JP2015177938A - massage machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a massage machine that enables smooth performance of operations from seating to the start of a massage without providing a feeling of discomfort when a user seats himself/herself, while adopting a mechanical massage mechanism for a seat part.SOLUTION: A massage machine includes a seat part 2, a back board part 3 that can be reclined and that is provided in the rear of the seat part 2, and a massage mechanism 8 that is provided in the seat part 2 to massage a user's hip or femoral regions. The massage mechanism 8 ascends with respect to the seat part 2 in such a manner as to interlock with backward reclining of the back board part 3.

Description

  The present invention relates to a massage machine.

  2. Description of the Related Art Conventionally, there is known a chair-type massage apparatus that massages a thigh by sandwiching it from the left and right by a mechanical thigh pinching mechanism provided in a seat. This chair-type massage device can be changed in posture between an operation posture protruding from the upper surface of the seat portion and a retracted posture immersing from the upper surface of the seat portion by operating the operating means. Therefore, when the user is seated, the thigh pinching mechanism is set to the retracted posture so that the seating operation is performed smoothly (see, for example, FIGS. 8 and 9 of Patent Document 1).

JP 2004-321318 A

  By the way, when using a massage machine, it is usual to sit down with the backrest portion standing, and then recline the backrest portion backward to start the massage. Therefore, when using the chair-type massage device disclosed in Patent Document 1, sit down with the backrest standing and the thigh pinching mechanism in the retracted position, and then the backrest In addition to reclining backward, the actuating means is actuated to start the massage with the thigh pinching mechanism in the actuated posture, and there is a problem that the operation is troublesome. Therefore, the present invention has been made to solve the above-described problems, and while adopting a mechanical massage mechanism in the seat portion, there is no discomfort when sitting, and smooth from the sitting to the start of massage. It aims at providing the massage machine which can be performed.

The present invention has a seat, a reclining backrest provided at the rear of the seat, and a massage mechanism for massaging the user's buttocks or thighs provided on the seat. The massage mechanism is configured to rise with respect to the seat portion in conjunction with reclining backward of the backrest portion.
By adopting such a configuration, it is possible to eliminate the unpleasant feeling that the treatment portion comes into strong contact with the massage mechanism when sitting, and to perform smoothly from the sitting to the start of massage.

Moreover, it is preferable that the said backrest part is provided with the pushing part which pushes the said massage mechanism from the downward direction.
By adopting such a configuration, it is not necessary to separately provide driving means for moving the massage mechanism up and down, which is efficient.

Moreover, it is preferable that the said massage mechanism can be rotated up and down by using the front side as a fulcrum.
By setting it as such a structure, the lower part side of a backrest part will rotate upwards by reclining, and the thing for pushing operation with respect to the massage mechanism by a pushing part is transmitted effectively.

In addition, a drive mechanism that raises the massage mechanism, a backrest part, and a control part that controls the operation of the drive mechanism, the control part is interlocked with reclining back of the backrest part. It is preferable to control the operation of the backrest and the drive mechanism to raise the massage mechanism.
By adopting such a configuration, it is possible to eliminate the unpleasant feeling that the treatment portion comes into strong contact with the massage mechanism when sitting, and to perform smoothly from the sitting to the start of massage.

Moreover, it is preferable that the said massage mechanism has a motor, the drive shaft rotated by the drive of the said motor, and the treatment element which gives a massage effect to a treatment part by rotation of the said drive shaft.
By setting it as such a structure, it can massage by operating a treatment element by a motor drive.

Moreover, it is preferable that the treatment element is attached to be inclined with respect to the drive shaft so as to swing left and right.
By setting it as such a structure, it is possible to perform a stagnation operation on the treatment site.

Moreover, it is preferable that the said treatment element is eccentrically attached with respect to the said drive shaft so that it may advance / retreat with respect to a to-be-treated part.
By setting it as such a structure, a finger pressure or a tapping operation | movement can be performed with respect to a to-be-treated part.

The massage mechanism includes a pair of left and right inner treatment elements arranged opposite to the back of the thigh, and a pair of right and left outer treatment elements provided on the outer side of the inner treatment element. Preferably, the inner treatment element advances and retreats at least with respect to the treatment portion, and the outer treatment element swings at least left and right.
By setting it as such a structure, a finger pressure or a tapping operation | movement can be performed with respect to the back surface of a thigh by an inner side treatment element, and a cramping operation | movement can be performed with respect to a buttocks or a thigh by an outer side treatment element.

