Patent ID: 6423889
Filing Date: 2002-07-23
Classification: G10C

Abstract:
A regulating mechanism associated with a jack incorporated in an action mechanism forming a part of a keyboard musical instrument, comprising:a regulating member provided for said jack so as to permit said jack to escape from a beating member of said keyboard musical instrument when said jack is brought into contact with said regulating member; a supporting member connected to a stationary member of said keyboard musical instrument; a retainer connected to said regulating member, and movably supported by said supporting member; and an adjusting mechanism connected between said supporting member and said retainer for changing a relative position between said supporting member and said retainer, and having a manipulator projecting into a free space formed in said keyboard musical instrument and manipulated by a tuner for changing a gap between said regulating member and said jack through a relative motion between said retainer and said supporting member.