JP2014140464A - Chair-type massage machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide, with respect to an air piping structure in a lower limb massage device provided in a chair-type massage machine, an optimum air piping structure in the lower limb massage device.SOLUTION: A chair type massage machine 2 according to the present invention includes: a seat part 3; a backrest part 4 provided behind the seat part 3; a compressor provided on the side of the seat part 3 or the side of the backrest part 4; and a lower limb massage device 1 for massaging the lower limb of a user who is seated on the seat part 3 by having a plurality of air bags 20, 21, 25, and 27 swingingly forward and backward and/or rotatably mounted on the front part of the seat part 3, and expanding by air from the compressor. In the chair type massage machine 2, air piping 41 supplying air from the compressor to the plurality of air bags 20, 21, 25, and 27 are introduced into the lower limb massage device 1, with the number smaller than the number of installation of the air bags 20, 21, 25, and 27.

Description

  The present invention relates to a chair type massage machine, and more particularly to an air piping structure of a lower limb massage apparatus provided in the chair type massage machine.

Conventionally, a lower limb massage device for massaging the lower limb has been developed, and such a lower limb massage device is attached to the front side of a seat portion of a chair type massage machine, for example.
Patent Document 1 discloses a legrest that is arranged to be pivotable up and down in front of a seat and holds a leg of a seated person on the seat, and a legrest that is pivotally arranged up and down at the tip of the legrest. The leg rest and the footrest disclose a chair type massage machine having a massage means for massaging the lower limbs and the toe portion of the seated person.

  Moreover, patent document 2 is a chair type massage machine provided with the seat part on which a user sits, and the footrest distribute | arranged ahead of this seat part, Comprising: The said footrest supports a user's sole. A plantar support surface, a heel support surface that is erected on the rear side of the plantar support surface and supports the back of the user's heel, and a heel support surface provided on the heel support surface of the user's heel Disclosed is a chair-type massage device having an acupuncture treatment unit for applying a pressing stimulus.

JP 2002-238963 A JP 2006-87945 A

These lower limb massaging devices (footrests) disclosed in Patent Documents 1 and 2 are provided with a plurality of air bags (airbags) inside, and are pressurized from a compressor provided on the main body side of the chair type massage machine. By supplying (air), a pressure massage is performed on the lower limbs by inflating these air bags.
In order to supply air to the air bag, the compressor and the air bag provided in the lower limb massage device are connected by an air supply pipe (air pipe). The lower limb massage device disclosed in Patent Literatures 1 and 2 is attached to the front portion of a seat portion of a chair type massage machine so as to be swingable in the front-rear direction. Therefore, although not explicitly disclosed in Patent Documents 1 and 2, the air piping extending from the main body side compressor extends into the lower limb massage device so as to pass through the vicinity of the swing shaft of the lower limb massage device. In many cases, a structure connected to an air bag is employed.

  However, in order to drive each of the air bags deployed in the lower limb massage device, a plurality of air pipes corresponding to the number of air bags are bundled, and then from the chair type massage machine main body side to the lower limb massage device. I have to guide you. A plurality of bundled air pipes are large in diameter and rigid, and the air pipes are difficult to handle. In addition, since the air piping is arranged so as to pass through the vicinity of the swing axis of the lower limb massage device, the swing of the lower limb massage device causes the air piping to twist more than necessary, or in the worst case, for the lower limb. With the swinging of the massage device, there is no denying the possibility that the air piping will be crushed or broken.

  This invention is made | formed in view of the said situation, Comprising: It aims at providing the optimal air piping structure in the massage apparatus for lower limbs which can implement a comfortable push massage with respect to a lower limb.

In order to achieve the above object, the present invention takes the following technical means.
The chair type massage machine according to the present invention includes a seat, a backrest provided behind the seat, a compressor provided on the seat side or the backrest, and a swing on the front of the seat A lower limb massaging device for massaging a user's lower limb seated on the seat by having a plurality of air bags that are freely and / or pivotably attached and inflated by air from the compressor The chair-type massage machine is characterized in that air pipes for supplying air from the compressor to a plurality of air bags are introduced into the lower limb massage device with a number smaller than the number of air bags installed.

