| 摘要 |
PROBLEM TO BE SOLVED: To provide a massage machine in which the posture and projection amount of a treater can be freely combined and a compact strength-adjusting mechanism in a simple structure is provided. SOLUTION: In the massage machine provided with the strength-adjusting mechanism for adjusting the projection amount of the treater 2, the strength-adjusting mechanism comprises a pair of support arms 9 to which an upper treater 2b and a lower treater 2c are attached, a first drive unit 8a connected to both of the pair of support arms 9, to which a middle treater 2a is attached, a second drive unit 8b connected to only one of the pair of support arms 9, and a third drive unit 8c connected to only the other of the pair of the support arms 9, and changes the posture and position of the respective support arms 9 corresponding to the position change of the first - third drive units 8a-8c. COPYRIGHT: (C)2006,JPO&NCIPI
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