作者: A Lehmann
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摘要: A keyboard for a musical instrment includes frame with keys pivotally mounted thereon, and switch structure secured to the including individual contacts actuated by keys. circuit board is on extends in plane parallel keys, second right angle thereon having resilient conductors extending generally An actuator each key an insulator openings through which extend. Fixed form of bus bars are positoned be selectively engaged complete circuits from boards. stop provided when moved normal playing position. This movement causes engagement at least some conductors. The can further compress provide touch action. Additional may established flat upwardly strip plurality have slits providing separate portion key. Alternatively, tubular member key, stop.