Patent ID: 6830124
Filing Date: 2004-12-14
Classification: A61F

Abstract:
An ear plug comprising:a first shelter for insertion into an ear canal thereby preventing water from flowing into an inner ear, the first shelter having a flexible and thin peripheral flange; a second shelter having a first wall and a second wall that defines a hollow cylinder to be inserted into the ear canal thereby preventing water from flowing into the ear canal; and a connection portion connected between the first shelter and the first wall of the second shelter, the connection portion being hollow wherein a diameter of the connection portion is less than those of the first and second shelters, wherein a tail portion extends from the second wall of the second shelter and is bell-mouth shaped to conform to a shape of a periphery of an antihelix of an outer ear to prevent water from flowing into the ear canal, wherein the tail portion includes a guide portion conforming to a shape of an external auditory canal and limiting a depth to which the ear plug extends into the ear canal to prevent harm to an eardrum, and preventing water from flowing into the ear canal.