Moreover, it is preferable that the said treatment element is provided with several protrusion along the outer edge.
By adopting such a configuration, a sense like acupressure can be given by rotating or swinging the treatment element from side to side, and the sensation is improved.

Further, the present invention provides a chair body having a seat portion and a reclining backrest portion provided at a rear portion of the seat portion, a leg frame that supports the chair body, and a use provided in the seat portion. A massage mechanism for massaging a person's buttocks or thighs, and a link having one end connected to the massage mechanism and the other end connected to either the backrest or the leg frame The massage mechanism is connected to either the backrest portion or the leg frame so as to be rotatable, and is configured to rise with respect to the seat portion in conjunction with reclining backward of the backrest portion. It is characterized by being.
By adopting such a configuration, it is possible to eliminate the unpleasant feeling that the treatment portion comes into strong contact with the massage mechanism when sitting, and to perform smoothly from the sitting to the start of massage. In addition, the massage mechanism can be moved up and down stably. Moreover, since the massage mechanism is connected to the backrest and the leg frame, it is possible to ensure sufficient strength against the load from the user.

Further, the massage mechanism is connected to the lower part of the backrest part through a left-right pivot, and the link has a front side connected to the leg frame and a rear side connected to the massage mechanism. Preferably it is.
By setting it as such a structure, when a backrest part reclines back, the lower part will raise, moving forward. Therefore, in conjunction with the reclining of the backrest portion, the massage mechanism can be moved forward while being moved, and massage can be performed at a position suitable for the reclining posture.

  ADVANTAGE OF THE INVENTION According to this invention, it can carry out smoothly from a seating to a massage start, without giving discomfort when sitting, employing a mechanical massage mechanism in a seat part.

It is a perspective view of a massage machine concerning one embodiment of the present invention. It is a side view of a massage machine of a standing posture. It is a side view of a massage machine of a reclining posture. It is a perspective view of a leg frame. It is a perspective view of a leg frame, omitting an upper wall part and a left side wall part. It is a top view of a leg frame and a massage mechanism. It is a perspective view of a massage mechanism. It is a front view which shows the use condition of a massage mechanism. It is a front view which shows the principal part of a massage mechanism. It is a side view of an inner side treatment element. The treatment element which concerns on other embodiment is shown, (a) is a front view, (b) is a side view. It is a side view of the massage machine of the reclining attitude | position which concerns on other embodiment of this invention. It is a perspective view of the massage machine concerning other embodiments of the present invention. It is a side view of a massage machine of a standing posture. It is a side view of a massage machine of a reclining posture.

[overall structure]
Hereinafter, the whole structure of the massage machine 1 of this invention is demonstrated. FIG. 1 is a perspective view of a massage machine 1 according to an embodiment of the present invention. FIG. 2 is a side view of the massage machine 1 in a standing posture. FIG. 3 is a side view of the massage machine 1 in the reclining posture.
In addition, the concept of the direction used in the following description shall be the same as the concept of the direction when viewed from the user seated on the massage machine 1 in the standing posture shown in FIG. 1 and FIG. It shall be.

  As shown in FIG. 1, the massage machine 1 of the present invention mainly includes a seat 2 on which a user is seated, a backrest 3 on which a user can recline provided at the rear of the seat 2, and a seat. The footrest 4 that supports the user's legs and feet provided on the front part of the part 2 so as to be able to swing up and down, and the armrest part on which the user is provided on both the left and right sides of the seat part 2 to place the arm part 5 and a leg frame 6 that supports the seat portion 2 and is installed on the floor surface.

  As shown in FIG. 1, a massage unit 7 is provided in the backrest portion 3 as a massage means configured to be movable up and down along the height direction and massage the back of the user. The massage unit 7 has the treatment element 7a which makes a pair on the left and right. The pair of treatment elements 7a can be moved close to and away from each other to perform massage massage, and the pair of treatment elements 7a can alternately move forward and backward to perform tapping massage.

