Title:
KEY SWITCH DEVICE OF ELECTRONIC MUSICAL INSTRUMENT
Document Type and Number:
Japanese Patent JP3535128
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To use a key switch device even for a keyboard type electronic musical instrument by suppressing the size, specially, height of the key switch device.
SOLUTION: The key switch device for the electronic equipment which is so constituted as to bring a plurality of contact pieces into simultaneous contact by the operation of an actuator operable to hit busbars arranged in stages so as to generate a plurality of sounds at the same time is characterized in that the busbars 20a, 21a, etc., are arranged in the stages while shifted in position and a plurality of contact pieces 24a, 25a, etc., capable of coming into contact with the busbars 20a, 21a, etc., are arranged by stages, and coupling means for the contacts is provided to the actuator 31 to control the movement of the contact pieces 24a, 25, etc.
Inventors:
Nagashima, Minoru
Application Number:
JP2001322599A
Publication Date:
June 07, 2004
Filing Date:
October 19, 2001
Export Citation:
Assignee:
SUZUKI GAKKI SEISAKUSHO:KK
International Classes:
G10H1/34; H01H1/28; G10B3/12; H01H21/24; (IPC1-7): G10H1/34; G10B3/12
Attorney, Agent or Firm:
井澤 洵 （外１名）
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