| 摘要 |
PROBLEM TO BE SOLVED: To provide a display for rotational operation part which has a simple structure, and in which the state of a rotational operation part is easily readable. SOLUTION: This display 1 for rotational operation part is constituted of a main body 6 turned along with an operation handle 3, a guide groove 7 formed spirally in the main body 6, a weight body 4 stored under a movable condition inside the guide groove 7, a through-vision cover 8 closing a spiral opening of the guide groove 7 and allowing visual confirmation for the weight body 4, a plate 9 with a window supported rotatably to a shaft 10 of the rotational operation part 3, having the window 13 formed along a vertical direction passed through the shaft, and for covering the main body 6, a scale 14 noted in a window edge part of the plate 9 with the window, and a pair of weights 15. COPYRIGHT: (C)2004,JPO&NCIPI
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