  As shown in FIG. 1, the seat part 2 is comprised by the upper wall part 66 which comprises the leg frame 6 mentioned later for details, and the cushion material 12 which consists of urethane etc. which were mounted in the upper wall part 66. As shown in FIG. . Moreover, the seat part 2 is provided with a mechanical massage mechanism 8 as a massage means for massaging the buttocks or thigh as a treatment part. Although details will be described later, this massage mechanism 8 is provided corresponding to the treatment element 30 (inner treatment element 30a) that is paired on the left and right sides corresponding to the inside of the treatment part and the outside of the treatment part. The left and right treatment elements 30 (outer treatment elements 30b) are paired (see FIG. 7). These treatment elements 30 swing in the left-right direction to perform a kneading operation, and can advance or retreat with respect to the treatment portion to perform a finger pressure or a tapping operation. The footrest 4 is provided with an air cell 9 as a massage means that expands and contracts by air supply / exhaust and massages corresponding portions. The leg frame 6 is provided with an air supply / exhaust device 10 (see FIG. 2) including a pump and a valve for supplying and exhausting air to and from the air cell 9.

  As shown in FIGS. 2 and 3, the backrest portion 3 is provided in the front-rear direction about the rotation axis C <b> 1 with respect to the seat portion 2 by the linear motion type actuator 11 provided below the seat portion 2 and extending in the front-rear direction. The footrest 4 is configured to be swingable in the vertical direction with respect to the seat portion 2 about the rotation axis C2. The backrest portion 3 and the footrest 4 are configured to move in conjunction with each other by the link member 13. The backrest portion 3 rises and the footrest 4 descends (see FIG. 2), and the backrest portion 3. Can be stopped at an arbitrary position between the reclining posture (refer to FIG. 3) in which the footrest 4 is raised by reclining.

  This massage machine 1 is provided with a control unit 14 composed of a programmable microcomputer or the like, and according to an instruction from an operating device (not shown) by a user or a predetermined program, the massage unit 7 and the massage described above. The operation of the mechanism 8, the air supply / exhaust device 10, and the actuator 11 is controlled.

[Composition of leg frame]
Hereinafter, the configuration of the leg frame 6 will be described. FIG. 4 is a perspective view of the leg frame 6. FIG. 5 is a perspective view of the leg frame 6 with the upper wall portion 66 and the left side wall portion 64 omitted.
As shown in FIG. 4, the leg frame 6 includes a bottom wall portion 63 placed on the floor surface, side wall portions 64 erected from the left and right sides of the bottom wall portion 63, and a front portion of the bottom wall portion 63. The front wall portion 65 is provided, and the upper wall portion 66 is provided at a predetermined distance from the bottom wall portion 63 in the vertical direction. Each of these wall parts 63-66 is comprised with resin shape | molded by blow molding into the plate shape.

  As shown in FIG. 5, the leg frame 6 has a rear frame 80 that supports the backrest portion 3 so as to be reclining. The rear frame 80 is a member made of a substantially U-shaped metal in a front view, and on the inner side surface of each wall portion across the left and right side wall portions 64 and the bottom wall portion 63 behind the front wall portion 65. Is provided. The rear frame 80 is fixed to the left and right side wall portions 64 and the bottom wall portion 63 with screws or the like. The rear frame 80 has bearing portions 81 that pivotally support the backrest portion 3 on the upper left and right.

  As shown in FIG. 5, the leg frame 6 has an upper frame 90 that supports the footrest 4 in a vertically swingable manner above the front portion thereof. The upper frame 90 is a member made of metal, and is provided at the left and right ends of the connecting portion 91 and a connecting portion 91 extending in the left-right direction connecting the left and right side wall portions 64 behind the front wall portion 65. A bracket 92 that pivotally supports the footrest 4 and a bracket 93 that pivotally supports the actuator 11 provided at a substantially central portion on the left and right sides of the connecting portion 91. The upper frame 90 is fixed to the left and right side wall portions 64 with screws or the like.

[Composition of massage mechanism]
Hereinafter, the configuration of the massage mechanism 8 will be described. FIG. 6 is a plan view of the leg frame 6 and the massage mechanism 8. FIG. 7 is a perspective view of the massage mechanism 8. FIG. 8 is a front view showing a use state of the massage mechanism 8. FIG. 9 is a front view showing a main part of the massage mechanism 8. FIG. 10 is a side view of the inner treatment element 30a. 7 to 10, the base frame 31 is omitted.

