Patent ID: 7507118

Claim:
A connector assembly, comprising: a plug assembly; a header assembly configured to be mated with the plug assembly with an opening between the plug assembly and the inside of the header assembly; an outer case secured to the header assembly while receiving the header assembly and plug assembly therein; a holder assembly at least partly forming the plug assembly; and a sealing member at least partly forming the plug assembly, wherein the holder assembly comprises a pair of top holders, at least one pair of intermediate holders and a pair of base holders; the sealing member comprises a top sealing piece, at least one intermediate sealing piece, and a base sealing piece; each of the holders is made of resiliently undeformable material; each of the sealing pieces is made of resilient material; the pair of top holders is respectively attached to both opposing faces of the top sealing piece, the respective pair of intermediate holders is respectively attached to both opposing faces of the respective intermediate sealing piece, and the pair of base holders is respectively attached to the base sealing piece, the at least one intermediate sealing piece is interposed between the base sealing piece and the top sealing piece, and the top sealing piece, the at least one intermediate sealing piece, and the base sealing piece are secured to one another; each of the sealing pieces is configured to be compressed between the pair of holders attached to the corresponding sealing piece in the direction of insertion of the plug assembly, upon insertion of the plug assembly into the header assembly, and is configured to be pushed out in a direction perpendicular to the direction of insertion of the plug assembly to form a protrusion and to seal the opening, after insertion of the plug assembly into the header assembly.