Patent ID: 9532920
Date: 2017-01-03
CPC Classifications: A47C,A61H

Claim:
1. A massage chair, including: a main chair, capable of carrying human body, and having a chair back and a chair seat, wherein the chair back is located by the chair seat and having a rotation angle between the chair back and chair seat, also adjusted properly by the chair seat for rotating; wherein the chair back has a back massage surface, the chair seat has a seat massage surface; a main frame, being stiffness frame, and being located within the main chair, also having a rigid bar located in the main frame; in addition, a left frame and a right frame of the main frame are both formed an internal slide track respectively, and both further comprising: a back section, being located and fixed in the chair back; a buttock section, being located in both the chair back and the chair seat, and connecting to the back section; wherein the buttock section has an upward curve; and a leg section, being located under the chair seat, and connecting to the buttock section; wherein the leg section has a downward curve relative to the buttock section; a massage provider, being located within the main frame and between the internal slide track, able to slide from the back section, the buttock section to the leg section, and from the leg section, the buttock section to the back section; wherein the massage provider can provide a massage service at both the chair back and the chair seat; wherein the massage provider touches the back massage surface and the seat massage surface during providing the massage service; a supporting set, being located and flanked the main frame, connecting to the main frame, having two first rotating center, and capable of carrying the chair seat; wherein the main frame is connected to the first rotating center; and a driving module, including a massage driving device and a main frame rotating device; wherein the massage provider receives power and instruction from the massage driving device to provide massage service; the main frame rotating device connects to the rigid bar of the main frame, and drives the main frame to rotate around the first rotating center, so that, the chair back is adjusted properly by the chair seat for rotating.