  As shown in FIGS. 6 to 8, the massage mechanism 8 mainly includes a base frame 31, a motor 32, a drive shaft 33 that rotates by driving of the motor 32, and a plurality of treatment elements 30 provided on the drive shaft 33. , And is provided on the seat portion 2. The massage mechanism 8 has a front portion of the base frame 31 attached to the leg frame 6 (upper wall portion 66) via a hinge 34 so as to be rotatable about a rotation axis C3 in the left-right direction. With respect to the front side, it can be pivoted in the vertical direction. Further, as shown in FIGS. 2 and 3, a pushing portion 35 protruding forward is provided at the lower portion of the backrest portion 3. The pushing portion 35 includes an arm 36 that extends forward, and a roller 37 that is provided at the tip of the arm 36 and rotates about a left-right axis.

  As shown in FIGS. 2 and 3, as the backrest part 3 reclines backward, the roller 37 rolls on the lower surface of the base frame 31, and the pushing part 35 pushes up the massage mechanism 8 from below. Yes. That is, this massage mechanism 8 rises with respect to the seat portion 2 in conjunction with the reclining back of the backrest portion 3, and interlocks with the standing up of the backrest portion 3 in front of its own weight and the user. It is comprised so that it may descend | fall with respect to the seat part 2 with a load. Further, the massage mechanism 8 is configured to rotate upward with the front side as a fulcrum, so that the push operation by the lower side of the backrest portion 3 that rotates upward is effectively transmitted.

  By the way, when using the massage machine 1, it is normal to sit in an upright state with the backrest part 3 upright, and then start the massage by reclining the backrest part 3 backward. In the configured massage mechanism 8, the massage mechanism 8 is lowered when the backrest 3 is standing, so that the buttocks or thighs come into strong contact with the treatment element 30 when sitting. It does not give a sense of discomfort. In addition, since the massage mechanism 8 rises in conjunction with the reclining of the backrest portion 3, itching operation, acupressure operation, or tapping operation with the protruding treatment element 30 in strong contact with the buttocks or thigh Etc. can be massaged. In this way, it can be performed smoothly from sitting to the start of massage.

  As shown in FIG. 6, a drive shaft 33 whose axial direction is the left-right direction is supported on the base frame 31 by a fixing portion 42 so as to be rotatable. The drive shaft 33 is linked to the motor 32 via a speed reducer 38 fixed to the base frame 31, and can rotate when the motor 32 is driven. A plurality (four in this embodiment) of treatment elements 30 formed in a ring shape are attached to the drive shaft 33. More specifically, an inner treatment element 30a that is paired to be positioned on the left and right inner sides, and an outer treatment element 30b that is paired to be positioned on the left and right outer sides of each inner treatment element 30a are connected to the drive shaft 33. It is attached like a skewer. As shown in FIG. 7, the inner treatment element 30a is disposed to face the back surface of the thigh, and the outer treatment element 30b is disposed to face the back surface or the outer surface of the buttocks or thigh.

  The inner treatment element 30a is attached to the drive shaft 33 via an eccentric cam 39 provided on the drive shaft 33 so as to be integrally rotatable. Accordingly, when the drive shaft 33 rotates, the inner treatment element 30a reciprocates in the vertical direction while rotating around the horizontal axis. That is, the inner pressure treatment element 30a advances and retreats with respect to the thigh which is the treatment portion, so that the acupressure or tapping operation can be performed via the cushion material 12.

  The outer treatment element 30b is attached to the drive shaft 33 via an eccentric inclined cam 40 that is provided on the drive shaft 33 so as to be integrally rotatable. As shown in FIG. 9, the eccentric inclined cam 40 has a cam surface 40a inclined with respect to the drive shaft in a front view, and an outer treatment element 30b is attached to the cam surface 40a. And the outer side treatment element 30b which makes a pair is inclined and provided in the mutually opposite direction so that it may become a substantially square shape in front view. Therefore, when the drive shaft 33 rotates, the outer treatment element 30b reciprocates in the vertical direction while rotating and swings in the horizontal direction. That is, when the outer treatment element 30b advances and retreats with respect to the buttocks or thigh as the treatment part, it is possible to perform acupressure or tapping operation through the cushion material 12. Further, when the outer treatment element 30b is moved closer to and away from the opposite inner treatment element 30a, the left and right thighs can be squeezed via the cushion material 12, and the pair of outer treatment elements 30b. When 30b approaches and separates from each other, it is possible to perform a kneading operation with respect to the heel portion via the cushion material 12.

