发明名称 Ultrasonic Ice Shaving Blade
摘要 An ice re-surfacing machine induces ultrasonic frequency vibrations onto the ice shaving blade. The vibrating blade can be pulled across the ice with less pressure and provides an improved finished surface.
申请公布号 US2009188135(A1) 申请公布日期 2009.07.30
申请号 US20080180515 申请日期 2008.07.25
申请人 MANION PATRICK R 发明人 MANION PATRICK R
分类号 E01H4/00;E01H6/00 主分类号 E01H4/00
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