Patent ID: 7168977

Claim:
A plug-in jumper for elastic engagement in openings in busbars and for electrical contact-making of busbars of at least two electrical junction and/or connecting terminals located side by side comprising: a jumper bar having a bar strip and at least two plugs projecting from the bar strip, each of the at least two plugs having at least two contact legs located essentially parallel to one another, at least one of the at least two contact legs being elastic, the contact legs being connected to form a plug that engages a respective busbar opening, the plugs including at least two contact areas located on top of one another for contact-making with said busbars of the two electrical junction and/or connecting terminals located side by side when the plugs are inserted into the openings of the busbars, said busbars being located on different planes from one another, and wherein the at least two contact areas include an upper contact area and a lower contact area, the width of the lower contact area being smaller than the width of the upper contact area.