Knobbe Martens Olson & Bear LLP
Heat welding apparatus for combining plastic fuel tank and plastic parts and method of combining plastic fuel tank and plastic parts using the apparatus
Disclosed is a heat welding apparatus for combining a plastic fuel tank and plastic parts, and a method of combining the plastic fuel tank and the plastic parts using the apparatus. When a plastic part is heat-welded onto an inner surface of the plastic fuel tank, a melting unit simultaneously heats and melts a welding portion of the inner surface of the plastic fuel tank, to which the plastic part is joined, and a welding surface of the plastic part inside the plastic fuel tank, and then the welding surface of the plastic part is heat-welded to the welding portion of the plastic fuel tank after melting without delay.
Dong Hee Industrial Co., Ltd.
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Nan Woong Seung Ho Se Jun Myeong Hoon
Choi Lee Kim Baek