Patent ID: 8721953

Claim:
An injection mold for an intake hose, comprising: an upper mold and a lower mold which together form an external shape of the intake hose; slide cores coupled with the upper mold and the lower mold, thereby forming a cavity therein with the upper mold and the lower mold; a main core inserted into the cavity to form an internal shape of the intake hose, wherein the main core includes: a first core having a bellows portion formed at one side of an external circumference thereof and provided to be movable vertically through a moving member, and a second core provided to be coupled with the first core and having an external circumference thereof surrounded by the slide cores; and an air supplying member, after molding of the intake hose is completed, supplying compressed air through the second core for separating the first core from the intake hose after separating the upper mold and the lower mold from each other.