In order to provide a contact preopening of two spring legs of a contact spring, at least one spring leg is provided in a contact zone with {HEAD ~ a cusp} in {TAIL ~ the form} of a protrusion pointing to the other spring leg in the region of at least one long edge 
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In order to provide a contact preopening of two spring legs of a contact spring , at least one spring leg is provided in a contact zone with { HEAD ~ a cusp } in { TAIL ~ the form } of a protrusion pointing to the other spring leg in the region of at least one long edge
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH