Invention Grant
- Patent Title: Musical instrument playing actuator, play assisting mouthpiece, brass instrument, automatic playing apparatus, and play assisting apparatus
- Patent Title (中): 乐器演奏执行器，演奏辅助喉舌，铜管乐器，自动演奏装置和演奏辅助装置
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Application No.: US12127935Application Date: 2008-05-28
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Publication No.: US07683246B2Publication Date: 2010-03-23
- Inventor: Ryuji Hashimoto
- Applicant: Ryuji Hashimoto
- Applicant Address: JP
- Assignee: Yamaha Corporation
- Current Assignee: Yamaha Corporation
- Current Assignee Address: JP
- Agency: Rossi, Kimms & McDowell LLP
- Priority: JP2007-140602 20070528
- Main IPC: G10D7/10
- IPC: G10D7/10
Abstract:
A musical instrument playing actuator, includes an elastic diaphragm which has a through hole, wherein an annular projection portion is provided on the elastic diaphragm so as to project toward the diaphragm member, a diaphragm member which is arranged to oppose to the elastic diaphragm and is formed movably toward the elastic diaphragm, a wall structure body which forms an enclosed space together with the elastic diaphragm, the diaphragm member, and the projection portion when the diaphragm member is moved toward the elastic diaphragm to contact the projection portion, and an air inlet which communicates the enclosed space with an outside.
Public/Granted literature
Information query
