发明名称 CLAMPING APPARATUS FOR ENLARGING DIAMETER OF A HEAT EXCHANGE TUBE
摘要 PURPOSE: A clamping device for expansion of an insulating tube is provided to prevent user's finger from being trapped between a clamping adjuster and a body block. CONSTITUTION: A clamping device for expansion of an insulating tube comprises a body block(110), a tube clamper(120), a clamping adjuster(130), and a guide pin. The guide pin is fitted to be guided in a guide groove which is spirally formed on a side of the clamping adjuster. As the clamping adjuster is moved back and forth, a clamping jaw of the tube clamper clamps or releases a insulating tube(1) which is inserted to a through hole of the tube clamper.
申请公布号 KR100978202(B1) 申请公布日期 2010.08.27
申请号 KR20100056285 申请日期 2010.06.15
申请人 KIM, NAM SOO 发明人 KIM, NAM SOO
分类号 B21D39/08;B21D41/02;B25B5/14 主分类号 B21D39/08
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