NOISE-PROOF ELEMENT

摘要

PURPOSE: A noise prevention member, which uses a soundproofing material and a reinforcing material, is provided to prevent echo from impact sound. CONSTITUTION: A noise prevention member comprises a first soundproofing member(10), a second soundproofing member(20), an insulating member(30) and a reinforcing member(40). A part of the first soundproofing member is inserted into the second soundproofing member. A part of the insulating member is inserted the rest part of the first soundproofing member excepting the part inserted into the second soundproofing member. The reinforcing member locates in the upper side of the second soundproofing member and the first soundproofing member.