Patent ID: 8857907

Claim:
A massage machine comprising: a chair assembly including a chair main body having a seat portion on which a user can be seated and a back rest portion which is provided behind the seat portion; a base that supports the chair main body; a massage portion which is provided in the chair main body configured to be able to perform massage on a body of the user; and a rocking mechanism portion which rocks the chair main body in a forward-backward direction with respect to the base, the rocking mechanism portion includes a telescopic cylinder device, a first link and a second link, the first link pivotably connected at one end to a base forward portion of the base and at an opposite end to a chair forward portion of the chair assembly, the second link pivotably connected at one end to a base rearward portion of the base and at an opposite end to a chair rearward portion of the chair assembly, the telescopic cylinder device pivotably connected to the base between the base forward portion and the base rearward portion and pivotably connected at an opposite end to either the first link between the chair forward portion and the base forward portion or the second link between the chair rearward portion and the base rearward portion, wherein the rocking mechanism portion rocks the chair main body in the forward-backward direction with respect to the base as the telescopic cylinder device moves to and between an extended telescopic state and a contracted telescopic state.