Clamping spring for terminal, has one spring pair that is arranged in inner space formed by another spring pair so that another spring pair is engaged on one spring pair in tension state of spring

摘要

The clamping spring made of metal strip, has spring pairs (1,2) that includes torsion springs (3,5) which are arranged opposite to torsion springs (4,6), respectively. The spring pair (2) is arranged in inner space formed by spring pair (1) so that the spring pair (1) is engaged on spring pair (2) in tension state of clamping spring. The position of spring pair (2) is varied relative to position of spring pair (1), in untensioned state.