Socket

摘要

A socket with a base 10 and a cover member 20 rotable with respect to the base 10 for use especially in a burn-in test of an electrical part 100 with a narrow pitch between leads 100a of the electrical part which has a holding cover 27 within the cover 20 which is rotable and pivotable and a plurality of thin insulating sheet members 15 positioned between a plurality of contacts 14 contained in the base 10 to insure reliable operation.