JP2010172477A - Chair-type stretching machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a chair-type stretching machine capable of favorably providing a stretching exercise. <P>SOLUTION: A seat section 15 is provided with a flexible cover member 15b for covering the upper face sides of airbags 21 and 22 as stretching means, and the cover member 15b is so formed that its rear end is fixed to a rear side of a seat-section body 15a and its front end side is movably configured. The second airbag 22 of the airbags 21 and 22 is disposed at the front end side of the cover member 15b. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a chair type stretching machine that stretches a seated user.

  2. Description of the Related Art Conventionally, a chair-type stretching machine has been provided with an airbag (stretching means) that can be inflated and retracted in a seat portion on which a user can be seated, and stretches the user's buttocks or thighs by the expansion and contraction of the airbag. It is known (see, for example, Patent Document 1).

JP 2002-119558 A

  By the way, in the chair type stretching machine as described above, an airbag is arranged inside a seat portion, for example, to improve the appearance quality as a product, and the entire seat portion is covered with a skin material (cover member) so that it can be seen from the user. I am trying not to.

  However, by covering the entire seat with a skin material, there was a tendency for the amount of airbag expansion to be limited by the skin material, so the development of a chair-type stretching machine with a low stretch effect and a more suitable stretch Is desired.

  This invention is made | formed in order to solve the said subject, The objective is to provide the chair type stretch machine which can give a stretch more suitably.

  In order to solve the above-mentioned problem, the invention according to claim 1 is directed to a user seated on a seat by a vertical movement of the upper surface of the seat by a stretching means incorporated in the seat. A chair-type stretching machine that pushes up a portion and performs stretching, wherein the seat includes a flexible cover member that covers an upper surface side of the stretch means, and the rear end of the cover member is a seat body. The gist of the invention is that the front end side is configured to be movable while being fixed on the rear side.

  In this invention, the seat part is provided with a flexible cover member that covers the upper surface side of the stretching means, and the cover member is fixed at the rear part side of the seat part main body, and the front end part side is movable. Composed. For this reason, since the movement of the stretching means is restricted during the vertical movement of the stretching means, a more suitable stretch can be performed.

The gist of the invention described in claim 2 is that the cover member is composed of a hard foam member in the chair type stretching machine described in claim 1.
In this invention, a cover member is comprised from a hard foaming member (for example, urethane etc.). Therefore, when pushing up with an actuator against a user's own weight, the hit feeling can be reduced and more suitable and comfortable stretch can be given. In addition, for example, when a plurality of actuators are provided in the width direction of the seat portion, when one of them is protruded greatly, the step between each actuator is deformed so as to be buried, It is possible to reduce the sense of discomfort.

The gist of the invention described in claim 3 is the chair type stretching machine according to claim 1 or 2, wherein the stretch means is constituted by an airbag capable of inflating and contracting.
In the present invention, the stretch means is formed of an airbag that can be expanded and contracted upward. In this way, by configuring the stretch means with an airbag, it is possible to give a soft touch to the user when the airbag is inflated, and the user is aware of the airbag by making the airbag contracted. This makes it possible to provide a good sitting comfort.

The gist of the invention according to claim 4 is that the airbag is arranged at least on the front end side of the cover member in the chair type stretcher according to claim 3.
In the present invention, the airbag is disposed at least on the front end side of the cover member. Therefore, for example, when the airbag is inflated, the inflating operation is less likely to be regulated, and a stretch that sufficiently inflates and pushes up the user's thigh or the like can be performed. In addition, since the front end side is pushed up, it is difficult for the user's buttocks to move. For example, when a massage mechanism is provided on the backrest, effective massage can be performed.

  According to a fifth aspect of the present invention, in the chair-type stretcher according to the third or fourth aspect, the airbag includes a first airbag and the cover on a lower side of the first airbag. The gist of the invention is that the second airbag is arranged on the front end side of the member.

  In this invention, the airbag as a stretch means is comprised by the 1st airbag and the 2nd airbag arrange | positioned at the front-end part side of a cover member in the downward side of the 1st airbag. For this reason, the stretch which pushes up a user's thigh by the expansion / contraction operation | movement of a 2nd airbag can be given, and the expansion / contraction by a 1st airbag is suppressed, while the position shift of a buttocks is suppressed by the expansion | deployment operation | movement of a 2nd airbag. More suitable stretch by operation can be applied. Moreover, the operation variation can be increased by providing a plurality of airbags.

