| 摘要 |
<p>PROBLEM TO BE SOLVED: To easily perform the engagement of two members in a position desired by a user. SOLUTION: A bracket 20 has a fixed protruding part 25a at the left end and a lever 26 movable in Y-direction in Fig. A at the right end. The lever 26 has a groove part 28 inclined to X- and Y-directions in the drawing. When the lever 26 is pressed down in Y-direction, a Z-shaped piece 29 is moved to the left in the arrowed X-direction to a bracket lower part 21 as shown in Fig. D. The lever 26 is pressed in the state where a pulse rate meter not illustrated is engaged with the left end 24a, and the right engagement part of the pulse rate meter is engaged with the right protruding part 25b of the Z-shaped piece 29 in this state.</p> |
