Switching devices may take many different forms. Depletion mode and enhancement mode devices are two types. An enhancement mode MOSFET is off or inactive when a voltage (e.g., zero voltage) applied between the gate and source is below a threshold voltage Vth, and the enhancement mode MOSFET ...
Standard seals The labyrinth seal consists of a labyrinth ring made of grey cast iron, mounted on the shaft, which forms a multi-stage axial labyrinth with the seal grooves in the housing cover. The The product tables show how the labyrinth rings are locked for the different housing designs....
SBD Works-Section 9-Oct06合同附表