Invention Grant
- Patent Title: Support assembly and keyboard apparatus
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Application No.: US15217351Application Date: 2016-07-22
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Publication No.: US09659549B2Publication Date: 2017-05-23
- Inventor: Akito Ohba , Ichiro Osuga , Shunsuke Ichiki , Hiroshi Harimoto
- Applicant: Yamaha Corporation
- Applicant Address: JP Hamamatsu-shi
- Assignee: Yamaha Corporation
- Current Assignee: Yamaha Corporation
- Current Assignee Address: JP Hamamatsu-shi
- Agency: Crowell & Moring LLP
- Priority: JP2015-145709 20150723
- Main IPC: G10C3/18
- IPC: G10C3/18 ; G10C3/16 ; G10C3/22

Abstract:
A support assembly of a keyboard apparatus activated in accordance with pressing of a key to rotate a hammer provided at one end of a hammer shank, the support assembly includes a support rotatably disposed with respect to a frame, a jack having one side rotatably connected to the support and another side including a contact surface which makes contact with a hammer shank roller provided to the hammer shank, and a rib provided to the other side of the jack and projecting to a hammer shank roller side of the contact surface.
Public/Granted literature
- US20170025100A1 Support Assembly and Keyboard Apparatus Public/Granted day:2017-01-26
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