发明名称 MANUFACTURING METHOD FOR SHUTTLECOCK
摘要 PURPOSE: A manufacturing method for a shuttlecock wing is provided to prevent the outer circumferential surface of a shuttlecock from getting entangled with each other and quality problems of flight distance, orbit, and speed. CONSTITUTION: A manufacturing method for a shuttlecock wing includes the following steps: adhering threads; using adhesive or heat, slantingly and symmetrically to the fabric made of a resin material; touching a feather shaft(44), and forming a center line in a wing part(50); and forming the fabric and threads conforming to the shape of a wing part by a press. Cross section of each feather shaft is injection molded to form a groove along the longitudinal direction at the center of the inner circumferential surface with a triangular shape. In the feather shaft, feather branches are formed slantingly and separately to touch the wing part and improve supporting force of the feather forming the wing part.
申请公布号 KR101220699(B1) 申请公布日期 2013.01.10
申请号 KR20120077589 申请日期 2012.07.17
申请人 KIM, SANG WOONG 发明人 KIM, SANG WOONG
分类号 A63B67/18 主分类号 A63B67/18
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