Abstract: A connection mechanism for the lighting unit of a lighting push button switch: a base carrying the lighting elements is pinched between the push button and a joiner, which is provided with a cylinder on the underside, through holes are formed through the cylinder and in these holes conducting springs are inserted without the possibility of dropping downward, said cylinder is inserted into a hole formed in the housing for guiding said cylinder and to accept said push button, said base and said joiner assembled into one unit, and the lighting elements are supplied with power from external terminals through said conducting springs.