Turbomolecular pump suction system basic operation

The turbo-molecular pump extraction system with separate roughing lines shown in Figure 1 operates in a similar manner to the diffusion pump extraction system. Before starting rough pumping, the high vacuum valve and roughing valve are closed while the foreline valve is open. First, close the front

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Continental launches LED lighting control unit

The application of light-emitting diodes (LEDs) to new automobiles has become an important trend. Continental’s recently introduced intelligent lighting control unit has many advantages that allow drivers of cars and trucks to observe the road ahead more clearly under LED lights at night.

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