Preferably, one air pipe for supplying air from the compressor to the plurality of air bags is introduced into the lower limb massage device.
Preferably, the air pipe is introduced into the lower limb massage device so as to pass through the vicinity of the swing axis or the rotation axis of the lower limb massage device with respect to the seat portion.
Preferably, the lower limb massage device is provided with a pair of left and right insertion recesses into which a user's lower limb can be inserted, and a lower limb massage provided on the inner wall of the insertion recess to massage the inserted lower limbs. The lower limb massage mechanism includes a first air bag to an Nth air bag disposed inside the insertion recess, and the air piping introduced into the lower limb massage device Is branched in the massage device for the lower limbs, and the branched branch pipe is preferably connected to each of the first air bag to the Nth air bag.

Preferably, the air pipe introduced into the lower limb massage device is connected to each of the first air bag to the Nth air bag via an electromagnetic valve provided in the lower limb massage device. It is good to have.
Preferably, the expansion and contraction of the plurality of air bags may be controlled by controlling the electromagnetic valve.

  According to the chair type massage machine according to the present invention, it is possible to provide an optimal air piping structure in a lower limb massage device that enables a comfortable push massage to the lower limbs.

It is an external appearance perspective view of the chair type massage machine provided with the lower limb massage mechanism of the present invention. It is a left perspective view which shows the internal structure of the massage apparatus for legs. It is a right perspective view which shows the external appearance of the massage apparatus for legs. It is the left perspective view which shows the internal structure of the massage apparatus for lower limbs, Comprising: It is the figure which abbreviate | omitted the 1st air bag and the 3rd air bag which were provided in the left insertion recessed part. (A) is the figure which showed the horizontal cross section of the massage apparatus for lower limbs, (b) is the schematic diagram which showed the horizontal cross section of the massage apparatus for lower limbs in the state in which the leg was inserted. It is the figure which showed the connection state of the air piping in the inside of the massage apparatus for lower limbs, and shows the air piping which connects a compressor-a 1st air bag. It is the figure which showed the connection state of the air piping in the inside of the massage apparatus for lower limbs, and shows the air piping which connects a compressor-a 3rd air bag. It is the figure which showed the connection state of the air piping in the inside of the massage apparatus for lower limbs, and shows the air piping which connects a compressor-a 2nd air bag and a 4th air bag.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 shows a chair type massage machine 2 provided with a lower limb massage device 1 according to the present invention.
This chair type massage machine 2 has a seat part 3 on which a user sits, a backrest part 4 provided at the rear part of the seat part 3, and a footrest part 5 provided at the front part of the seat part 3. Yes. In the case of this embodiment, this footrest part 5 is the lower limb massage apparatus 1.

Hereinafter, the chair type massage machine 2 is demonstrated on the basis of the direction seen from the user who sat on the chair type massage machine 2. FIG. That is, the description of the apparatus is advanced in accordance with the directions described in FIG. 1 and FIG.
The seat part 3 of the chair type massage machine 2 is arranged substantially horizontally so that the user can sit down on the upper surface. The seat portion 3 includes a frame body, a cushion provided on the frame body, and a cover that covers the frame body and the cushion from the outside. A leg (base frame) for installing the chair type massage machine 2 on the floor is provided at the lower part of the seat 3 so that the seat 3 is supported at a predetermined height by the leg. It has become.

On both the left and right sides of the seat portion 3, armrest portions 6 are provided. The armrest portion 6 is a plate-like member provided so as to stand with its bottom side on the floor surface. The upper side of the armrest portion 6 has a round and curved shape so that the user can easily place the elbow.
The backrest part 4 is a member provided on the rear side of the seat part 3 so that the user can lean from the back. The backrest part 4 is pivotally supported about a left-right axis provided on the rear side of the seat part 3 and is vertically supported by a reclining mechanism constituted by a linear actuator disposed in the leg body. It is possible to recline from a standing state to a horizontally falling state. In addition, a back massage mechanism (not shown) for performing massage operations such as squeezing and hitting is provided inside the backrest 4.

  The lower limb massage device 1 attached to the footrest 5, that is, the chair type massage machine 2, can be stored below the seat 3, and from the storage position below the seat 3 to the front of the seat 3. By advancing, it is possible to massage the user's lower limbs (leg C above the ankle and foot F below the ankle). Inside the lower limb massage device 1 is mounted a lower limb massage mechanism 10 that performs pressure massage on the user's lower limbs with an air bag (airbag).

