"Compression-molded silicone rubber cap and plug"

Abstract

A sealing cap or plug is provided, comprising a base element having top and bottom portions, and a circumferential side wall extending therebetween, the base element having a frusto-conical or tapered shape, with the diameter of the base element at the top portion being greater than the diameter of the base element at the bottom portion; the top portion being open-ended, and the bottom portion being closed ended; the base element having a hollow interior that extends from the open end toward the closed end; a flexible flange extending outwardly from a periphery of the base element, the flexible flange spaced from the bottom portion; the side wall having a thickness in the range of from about 0.020 to 0.040 inch; and the cap or plug being comprised of compression-molded silicone rubber.

1 . A sealing cap or plug comprising:
 a base element having top and bottom portions, and a circumferential side wall extending therebetween, said base element having a frusto-conical or tapered shape, with the diameter of said base element at said top portion being greater than the diameter of said base element at said bottom portion;   said top portion being open-ended, and said bottom portion being closed ended;   said base element having a hollow interior that extends from said open end toward said closed end;   a flexible flange extending outwardly from a periphery of said base element, said flexible flange spaced from said bottom portion;   said side wall having a thickness in the range of from about 0.020 to 0.040 inch; and   said cap or plug being comprised of compression-molded silicone rubber.   
     
     
         2 . The sealing cap or plug of  claim 1 , wherein said flexible flange extends outwardly from said base element at a position adjacent said open end of said top portion.