Four Tama-shiki massage mechanism and massage device with a built-in this mechanism

摘要

PROBLEM TO BE SOLVED: To make a massage mechanism compact and to provide a four-ball type massage mechanism capable of rotating swinging arms corresponding to a curve of a human body.;SOLUTION: The device is equipped with a pair of left and right swinging arms 10 relatively rotatably disposed on a first rotary shaft 5 mounted in the left and right direction, a massage body 11 mounted respectively on one and the other end parts of the respective swinging arms 10, a swing stopping member which is connected to the respective swinging arms 10 and regulates co-rotation of the swinging arm 10 following the rotation of the first rotary shaft 5, a first operation mechanism 7 which makes one and the other end parts of respective left and right swinging arms 10 swing in mutually opposite directions in the left and right direction following the rotation of the first rotary shaft 5, a second operation mechanism 8 which is connected to the swing stopping member 30 and makes the swinging arms 10 reciprocatively rotate around the shaft center of the first rotary shaft 5 via the swing stopping member, and a guide support part 41 for movably supporting the second operation mechanism 8 following the rotation of the swinging arm 10 around the first rotary shaft 5.;COPYRIGHT: (C)2004,JPO