# US 10,441,497 B2 · Chair-type massage machine

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- Number: US 10,441,497 B2
- Document ID: US10441497B2
- Status: Granted
- Kind: B2
- Application number: 15/008,315
- Filed: 2016-01-27
- Published: 2016-09-22
- Granted: 2019-10-15
- Earliest claimed: 2015-03-19
- Assignees: Fuji Medical Instruments Mfg. Co., Ltd.
- Applicants: Fuji Medical Instruments Mfg. Co., Ltd.
- Inventors: Toshihisa Yoshida; Hironori Yasuda
- Web page: https://patentgrep.com/patent/US10441497B2

## CPC

- A61H 9/0078: {with intermittent or alternately inflated bladders or cuffs (mattresses for preventing bed-sores with alternated pressurized chambers A61G7/05776)}
- A61H 23/0263: {using rotating unbalanced masses}
- A61H 2201/0149: Seat or chair
- A61H 2201/0161: Size reducing arrangements when not in use, for stowing or transport
- A61H 2201/0207: heated
- A61H 2201/0228: heated by an electric resistance element
- A61H 2201/1638: Holding means therefor
- A61H 2205/06: Arms
- A61H: PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY (electrotherapy, magnetotherapy, radiation therapy or ultrasound therapy A61N)

## Abstract

The armrest portion 1 of a chair-type massage machine includes: an inner divided portion 11 standing outside of a seat portion; an outer divided portion 12 standing outside of the inner divided portion 11; a treating portion 13 provided at at least one of an outer surface of the inner divided portion 11 or an inner surface of the outer divided portion 12; a rotation shaft 14 provided at an front end side of the inner divided portion 11 and the outer divided portion 12; and a restricting portion 15 for restricting an operation range of at least one of either the inner divided portion 11 or the outer divided portion 12, wherein the inner divided portion 11 and the outer divided portion 12 are openable and closable in right and left directions of a person to be treated by using the rotation shaft 14 as a fulcrum.

## Claims

### Claim 1

A chair-type massage machine having an armrest portion,
the armrest portion comprising:
an inner divided portion standing outside of a seat portion configured to allow a person to sit and receive treatment;
an outer divided portion standing outside of the inner divided portion;
a plurality of treating portions provided at at least one of either an outer surface of the inner divided portion or an inner surface of the outer divided portion;
a rotation shaft provided at a front end side of the inner divided portion and the outer divided portion; and
a restricting portion for restricting an operation range of at least one of either the inner divided portion or the outer divided portion, wherein the restricting portion is a shaft which is gripped by a plurality of restricting portion support portions extending toward the outside of the inner divided portion;
wherein the inner divided portion and the outer divided portion are openable and closable in right and left directions of the person to be treated by using the rotation shaft as a fulcrum.

### Claim 2 (depends on 1)

The chair-type massage machine according to claim 1, further comprising a biasing means, wherein one end of the biasing means is provided at the outer divided portion and the other end is provided at the restricting portion, and the biasing means biases the inner divided portion and the outer divided portion toward a closed direction.

### Claim 3 (depends on 1)

The chair-type massage machine according to claim 1, comprising an upper resting portion being capable of putting a forearm on, wherein the upper resting portion is provided at at least one of either an upper surface of the inner divided portion or an upper surface of the outer divided portion.

### Claim 4 (depends on 1)

The chair-type massage machine according to claim 1, wherein the restricting portion is provided at a rear side of the rotation shaft, and the restricting portion is a member which is configured to contact with an outer surface of the outer divided portion.

### Claim 5 (depends on 1)

The chair-type massage machine according to claim 1, wherein the plurality of treating portions are continuously provided in a direction from a front end side to a rear end side.

### Claim 6 (depends on 1)

The chair-type massage machine according to claim 1, comprising a lower resting portion being capable of putting a forearm on, wherein the lower resting portion is provided at at least one of either a lower portion of the outer surface of the inner divided portion or a lower portion of the inner surface of the outer divided portion.

### Claim 7 (depends on 1)

The chair-type massage machine according to claim 1, wherein the treating portion has an air bag being capable of repeating an expansion and a contraction by air.

### Claim 8 (depends on 1)

The chair-type massage machine according to claim 1, wherein an angle at which the inner divided portion and the outer divided portion are opened and closed is equal or more than 0 degree to equal or less than 40 degrees.