  As shown in FIGS. 1 and 3, the lower limb massage apparatus 1 is formed with a pair of left and right insertion recesses 7 and 7 into which a user's lower limb can be inserted. That is, on the front surface of the lower limb massage apparatus 1, two insertion recesses 7 and 7 facing in the vertical direction are formed, and are provided at a predetermined interval on the left and right. The insertion recesses 7 and 7 have a pair of left and right side wall portions 8 and 8 formed so as to face each other in the left and right direction, and a bottom that connects the rear end sides of the pair of left and right side wall portions 8 and 8 in the left and right direction. It is comprised from the wall part 9. FIG.

When the lower limbs are inserted into the insertion recesses 7, 7, the user's lower limbs (the leg C above the ankle and below the knee and the foot F below the ankle) by the built-in massage mechanism 10 for the lower limb. Is sandwiched and pressed to give a massage. The insertion recesses 7 are covered with a cover such as a cloth.
2 and 4 show a lower limb massage mechanism 10 mounted in the lower limb massage apparatus 1.

The lower limb massage mechanism 10 has a plurality of airbags (airbags) capable of pressing and massaging the user's lower limbs, and is inflated by being supplied with air from the compressor 40 disposed below the seat portion 3. And contracts when the air is removed.
Specifically, the lower limb massage mechanism 10 includes a pair of left and right first air bags 20 disposed along the vertical direction on the side surface of the leg C (calf) inserted into the insertion recesses 7 and 7; It has a pair of left and right second air bags 21 arranged along the vertical direction on the back side of the leg C inserted in the insertion recesses 7, 7.

Specifically, the first air bag 20 and the second air bag 21 are “rectangular bags” or “elliptical bags” formed so as to store pressurized air. It is formed in a bellows shape so that it can expand greatly.
The first air bag 20 is attached to each of the pair of left and right side wall portions 8 and 8 so that the longitudinal direction thereof is the vertical direction. When air flows into the first air bag 20 and expands, the left and right sides of the leg C of the lower limb inserted into the insertion recess 7 are pressed and massaged. On the other hand, as shown in FIGS. 3 and 5, the bottom wall portion 9 of the insertion recesses 7, 7 is provided with a ridge 22 that is elongated in the vertical direction and protrudes forward. Further, a pair of left and right second air bags 21 are provided so as to protrude forward while sandwiching the ridge 22. That is, on the bottom wall portion 9 of the insertion recess 7, a protruding strip portion 22 extending in the vertical direction is formed between the pair of left and right second air bags 21.

  Specifically, as shown in FIG. 5, the rear end side of the second air bag 21 formed so as to extend in the vertical direction is interposed between the two protruding pieces 23 so as to be adjacent to the left and right sides of the ridge portion 22. The front end side of the second air bladder 21 is disposed so as to expand forward toward the side wall portion 8 of the insertion recess 7. That is, the front end portion of the second air bladder 21 has an inverted C shape so as to be wider than the width of the opening 44 on the rear end side.

  Since the protruding piece 23 for attaching the second air bag 21 is flexible, the second air bag 21 has a structure that can be slightly swung in the left-right direction. That is, the second air bag 21 is attached to the inner wall portion (bottom wall portion 9) of the insertion recesses 7 and 7 by the protruding piece 23 in a hinge structure. Since the pair of left and right second air bags 21 and 21 are arranged such that the protruding piece 23 (hinge portion) faces in the left-right direction, the second air bag 21 that faces the second air bag 21 expands. The air bag 21 can move in the separating direction and further spread forward.

Further, the rear part of the first air bag 20 and the front part of the second air bag 21 are arranged so as to overlap (overlap) in a side view.
On the other hand, as is apparent from FIGS. 2 and 3, the lower ends of the pair of left and right insertion recesses 7 and 7 are projected to the front side, and the insertion recesses 7 and 7 have a substantially boot shape in a side view. . On the inner side of the portion projecting forward of the insertion recesses 7 and 7 (front protrusion 24), the insertion recesses 7 and 7 are disposed so as to face in the front-rear direction along the side surface side of the foot F fitted into the insertion recesses 7 and 7. A pair of left and right third air bags 25 are provided. The 3rd air bag 25 is a rectangular bag body formed so that air can be stored, and is formed in a bellows shape so that it can expand | swell greatly. It expands when air is supplied from an air supply unit (not shown) (including an air compressor 40 and a valve), and contracts when air is extracted. The third air bladder 25 is disposed on each of the inner side walls 30, 30 facing in the left-right direction at the front overhanging portion 24 of the insertion recess 7.

