When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. List of automotive light bulb types - Wikipedia

   en.wikipedia.org/wiki/List_of_automotive_light...

   Similar US bulb: HB2 (9003) 12V: ECE nominal luminous flux: 1,650 / 1,000 lm ±15% Available with P45t base to upgrade old headlamps designed for R2 bulb H7 1 12 V: 55 W 24 V: 70 W PX26d USA, Japan 12V: ECE nominal luminous flux: 1,500 lm ±10% H8 1 12 V: 35 W PGJ19-1 USA ECE nominal luminous flux: 800 lm ±15% H8B 1 12 V: 35 W PGJY19-1 USA H9 1

3. Lightbulb socket - Wikipedia

   en.wikipedia.org/wiki/Lightbulb_socket

   These sockets included switches, but required bulbs to be mounted upright. The Edison organization developed a screw-base in 1880 which was initially made of wood but later made of plaster of Paris. [3] Many competitive designs of lamps and sockets appeared in the early era of incandescent lighting, which often were incompatible with other designs.

4. Bi-pin lamp base - Wikipedia

   en.wikipedia.org/wiki/Bi-pin_lamp_base

   The suffix after the G indicates the pin spread; the G dates to the use of Glass for the original bulbs. GU usually also indicates that the lamp provides a mechanism for physical support by the luminaire: in some cases, each pin has a short section of larger diameter at the end (sometimes described as a "peg" rather than a "pin" [2]); the socket allows the bulb to lock into place by twisting ...

5. Wedge base - Wikipedia

   en.wikipedia.org/wiki/Wedge_base

   Billions of wedge-base bulbs are used in miniature (T1¾ or 5mm) Christmas lights, where they are easy and therefore inexpensive to manufacture and assemble into their sockets. However, each manufacturer has a slightly different type of wedge base differing in exact dimensions (or even hexagonal instead of round), so the plastic bases often ...

6. Edison screw - Wikipedia

   en.wikipedia.org/wiki/Edison_screw

   230/240-volt incandescent light bulb with E27 screw baseEdison screw (ES) is a standard lightbulb socket for electric light bulbs. It was developed by Thomas Edison (1847–1931), patented in 1881, [1] and was licensed in 1909 under General Electric's Mazda trademark.

7. Headlamp - Wikipedia

   en.wikipedia.org/wiki/Headlamp

   H4 bulb H7 bulb The first dual-filament halogen bulb to produce both a low and a high beam, the H4 (60/55 W @ 12 V, 1650/1000 lm ±15% @ 13.2 V), [ 94 ] was released in 1971 [ 13 ] and quickly became the predominant headlamp bulb throughout the world except in the United States, where the H4 is still not legal for automotive use.