发明授权
US4485326A Electric lamp with a sleeve-shaped cap 失效
带灯罩的电灯

Electric lamp with a sleeve-shaped cap
摘要:
In an electric lamp, the lamp bulb has a flat pinch, on the minor faces of which there are recesses into which projections on the cap are locked. The lamp bulb is thus secured against rotation and translation in the cap, and the power leads are not under mechanical stress.
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