Patent ID: 9613608
Date: 2017-04-04
CPC Classifications: G10H

Claim:
1. A keyboard unit comprising: a key; a plurality of component members and a hammer, as engageable members where an engagement state of the engageable members engageable with each other is changeable in at least one of a pressing stroke or a releasing stroke of the key, the hammer being driven by the pressing stroke of the key; a first detector for a first set, from among the key and the engageable members, including: a second detector for a second set, from among the key and the engageable members, different from the first set and including: a processor configured to implement instructions stored in a memory and perform a determining task that determines a musical sound parameter for musical sound control based on a first detection result of the first detector and a second detection result of the second detector, wherein at least the first engagement sections each are electrically conductive, and wherein the first detector detects the engagement state of the first movable member and the first corresponding member based on a state of electrical conduction between the first engagement sections.