  As shown in FIGS. 2 to 4 and the like, the fourth air bag 27 that presses the bottom surface of the foot F fitted in the insertion recess 7 on the lower side wall 31 of the front overhanging portion 24 of the insertion recess 7. Is provided. The fourth air bag 27 is a rectangular bag body formed so as to be able to store air, and is formed in a bellows shape so as to be greatly inflated. The fourth air bag 27 is positioned between the third air bags 25 and 25 arranged in a pair of left and right. A thick plate 28 is disposed above the fourth air bladder 27 so as to be in contact with the fourth air bladder 27. A plurality of protrusions 29 are formed on the upper surface of the pressing plate 28.

As is clear from FIG. 4, the front portion of the thick plate 28 is hinged to the lower side wall of the front overhanging portion 24 of the insertion recess 7. Therefore, when air is supplied to the fourth air bag 27 and greatly inflated, the rear side of the thick plate 28 rises, and the protrusion 29 formed on the upper surface of the thick plate 28 is used by the user. It becomes possible to massage by pressing the sole of the foot from below.
According to the lower limb massage device 1 having the above-described configuration, the first air bag 20 and the second air bag 21 are inflated and contracted so that the leg C can be effectively massaged. Become. In particular, when the user's lower limb is fitted in the insertion recesses 7, the rear side of the leg C abuts on the ridge 22 and does not go backward any further. In this state, since the second air bladder 21 presses the rear side of the leg C from the left and right, the user can receive a comfortable massage such that the rear side of the leg C is picked from the left and right. Become.

Further, by inflating and contracting the third air bags 25, 25 arranged in a pair of left and right, it is possible to receive a comfortable massage such that the foot F is sandwiched from the side. In cooperation with the expansion of the third air bladder 25, the fourth air bladder 27 is inflated, so that the back massage of the foot F can be performed.
In the case of this embodiment, each insertion recess 7, 7 is divided into two in the vertical direction, and the lower portion 33 of the insertion recess 7 is configured to be slidable in the vertical direction with respect to the upper portion 32. Yes. In addition, the lower portion 33 is biased by the biasing means (spring means) (not shown) so as to be close to the upper portion 32. With this configuration, the user can kick out the foot F, and the lower portion 33 can be separated from the upper portion 32 (the insertion recess 7 is extended) against the urging force of the urging means. By doing in this way, it becomes possible to respond to the user's lower limbs of various physiques.

In the case of this embodiment, the first air bag 20 and the second air bag 21 are provided in the upper portion 32 of the insertion recess 7, and the third air bag 25 is provided in the lower portion 33 of the insertion recess 7. A fourth air bag 27 is provided.
In the lower limb massage device 1 described above, the first air bag 20 to the fourth air bag 27 are inflated and contracted, so that the leg C can be effectively massaged.

 By the way, in the footrest part 5, that is, in the massage device 1 for the lower limbs, air is supplied to the first air bag 20, the second air bag 21, the third air bag 25, and the fourth air bag 27. An air supply pipe (air pipe 41) is provided. In addition, a plurality of electromagnetic valves 42 that distribute or block air to the first air bag 20 to the fourth air bag 27 are provided.

In the case of the present embodiment, three electromagnetic valves 42 are provided, and are provided inside the lower limb massage apparatus 1 so as to be lined up and down between the right insertion recess 7 and the right insertion recess 7. Yes.
As shown in FIGS. 6-8, the air piping which supplies air to the 1st air bag 20-the 4th air bag 27 from the compressor 40 provided under the seat part 3, ie, the chair type massage machine 2 side. Reference numeral 41 denotes a single air pipe 41, and this single air pipe 41 (external pipe 43) is in the vicinity of the front and rear rocking shaft or rotating shaft of the lower limb massage device 1, in other words, the footrest portion 5. It is introduced into the inside of the lower limb massage apparatus 1 through the opening 44 provided in the side portion of the lower limb. A front-rear rocking shaft or a rotation shaft passes through the center of the opening 44.

