Deceleration alert system

Claim 1

In a decelerator alert system for vehicles operable to indicate acceleration and deceleration modes of vehicle operation, the combination of a double acting switch and a pair of respective indicating lamps each having a terminal end connected to a suitable source of power, said double acting switch comprising a tubular barrel portion including an outer wall of electrically conducting material and an inner wall of insulating material, said inner wall including a first portion being of a selected diameter and a second portion being of a larger diameter, an upstanding contactor suitably fastened in the outer wall and extending interiorly through the said inner wall of insulating material, an upstanding terminal in the barrel walls opposite said contactor, said upstanding terminal being insulated from said outer conducting wall of said barrel, said contactor and said terminal being disposed at the terminal end of said second portion adjacent said first portion of the inner wall, a cap threadably carried by said barrel at the terminal end of said barrel adjacent said second portion of said inner wall, a cap contactor mounted in said cap being insulated from said cap so that the cap contactor and the cap are electrically isolated from each other, a pin slidably carried in said inner wall of said barrel, said pin having a shoulder portion distally from a terminal end of said pin, a spring carried by said pin disposed between said cap and said shoulder of said pin being operable to urge said pin in the direction opposite said cap, said terminal of said barrel being in communication with another terminal of one of said lamps, said cap contactor being in communication with another terminal of the other of said lamps, said double acting switch being mounted to the chassis of a motor vehicle and being operable to limit the travel of a rocker arm of a commonly known carburator, said rocker arm being operable to urge said pin rearwardly to engage said cap contactor.