Hereinafter, another embodiment of the treatment element 30 will be described by exemplifying the inner treatment element 30a. FIG. 11 shows a treatment element 30 according to another embodiment, wherein (a) is a front view and (b) is a side view.
As shown in FIG. 11, the treatment element 30 is preferably provided with a plurality of protrusions 41 along its outer edge. The protrusion 41 protrudes in the left-right direction and / or the center in the radial direction. Therefore, intermittent acupressure operation can be performed by the drive shaft 33 rotating and the treatment element 30 rotating around the left-right axis. In addition, when the treatment element 30 is attached to the drive shaft 33 via the eccentric inclined cam 40, the treatment element 30 swings in the left-right direction, so that a feeling like acupressure can be given in addition to the greasing operation. . In addition, this treatment element 30 can be applied as both the inner treatment element 30a and the outer treatment element 30b.

[Composition of massage machine concerning other embodiments]
Hereinafter, a massage machine 100 according to another embodiment of the present invention will be described. FIG. 12 is a side view of a massage machine 100 in a reclining posture according to another embodiment of the present invention.
In addition, in the massage machine 100 which concerns on other embodiment, the point which is fundamentally different from the massage machine 1 which concerns on embodiment mentioned above has the drive mechanism 50 which raises the massage mechanism 8 with respect to the seat part 2. FIG. Is a point. Since the other structure is the same as the massage machine 1, the same code | symbol is attached | subjected below and the description is abbreviate | omitted.

  As shown in FIG. 12, the massage machine 100 of the present invention has a drive air cell 50 as a drive mechanism that raises the massage mechanism 8 relative to the seat 2. The driving air cell 50 is provided between the upper wall portion 66 constituting the leg frame 6 and the base frame 31 constituting the massage mechanism 8, and expands and pushes up the massage mechanism 8 when air is supplied. It is configured as follows. Expansion and contraction of the driving air cell 50 is controlled by the control unit 14. In the massage mechanism 8, as in the massage machine 1, the front portion of the base frame 31 is attached to the leg frame 6 (upper wall portion 66) via a hinge 34 so as to be rotatable by a left-right rotation axis C 3. And can be rotated in the vertical direction with the front side as a fulcrum with respect to the seat portion 2.

  The control unit 14 is configured to control the operation of the backrest unit 3 and the drive mechanism 50 so as to raise the massage mechanism 8 in conjunction with the reclining operation to the back of the backrest unit 3. That is, for example, when the user operates an operating device (not shown) to instruct the reclining portion 3 to perform a reclining operation backward, the control unit 14 operates the driving air cell in conjunction with the operation of the backrest portion 3. The actuator 11 and the air supply / exhaust device 10 are controlled so that 50 expands. Further, the actuator 11 and the air supply / exhaust device 10 are controlled so that the driving air cell 50 contracts in conjunction with the standing of the backrest portion 3 in the forward direction. In the massage machine 100 configured as described above, it is possible to perform smoothly from the seating to the start of the massage, similarly to the massage machine 1 described above.

[Composition of massage machine concerning other embodiments]
Hereinafter, a massage machine 200 according to another embodiment of the present invention will be described. FIG. 13 is a perspective view of a massage machine 200 according to another embodiment of the present invention. FIG. 14 is a side view of the massage machine 200 in a standing posture. FIG. 15 is a side view of the massage machine 200 in the reclining posture. In FIG. 13, the seat 2, the footrest 4, and the right side wall 64 are omitted in view of visibility.
In addition, in the massage machine 200 which concerns on other embodiment, about the structure same as the massage machine 1 which concerns on embodiment mentioned above, the same code | symbol is attached | subjected and the description is abbreviate | omitted.

