Title:
KEYBOARD DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/164232
Kind Code:
A1
Abstract:
This keyboard device comprises: keys; a guide that restricts the direction in which the keys move, said guide being provided to at least three locations not aligned in a straight line when viewed along the scale direction of the keys, and restricting the movement in the yawing and rolling direction of said keys; and a connecting part that rotatably connects the keys to the frame further towards the back of the keys than the guide, said connecting parts restricting the movement in the vertical direction with respect to the frame, while having a degree of freedom in the yawing direction and rolling direction of the keys.
Inventors:
ICHIKI SHUNSUKE (JP)
Application Number:
PCT/JP2017/011425
Publication Date:
September 28, 2017
Filing Date:
March 22, 2017
Export Citation:
Assignee:
YAMAHA CORP (JP)
International Classes:
G10B3/12; G10H1/34
Foreign References:
| JP2011221560A | 2011-11-04 | |||
| JP2009236944A | 2009-10-15 | |||
| JPH04289895A | 1992-10-14 | |||
| JP2000099028A | 2000-04-07 |
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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