  Invention of Claim 6 is a chair type stretch machine as described in any one of Claims 1-5, The said seat part main body uses a rigid foam member, and the user's buttocks position is other. The gist is that it is configured to be thinner than the position.

  In this invention, a seat part main part is comprised so that a user's buttocks position may become thinner than another position using a hard foaming member. In other words, since the position of the buttocks of the seat body is thinner than other positions, it is easy for the user's buttocks to fall when seated on the seat, and it is possible to suppress positional deviation of the buttocks when using this device. Become.

  The invention according to claim 7 is the chair type stretching machine according to any one of claims 1 to 6, wherein the seat body has a density of the user's buttocks using a hard foam member. The gist is that it is configured to be lower than the density of other positions.

  In this invention, a seat part main part is comprised so that the density of a user's buttocks position may become lower than the density of another position using a hard foaming member. That is, since the density of the member at the buttock position of the seat body is lower than the other positions, the foam member at the buttock position tends to be depressed due to the user's own weight, and the position shift of the buttock when using the apparatus is suppressed. It becomes possible.

  Invention of Claim 8 is a chair type stretching machine as described in any one of Claims 1-7, A backrest part is provided in the rear part of the said seat part, In said backrest part, The gist of the invention is that a massage mechanism for performing massage on the seated user is provided.

  In this invention, since the backrest part is provided with a massage mechanism for performing massage on the seated user, massage is performed on the user in addition to the effect according to any one of claims 1 to 8. An effect can be imparted.

  ADVANTAGE OF THE INVENTION According to this invention, the chair type stretch machine which can give a stretch more suitably can be provided.

It is a schematic block diagram of the stretch machine in this embodiment. It is a perspective view of the cover member and seat part in the same as the above. It is a perspective view of the cover member and seat part in the same as the above. (A) (b) (c) is explanatory drawing for demonstrating the expansion | swelling state and contraction state of a 1st and 2nd airbag.

DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, an embodiment of the invention will be described with reference to the drawings.
In FIG. 1, schematic structure of the chair type stretching machine 10 of this embodiment is shown. In the chair type stretching machine 10 according to the present embodiment, legs 11 are placed on the floor surface, and side walls 12 respectively disposed at both ends in the width direction of the chair type stretching machine 10 are supported and fixed to the legs 11. Has been. Support portions 13 extending upward are fixed to both front and rear end portions of the upper surface of the side wall 12, and an arch-shaped armrest 14 for placing a user's arm, elbow, etc. is spanned on the support portion 13. Has been fixed. A seat 15 on which a user can be seated is fixed between the left and right side walls 12, and an ottoman 16 for the user to put on a foot is provided at the front lower portion of the seat 15. A backrest portion 17 for allowing a seated user to lean on his back is provided at the rear portion of the portion 15 so as to be tiltable.

  As shown in FIGS. 1 and 2, the seat portion 15 includes a seat portion main body 15a made of a hard foam member (for example, urethane) and a hard foam member (for example, disposed on the upper surface side of the seat portion main body 15a). And a cover member 15b made of urethane or the like. As shown in FIGS. 1 and 2, the seat body 15 a is provided with a plurality of airbags 20 as stretch means on its upper surface, and a cover member 15 b is provided so as to cover the airbag 20. In addition, as shown in FIG. 3, the seat body 15a has a thickness X at the buttocks position D of the seat body 15a, which is assumed to be located when the user is seated, smaller than the thickness Y at other locations. It is comprised so that it may become. Therefore, the buttocks position D is more easily depressed than other portions of the seat body 15a, and the position shift of the buttocks of the user seated on the seat 15 can be suppressed.

  The airbag 20 can be inflated and contracted in the vertical direction by an air supply / discharge device (not shown), and the first airbag 21 disposed from the rear end portion side to the front end portion side of the seat portion 15 and the seat portion main body 15a. It is comprised by the 2nd airbag 22 arrange | positioned by the front-end part side below the said 1st airbag 21 (seat part main body 15a side). In addition, the surface of the airbags 21 and 22 is formed with a bellows portion 23 having a bellows shape so as to increase the displacement of the pressing portion P that presses the user's treatment portion. Therefore, air supply by the air supply / discharge device is performed. Sometimes, the bellows-like bellows portion 23 and the pressing portion P are easily expanded.

  The first airbag 21 includes a left airbag 21a disposed on the left side from the center in the width direction of the seat body 15a, and a right airbag 21b disposed on the right side from the center in the width direction of the seat body 15a. Each airbag 21a, 21b is configured to be capable of inflating and contracting independently. The second airbag 22 includes a left airbag 22a disposed on the left side of the seat body 15a in the width direction and a right airbag 22b disposed on the right side of the seat body 15a in the width direction. The airbags 22a and 22b are configured to be inflated and contracted in synchronization.

