The present invention relates to a microvalve having a valve plug, connecting legs, anchors and actuators, allowing the valve plug to move vertically to open or close the valve. The valve plug can contain magnetic materials, and be operated by an actuator.
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Disclosed Herein Are Compounds Shown As Formula I:Wherein R<1>-R<11 >Are Each Independently Selected From A Group Comprising Hydrocarbyl, Substituted Hydrocarbyl, Heterohydrocarbyl, And Substituted Heterohydrocarbyl Containing 1 To 20 Carbon Atoms And Two Or More Of The R<1>-R<1.....
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Total internal reflection side emitting coupling device
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Light guiding strip and double-sided planar light apparatus
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A pressure gauge includes a housing and a mechanical sensor placed in the housing for sensing change of the pressure. A characteristic of the sensor varies in correspondence to the change of the pressure. The gauge also includes an optical fiber, at least part of which is in the housing with a first.....
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