Thereafter, one external pipe 43 passes through the inside of the lower limb massaging apparatus 1 and is connected in series to each electromagnetic valve 42A, 42B, 42C from below the electromagnetic valve.
FIG. 6 is a diagram showing a connection state of the air pipe 41 inside the lower limb massage apparatus 1, and shows only the air pipe 41 connecting the compressor 40 to the first air bag 20.

As shown in FIG. 6, an air pipe 41 (inner pipe 45) extending to the air bag extends from the electromagnetic valve 42 </ b> A provided at the top, and the side wall 8 of the insertion recesses 7, 7 provided in a pair on the left and right. , 8 connected to the first air bag 20 (the first air bags 20, 20 corresponding to the right leg C, the first air bags 20, 20 corresponding to the left leg C). It is like that.
Therefore, by opening the electromagnetic valve 42 </ b> A, the air supplied from the compressor 40 via the external pipe 43 is supplied to the first air bag 20 through the internal pipe 45. The first air bag 20 is inflated by the supplied air, and the side portions of the left and right leg portions C are pressed and massaged. By closing the electromagnetic valve 42A, the inflated state of the first air bag 20 can be maintained, and by operating the electromagnetic valve 42A to bring the first air bag 20 into communication with the outside, the first air bag 20 The bag 20 can be shrunk.

FIG. 7 is a view showing a connection state of the air pipe 41 inside the lower limb massage apparatus 1, and shows only the air pipe 41 connecting the compressor 40 to the third air bag 25.
As shown in FIG. 7, an air pipe 41 (inner pipe 45) extending to the air bag extends from the electromagnetic valve 42 </ b> B that is disposed second from the top, and in front of the insertion recesses 7 and 7 provided in a pair on the left and right. A third air bag 25 arranged in the overhanging portion 24 (third air bags 25, 25 corresponding to the right foot F, third air bags 25, 25 corresponding to the left foot F) It has come to be connected to.

  Therefore, by opening the electromagnetic valve 42B, the air supplied from the compressor 40 via the external pipe 43 is supplied to the third air bag 25 through the internal pipe 45. The third air bladder 25 is inflated by the supplied air, and the side portions of the left and right feet F are pressed and massaged. By closing the solenoid valve 42B, the inflated state of the third air bladder 25 can be maintained, and by operating the solenoid valve 42B to bring the third air bladder 25 into communication with the outside, the third air bladder 25 can be maintained. The bag 25 can be contracted.

FIG. 8 is a view showing a connection state of the air pipe 41 inside the lower limb massage apparatus 1, and only the air pipe 41 connecting the compressor 40 to the second air bag 21 and the fourth air bag 27 is shown. It is shown.
As shown in FIG. 8, an air pipe 41 (inner pipe 45) extending to the air bag 2 extends from the solenoid valve 42 </ b> C disposed at the bottom, and side wall portions of the insertion recesses 7 and 7 provided in a pair on the left and right. 8 and 8 to the second air bag 21 (second air bags 21 and 21 corresponding to the right leg C, second air bags 21 and 21 corresponding to the left leg C). It is supposed to be connected.

The internal piping 45 extending from the electromagnetic valve 42C to the second air bladder 21 branches in the middle, and is also connected to the fourth air bladder 27 provided on the lower side wall 31 of the front overhanging portion 24 of the insertion recess 7. It is like that.
Therefore, by opening the electromagnetic valve 42 </ b> C, the air supplied from the compressor 40 via the external pipe 43 is supplied to the second air bladder 21 through the internal pipe 45. The second air bladder 21 is inflated by the supplied air, and the back surfaces of the left and right legs C are pressed and massaged. By closing the electromagnetic valve 42C, the inflated state of the second air bladder 21 can be maintained, and by operating the electromagnetic valve 42C to bring the second air bladder 21 into communication with the outside, The bag 21 can be contracted.

  In addition, by opening the electromagnetic valve 42C, the air supplied from the compressor 40 via the external pipe 43 is supplied to the fourth air bag 27 through the internal pipe 45. The fourth air bladder 27 is inflated by the supplied air, and the bottom portions of the left and right foot portions F are pressed and massaged. By closing the electromagnetic valve 42C, the expanded state of the fourth air bladder 27 can be maintained, and by operating the electromagnetic valve 42C to bring the fourth air bladder 27 into communication with the outside, The bag 27 can be contracted.

