发明名称 Process for magnetically seating a tone hole pad
摘要 A process for evenly seating a woodwind instrument tone hole sealing pad in the pad cup includes placing the pad on the tone hole rim, placing an at least partially magnetic element between the pad and cup; placing a solidifiable substance between the element and cup, and applying a magnetic force to the element to move the pad against the tone hole rim; the pad can be secured to the cup using a screw or other fastener or a solidifiable substance introduced before, during or after applying the magnetic force.
申请公布号 US5381718(A) 申请公布日期 1995.01.17
申请号 US19930143355 申请日期 1993.10.26
申请人 VERNE Q. POWELL FLUTES, INC. 发明人 WASSER, STEVEN A.
分类号 G10D7/08;G10D9/00;G10D9/04;(IPC1-7):G10D7/08 主分类号 G10D7/08
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