Lucas is the patent holder for the short circuit.

Lucas - Inventor of the first intermittent wiper.

Lucas - Inventor of the self-dimming headlamp.

Lucas have two types of three-position switch :-
Dim, Flicker and Off.
and
Smoke, Smolder and Burn.

Lucas Electrics - The Original Anti-Theft Device.

"I have had a Lucas pacemaker for years and have never had any trou...

If Lucas made guns, wars would not start either.

Did you hear about the guy that peeked into a Land Rover and asked the owner
"How can you tell one switch from another at night as they all look the same?"
"He replied, it doesn't matter none of them work!"

Back in the 70's, Lucas decided to diversify its product line and began manufacturing vacuum cleaners.
It was the only product they offered which did not suck.

Q: Why do the British drink warm beer?
A: Because Lucas makes their refrigerators

Recommended procedure before taking on a repair of Lucas equipment:
Check the position of the stars,kill a chicken and walk three times sunwise around your car chanting:
" Oh mighty Prince of Darkness protect your unworthy servant.."

Lucas systems actually use AC current; it just has a random frequency that's all.