JPH03103495U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is a plan view of an embodiment of the present invention, Fig. 2 is a rear perspective view of a part thereof, Fig. 3 is a plan view of another embodiment of the invention, and Fig. 4 is a main part of a conventional example. FIG. 5 is a rear perspective view of main parts of another conventional keyboard device, FIG. 6 is an explanatory view of the operation of the keyboard device shown in FIG. 5, and FIG. 7 is a side view of the conventional keyboard device. 1 ₁ ~ 1 ₈ ... White keys, 2 ₁ ~ 2 ₈ ... Black keys, 3
... Side wall, 4 ₁ , 4 ₂ ... L-shaped stopper, 8,
9...Horizontal piece, 10...Upper limit compression.

Claims (1)

[Claims for Utility Model Registration] 1. A keyboard device in which a plurality of keys are arranged side by side on a frame, and an L-shaped stopper for regulating the upper limit position is integrally molded on both longitudinal walls of a white key. A horizontal piece is formed on the outside of the side wall, and the standing positions of the standing parts of one set of stoppers for every other key and the other set of stoppers and the length of the horizontal piece are changed and provided on the horizontal piece and the frame. A keyboard device characterized in that the positions of contact with the upper limit stroke are aligned in a line along the direction in which the keys are arranged. 2. The keyboard device according to claim 1, wherein the upright portion of the stopper is provided closer to the tip of the white key than the tip of the black key, and the horizontal piece is directed toward the tip of the white key. 3. The keyboard device according to claim 1, wherein the horizontal piece of the stopper is directed toward the proximal end of the white key, and its tip is located near the tip of the black key.