Bellows-type contact construction

Claim 1

IN A CONTACT COMPRISING A TERMINAL PORTION, A FIRST SECTION CONNECTED TO SAID TERMINAL PORTION, A SECOND SECTION OVERLYING AND SPACED FROM SAID FIRST SECTION AND DEFINING A CONTACT ADAPTED TO BE ENGAGED BY A CONDUCTIVE PORTION OF AN EXTERNAL ASSEMBLY, AND A THIRD SECTION SPATIALLY LOCATED BETWEEN AND SPACED FROM SAID FIRST AND SECOND SECTIONS, SAID CONTACT SECTIONS BEING FORMED FROM A STRIP OF CONDUCTIVE RESILIENT MATERIAL, WITH SAID THIRD SECTION BEING PHYSICALLY AND ELECTRICALLY CONNECTED BETWEEN SAID FIRST AND SECOND SECTIONS RESPECTIVELY BY MEANS INCLUDING REVERSE BENDS OF SAID STRIPS, THEREBY TO DEFINE A BELLOWS-SHAPED SPRING UNIT; THE IMPROVEMENT WHICH COMPRISES A CONDUCTIVE ELEMENT ELECTRICALLY CONNECTED TO SAID TERMINAL PORTION AND PHYSICALLY RESILIENTLY ENGAGING AT LEAST ONE OF SAID SECOND AND THIRD CONTACT SECTIONS ADJACENT THE LOWER END OF THE ENGAGED SECTION, THEREBY TO FUNCTION AS A COMPARATIVELY DIRECT ELECTRICAL PATH BETWEEN SAID SECOND CONTACT SECTION AND SAID TERMINAL PORTION.