发明名称 Power driven drum beater
摘要 A power driven drum beater is controlled by means of a foot pedal. The pedal device serves to close an electrical circuit for the actuation of a pivoted solenoid actuated beater mounted on a rod. The foot pedal is further pivotable enabling an electrical contact on the underside thereof to be brought into a desired position along a resistance selector for driving the beater with variable speed or intensity and at a variable rate.
申请公布号 US3967523(A) 申请公布日期 1976.07.06
申请号 US19750583426 申请日期 1975.06.03
申请人 CURRIER, GEORGE T.;CANAVAN, DENNIS M. 发明人 CURRIER, GEORGE T.;CANAVAN, DENNIS M.
分类号 B29C31/00;B29C51/04;B29C51/10;B29C51/20;B29C51/32;B65B11/52;B65B47/02;B65B61/06;G10D13/00;(IPC1-7):G10D13/00 主分类号 B29C31/00
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