  As described above, the chair-type massage machine 2 of the present invention has the lower limb massage device 10 inside the lower limb massage device 1, that is, the footrest portion 5, and the lower limb massage mechanism 10 includes the insertion recess 7. The first air bag to the fourth air bag arranged on the inner side of the footrest part 5, and one air pipe 41 (external pipe 43) introduced into the footrest part 5 branches in the footrest part 5. In addition, a branch pipe (internal pipe 45) is provided via the electromagnetic valve 42, and the internal pipe 45 is connected to each of the first air bag 20 to the fourth air bag 27.

  With such a configuration, it is not necessary to bundle a plurality of air pipes 41 corresponding to the number of air bags and to guide the massage apparatus 1 for the lower limbs from the main body side of the chair type massage machine 2 as in the conventional case. 41 is very easy to handle. Since there is one external pipe 43 in the present embodiment and it is arranged to pass through the vicinity of the swing axis of the lower limb massage apparatus 1, the air pipe 41 is more than necessary due to the swing of the lower limb massage apparatus 1. Therefore, it is possible to avoid the risk of twisting or the air pipe 41 being crushed or broken.

  In addition, the electromagnetic valves 42A, 42B, and 42C that control the air supplied to the air bags are disposed adjacent to the first air bag 20 to the fourth air bag 27, so that the electromagnetic valves 42A, 42B, and 42C. There is no delay (control delay) in the time from when the first air bag 20 to the fourth air bag 27 are actually inflated. In addition, since the number of the external pipes 43 is one, the volume of the pipes from the compressor 40 to the air bags 20, 21, 25, and 27 is very small as compared with the conventional one (small volume). . Therefore, the compressor 40 does not need to have a large capacity, and can have a capacity substantially the same as the capacity of the air bags 20, 21, 25, 27, thereby reducing the size and cost of the compressor 40. Can be planned.

  It should be thought that embodiment disclosed this time is an illustration and restrictive at no points. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

DESCRIPTION OF SYMBOLS 1 Massage apparatus for lower limbs 2 Chair type massage machine 3 Seat part 4 Backrest part 5 Footrest part 6 Armrest part 7 Insertion recessed part 8 Side wall part 9 Bottom wall part 10 Lower limb massage mechanism 20 1st air bag 21 2nd air bag 22 Protruding section 23 Projecting piece 24 Front projecting section 25 Third air bag 27 Fourth air bag 28 Thick plate 29 Protrusion 30 Inner side wall 31 Lower side wall 32 Upper part 33 Lower part 40 Compressor 41 Air piping 42 Solenoid valve 43 External piping 44 Opening 45 Internal piping C Leg F Foot

Claims (6)

A seat part, a backrest part provided behind the seat part, a compressor provided on the seat part side or the backrest part side, and swingable and / or pivotable at the front part of the seat part In a chair type massage machine comprising: a lower limb massager that massages a lower limb of a user seated on the seat by having a plurality of air bags attached and inflated by air from the compressor;
A chair-type massage machine, wherein air pipes for supplying air from the compressor to a plurality of air bags are introduced into the lower limb massage device with a number smaller than the number of air bags installed.   The chair type massage machine according to claim 1, wherein one air pipe for supplying air from the compressor to the plurality of air bags is introduced into the lower limb massage apparatus.   The air pipe is introduced into the lower limb massage device so as to pass through the vicinity of the swing axis or the rotation axis of the lower limb massage device with respect to the seat portion. The chair type massage machine as described in. The lower limb massage device includes a left and right pair of insertion recesses into which a user's lower limb can be inserted, a lower limb massage mechanism that is provided on the inner wall of the insertion recess and massages the inserted lower limbs, With
The lower limb massage mechanism has a first air bag to an Nth air bag arranged inside the insertion recess,
The air piping introduced into the lower limb massage device is branched in the lower limb massage device, and the branched branch piping is connected to each of the first air bag to the Nth air bag. The chair type massage machine according to any one of claims 1 to 3.   The air piping introduced into the lower limb massage device is connected to each of the first air bag to the Nth air bag via an electromagnetic valve provided in the lower limb massage device. The chair type massage machine of Claim 4 characterized by these.   The chair type massage machine according to claim 5, wherein the expansion and contraction of the plurality of air bags is controlled by controlling the electromagnetic valve.

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