  As shown in FIGS. 13 to 15, the massage machine 200 of the present embodiment is mainly composed of a seat portion 2 on which a user is seated and a backrest portion on which a user can lean on the rear portion of the seat portion 2 so as to recline. 3 and a footrest 4 that supports a leg and a foot of a user provided on the front portion of the seat 2 so as to be able to swing up and down, and a chair body 15 that supports the chair body 15 and on the floor surface. And a leg frame 16 to be installed. As shown in FIGS. 14 and 15, the seat portion 2 is configured by an upper wall portion 66 that constitutes the leg frame 16, and a cushion material 12 made of urethane or the like placed on the upper wall portion 66. Moreover, the seat part 2 is provided with a mechanical massage mechanism 8 as a massage means for massaging the buttocks or thigh as a treatment part.

  As shown in FIGS. 14 and 15, the backrest portion 3 is arranged in the front-rear direction with respect to the seat portion 2 about the rotation axis C <b> 1 by the linear actuator 11 provided below the seat portion 2 and extending in the front-rear direction. The footrest 4 is configured to be swingable in the vertical direction with respect to the seat portion 2 about the rotation axis C2. The backrest part 3 and the footrest 4 are configured to move in conjunction with each other by the link member 13. The backrest part 3 stands up (see FIG. 14) when the backrest part 3 stands and the footrest 4 descends, and the backrest part 3. Can be stopped at an arbitrary position between the reclining posture (refer to FIG. 15) in which the footrest 4 is raised by reclining.

  The leg frame 16 is provided at a predetermined distance in the vertical direction from the bottom wall portion 63 placed on the floor surface, the side wall portions 64 erected from the left and right sides of the bottom wall portion 63, and the bottom wall portion 63. And an upper wall portion 66 formed. Each of these wall parts 63, 64, 66 is made of a resin molded into a plate shape by blow molding. In addition, the leg frame 16 has an upper frame 90 that supports the footrest 4 so as to be swingable up and down at the upper front part thereof. The upper frame 90 is a member made of metal, a connecting portion 91 extending in the left-right direction that connects the left and right side wall portions 64, a bracket 92 that pivotally supports the footrest 4 provided in the connecting portion 91, And a bracket 93 that pivotally supports the actuator 11 provided at a substantially central portion on the left and right sides of the connecting portion 91. The upper frame 90 is fixed to the left and right side wall portions 64 with screws or the like.

  The massage mechanism 8 mainly includes a base frame 31, a motor 32, a drive shaft 33 that rotates by driving of the motor 32, and a plurality of treatment elements 30 provided on the drive shaft 33. 2 is provided. The massage mechanism 8 is connected to the backrest 3. More specifically, the bracket 17 is attached to the lower part of the backrest part 3, and the rear part of the base frame 31 is supported by the bracket 17 by the rotation axis C4 in the left-right direction.

  The leg frame 16 is provided with a link 18 having one end connected to the massage mechanism 8 and the other end connected to the leg frame 16. More specifically, the bracket 19 is attached to the connecting portion 91, and the front side of the link 18 is supported on the bracket 19 by a rotation axis C <b> 5 in the left-right direction. The rear side of the link 18 is connected to the front side of the base frame 31 via a rotation axis C6 in the left-right direction.

  In the massage machine 200 configured in this way, as the backrest part 3 reclines backward, the rotating shaft C4 rises while moving forward, and the distance between the rotating shafts C4 and C5 becomes shorter. As a result, the rotation axis C6 rises. Accordingly, the massage mechanism 8 rises while moving forward in conjunction with the reclining of the backrest 3 backward. Therefore, it is possible to eliminate the unpleasant feeling that the treatment portion comes into strong contact with the massage mechanism 8 when sitting, and to perform smoothly from the sitting to the start of massage.

  Moreover, since the massage mechanism 8 rises while moving forward in conjunction with the reclining of the backrest 3, it is possible to massage at a position suitable for the reclining posture. That is, it is possible to cope with the forward movement of the buttocks and thighs accompanying reclining to the back of the backrest 3. Moreover, since the massage mechanism 8 is connected to the backrest part 3 on the rear side and connected to the leg frame 16 via the link 18, the massage mechanism 8 can be moved up and down stably, Sufficient strength can be ensured against the load from the user.

