发明名称 SCREW HOLDER FOR DRIVER
摘要 PURPOSE: A screw holder for a driver is provided to stably drive a screw into a base material by covering the shaft and head units of the screw. CONSTITUTION: A screw holder for a driver comprises a cylindrical body(10), multiple elastic units(11), and support protrusions(12). One end of the cylindrical body is opened, and the other end has a driver insertion hole(H1). The elastic units are arranged from the inlet of the body in a circular shape. The support protrusions are protruded from the inner end of the elastic units and cover the shaft unit of an inserted screw.
申请公布号 KR20110058197(A) 申请公布日期 2011.06.01
申请号 KR20090114895 申请日期 2009.11.26
申请人 LEE, CHEON SOO;KIM, WON IL 发明人 LEE, CHEON SOO;KIM, WON IL
分类号 B25B23/08;B25B23/02;B25B23/04;B25B23/10 主分类号 B25B23/08
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