Candle Shape Energy Saving Light Bulbs – The caps that sit on the base of a light bulb are just as crucial as the bulb. True, those little metal fixtures may seem fairly insignificant due to their size but their importance is that they dictate that bulbs can be fitted to that lighting fixtures. Without the right cap, the room, alleyway, stairwell or bathtub will stay in the dark.
With the range of lights available in the marketplace today, there are very definite specifications to ensure that the right bulb is fitted. For example, both pin, or bi-pin, the cap on certain lights can only be put in bi-pin light sockets, so gu10 LED bulbs cannot be set in a light socket which is not designed for the gu10 cap. However, there’s more than one kind of bi-pin cap, with the cap on g9 halogen bulbs considerably different in design and appearance, and utilized only with certain types of light bulbs.
The main reason for a cap is to allow electrical contact between the electric supply and the lighting itself, without even leaving wiring and digital elements vulnerable. The metallic pins make direct contact with the power source, allowing the power to flow through the filament, producing the essential power to cause the light to shine and provide the required illumination.
The entire range of caps is extensive, but they are sometimes divided up into three principal types, namely the bayonet, the Edison screw and the bi-pin. |} Bayonet Cap This is potentially the most recognizable cap and is more often than not discovered on the normal incandescent bulb choice for domestic lighting, though energy saving lighting also contain this cap to allow easy change over to counter house lighting.
The design is a simple metallic cap at the bottom of the bulb with 2 ears, or tiny pins, protruding from the side. The name bayonet comes in the thrust and twist action that is needed to fit them.