  In the massage machine 200 described above, the connection relationship between the massage mechanism 8 and the link 18 may be reversed, the massage mechanism 8 may be connected to the leg frame 16, and the link 18 may be connected to the backrest 3. . More specifically, the front side of the massage mechanism 8 is connected to the connecting portion 91 via the rotation axis C5. Further, the rear side of the link 18 is connected to the backrest part 3 via the rotation axis C4, and the front side of the link 18 is connected to the massage mechanism 8 via the rotation axis C6. With such a configuration, in conjunction with the reclining of the backrest 3 to the rear, the massage mechanism 8 rises on the rear side about the rotation axis C5.

Moreover, the massage machine of this invention is not restricted to the form to show in figure, The thing of another form may be sufficient within the scope of this invention.
For example, in the above-described embodiment, the case where the driving air cell 50 is used as the driving mechanism for raising the massage mechanism 8 has been described. However, instead of the driving air cell 50, an actuator driven by a motor may be employed. Or the structure which reclining back and forth may be sufficient as the seat part 2 and the backrest part 3 united. In this case, like the massage machine 100, it is preferable to provide the drive mechanism 50 between the leg frame 6 and the massage mechanism 8 to move the massage mechanism 8 up and down. Alternatively, the massage mechanism 8 may be movable in the height direction, and in such a configuration, a wide range from the buttocks to the thigh can be massaged.

  INDUSTRIAL APPLICABILITY The present invention can be applied to a massage machine that does not give discomfort when sitting while adopting a mechanical massage mechanism in a seat, and can be smoothly performed from sitting to the start of massage.

DESCRIPTION OF SYMBOLS 1 Massage machine 2 Seat part 3 Backrest part 6 Leg frame 8 Massage mechanism 14 Control part 15 Chair main body 16 Leg frame 18 Link 30 Treatment element 30a Inner treatment element 30b Outer treatment element 32 Motor 33 Drive shaft 35 Pushing part 41 Protrusion 50 Drive air cell (drive mechanism)
100 Massage machine 200 Massage machine C1 Rotation axis C2 Rotation axis C3 Rotation axis C4 Rotation axis C5 Rotation axis C6 Rotation axis

Claims (11)

A seat,
A reclining backrest provided at the rear of the seat;
A massage mechanism provided on the seat for massaging the user's buttocks or thighs,
The massage machine is configured to rise with respect to the seat portion in conjunction with reclining backward of the backrest portion.   The massage machine according to claim 1, wherein the backrest portion is provided with a pushing portion that pushes the massage mechanism from below.   The massage machine according to claim 1 or 2, wherein the massage mechanism is rotatable up and down with the front side as a fulcrum. A drive mechanism for raising the massage mechanism;
A control unit that controls the operation of the backrest unit and the drive mechanism;
The said control part controls operation | movement of this backrest part and the said drive mechanism so that the said massage mechanism may be raised in response to reclining to the back of the said backrest part. Massage machine according to crab. The massage mechanism is
A motor,
A drive shaft that rotates by driving the motor;
The massage machine according to any one of claims 1 to 4, further comprising a treatment element that imparts a massage action to the treatment portion by rotation of the drive shaft.   The massage machine according to claim 5, wherein the treatment element is attached to the drive shaft so as to swing left and right.   The massage machine according to claim 5 or 6, wherein the treatment element is attached eccentrically with respect to the drive shaft so as to advance and retreat with respect to the treatment portion. The massage mechanism is
An inner treatment element that is paired on the left and right sides, facing the back of the thigh;
An outer treatment element paired on the left and right provided on the outer side of the inner treatment element,
The massage machine according to any one of claims 5 to 7, wherein the inner treatment element advances and retreats at least with respect to the treatment portion, and the outer treatment element swings at least left and right.   The massager according to any one of claims 5 to 8, wherein the treatment element is provided with a plurality of protrusions along an outer edge thereof. A chair body having a seat and a reclining backrest provided at the rear of the seat;
A leg frame that supports the chair body;
A massage mechanism for massaging the user's buttocks or thighs provided in the seat;
One end side is connected to the massage mechanism, and the other end side has a link connected to either the backrest part or the leg frame,
The massage mechanism is connected to either the backrest portion or the leg frame so as to be rotatable, and is configured to rise with respect to the seat portion in conjunction with reclining backward of the backrest portion. A massage machine characterized by The massage mechanism is connected to the lower part of the backrest part via a rotation shaft in the left-right direction,
The massage machine according to claim 10, wherein the link has a front side connected to the leg frame and a rear side connected to the massage mechanism.

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