发明名称 FRAME ELEMENT FOR EARMUFFS, AND EARMUFFS USING THE SAME
摘要 The present invention relates to a frame element for earmuffs, and earmuffs using the same. According to an embodiment of the present invention, a frame element for earmuffs comprises left and right earmuffs which can be worn on a user′s left and right ears, respectively, in a way that the user inserts their ears into the earmuffs, wherein an outer cover covers a plastic frame element which maintains the shape of the earmuffs, both opened end parts of a flat type plastic board prepared in a hollow elliptical form are transformed to have a three-dimensional effect by being overlapped as much as a fixed length, being ultrasonic-welded, and being combined in one body; a part of the hollow elliptical plastic board has a planar part as long as a fixed length around the ultrasonic-welded part.
申请公布号 KR20150053148(A) 申请公布日期 2015.05.15
申请号 KR20130134975 申请日期 2013.11.07
申请人 LEE, MIN JUNG 发明人 LEE, MIN JUNG
分类号 A61F11/14;A61F11/06 主分类号 A61F11/14
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