Patent ID: 6628878
Filing Date: 2003-09-30
Classification: G02B

Abstract:
A protection cap removably attached to an optical connector or a hybrid connector to protect the connector in a stare before use, the connector having an optical cable ferrule therein, the cable ferrule having an end face at which an optical cable core is exposed,wherein the protection cap has a locked portion engaged with, a lock portion of the optical connector or the hybrid connector and has an integrally formed projection therein on an inner wall of the protection cap for protectively covering the end face of the cable ferrule, the protection, cap being of a box shape which can be molded by one or more molding dies that can be removed in an engagement direction of the protection cap with the optical connector or the hybrid connector, the projection having a tip contacting with the end face of the ferrule when the protection cap has completely attached to the connector.