Title:
ROTATION OPERATION DEVICE AND ELECTRONIC KEYBOARD INSTRUMENT
Document Type and Number:
Japanese Patent JP2023142180
Kind Code:
A
Abstract:
To provide a rotation operation device which is excellent in workability and productivity, and to provide an electronic keyboard instrument.SOLUTION: A rotation operation device according to one embodiment of the invention includes: a rotation detection part which detects rotation; a knob having an operation part which rotates in conjunction with the rotation detection part and an engagement part provided at the other side of the operation part and disposed at the inner diameter side relative to an outer edge of the operation part; and a housing part which includes an engaging part configured to engage with the engagement part and houses the rotation detection part.SELECTED DRAWING: Figure 3
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Inventors:
KATO HIROKATSU
Application Number:
JP2022048927A
Publication Date:
October 05, 2023
Filing Date:
March 24, 2022
Export Citation:
Assignee:
CASIO COMPUTER CO LTD
International Classes:
H01H19/04; G10H1/32; H01H19/14
Attorney, Agent or Firm:
Patent Attorney Corporation Suzue Patent General Office
Masatoshi Kurata
Tadashi Inoue
Naoki Kawano
Shigeru Iino
Sanae Kaneko
Masatoshi Kurata
Tadashi Inoue
Naoki Kawano
Shigeru Iino
Sanae Kaneko
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