For a momentary-contact pushbutton switch, this would be the status of the switch contact when it is not being pressed. Electrical switches are always drawn in schematic diagrams in their “normal” statuses, regardless of their application. Table of Contents Normally-open and Normally-closed For...
means located adjacent said condition responsive device for causing closure of said pilot burner valve, and means operative upon said valve being so closed and upon said condition responsive device calling for burner operation to open said pilot burner valve, render said ignition means operative to ...
Figure 1. (a) Cross-section schematic view of the AlGaN/GaN MIS-HEMT with a recessed gate. (b) MIS gate stack structure. (c) SEM image of the MIS-HEMT with a recessed gate. In this case, the GaN cap and AlGaN barrier were recessed by multiple cycles of oxidation and etching using...