 1 ), which enclose another smaller-diameter disc ( 2 ) and a permanent magnet, the rims ( 3 ) of the outer...
7360750 Piezoelectric air valve and multiple-type piezoelectric air valve  
The air valve includes a valve body for controlling operations to open and close the communication between an air pressure chamber and an air outlet, a piezoelectric element for generating driving...
7353787 Electromagnetically driven valve  
An electromagnetically driven valve that operates by a combination of electromagnetic force and elastic force includes a valve element that has a valve shaft and that reciprocates in directions of...
7328882 Microfluidic modulating valve  
A valve is provided that can selectively change the size of a flow channel in a valve in order to modulate the fluid flow through the valve. In one illustrative embodiment, the valve includes a...
7320338 Microvalve package assembly  
A microvalve assembly that can help protect a microvalve or an assembly of microvalves from the environment. Such a microvalve assembly may be mechanically assembled, without the use of adhesives...
7316382 Controlling electromotive actuators  
The invention relates to an electromotive actuator and a corresponding circuit in order to replace a pneumatical actuator system in a simple manner by an electric system.
Matches 1 - 9 out of 9