Invention Application
- Patent Title: Actuation system for keyboard pedal lyre
- Patent Title (中): 键盘踏板琴弦的启动系统
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Application No.: US11355033Application Date: 2006-02-15
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Publication No.: US20060179997A1Publication Date: 2006-08-17
- Inventor: David Meisel
- Applicant: David Meisel
- Main IPC: G10F1/02
- IPC: G10F1/02

Abstract:
The present invention provides an actuation system for the pedal system of a keyboard instrument. The system includes an actuator with block of ferromagnetic material having a bore, a coil disposed in the bore, and a piston surrounded by the coil, the piston is in mechanical communication with a pedal rod. When the actuator is energized, the piston moves relative to the coil, thereby moving the rod.
Public/Granted literature
- US07439426B2 Actuation system for keyboard pedal lyre Public/Granted day:2008-10-21
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