Patent 7108406 was granted and assigned to Sanyo on September, 2006 by the United States Patent and Trademark Office.
A retainer includes: a connecting piece; one or more retaining parts provided at either end of the connecting piece and having a hole into which a terminal of an electrical component fits; an arm piece extending from near the hole; and a washer that is formed on the fore-end of the arm piece and is for fitting together with the hole over the terminal, wherein the connecting piece, the retaining part, the arm piece, and the washer are formed integrally of an insulating material having good expansion/contraction properties.