  The cover member 15b has a rear end portion fixed to a rear end portion of the seat body 15a, a front end portion is movable, and is provided so as to cover the upper surfaces of the airbags 21 and 22 and the seat body 15a. It has been.

  Moreover, the backrest part 17 of the chair type stretching machine 10 of this embodiment is provided with a guide rail (not shown) along the vertical direction of the backrest part 17 in a body case (not shown) made of a hard resin material having an open front surface. The massage mechanism 30 is assembled in the vertical direction along this guide rail. The massage mechanism 30 is provided with various drive motors (not shown). The massage mechanism 30 is moved up and down by driving these drive motors, or a predetermined treatment operation is performed by the pair of treatment elements 30a provided in the massage mechanism 30. Is to be done.

  In the chair type stretching machine 10 configured as described above, an air supply / exhaust device (not shown) is controlled, and the inflating / contracting operation of only the first airbag 21 as shown in FIG. ), The user is stretched by a combination of various expansion / contraction operations such as an expansion / contraction operation of only the second airbag 22. As an example, an air supply / discharge device (not shown) is controlled, for example, the left airbag 21a of the first airbag 21 is first inflated to push up the cover member 15b, and the inflated state is maintained for a predetermined time (for example, 5 seconds to 10 seconds). Seconds) hold. Next, the left airbag 21a is contracted and the right airbag 21b of the first airbag 21 is expanded to push up the cover member 15b, and the expanded state is maintained for a predetermined time (for example, 5 seconds to 10 seconds). In this way, the left airbag 21a and the right airbag 21b are alternately inflated and contracted, so that a twisting stretching operation can be performed on the user.

  Further, in the stretching operation, since the rear end portion of the cover member 15b is fixed to the rear end portion of the seat body 15a and the front end portion of the cover member 15b is movable, the airbags 21 and 22 are inflated. It is suppressed that the operation is restricted, and a suitable stretch can be applied. Further, for example, in the stretching operation, by always inflating the left airbag 22a and the right airbag 22b of the second airbag 22, the front end side of the cover member 15b is lifted as shown in FIG. Since the person's buttocks side (the rear end side of the cover member 15b and the seat body 15a) is relatively low, it is possible to suppress positional deviation of the buttocks in the forward direction. In such a state, when the treatment element 30a of the massage mechanism 30 treats, for example, the vicinity of the user's lower back, the contact feeling of the treatment element 30a becomes strong, and a suitable massage (treatment) can be performed. .

In addition, since the cover member 15b is made of a hard foam member, particularly when performing the expansion / contraction operation alternately as described above,
Next, characteristic effects of the present embodiment will be described.

  (1) The seat portion 15 includes a flexible cover member 15b that covers the upper surface side of the airbags 21 and 22 as stretch means, and the cover member 15b is fixed at the rear end side of the seat portion main body 15a. In addition, the front end side is configured to be movable. For this reason, since the expansion and contraction operation of the airbags 21 and 22 is suppressed during the expansion and contraction operation of the airbags 21 and 22 when the stretching means is moved up and down, a more suitable stretch can be applied. It becomes.

  (2) The cover member 15b is composed of a hard foam member (for example, urethane). Therefore, when pushing up with the airbags 21 and 22 against a user's own weight, the hit feeling can be reduced and more suitable and comfortable stretch can be given. Further, a plurality of airbags 21 (left airbag 21a and right airbag 21b) are provided in the width direction of the seat body 15a, and when one of the airbags 21a and 21b is protruded greatly, Since the cover member 15b is deformed so that the step between the airbags 21a and 21b is filled, it is possible to reduce a sense of discomfort during operation.

  (3) Stretch means is configured by the airbags 21 and 22 that can be inflated and contracted. By adopting such a configuration, a soft touch feeling can be given to the user during the inflation operation of the airbags 21 and 22, and the airbag 21 is given to the user by making the airbags 21 and 22 contracted. , 22 can be provided with good sitting comfort.

  (4) The second airbag 22 among the airbags 21 and 22 is disposed on the front end side of the cover member 15b. Therefore, for example, when the second airbag 22 is inflated, the inflating operation is less likely to be restricted (restricted), and a stretch that sufficiently inflates and pushes up the user's thigh and the like can be performed. Further, the front end side of the cover member 15b is pushed up, so that the movement of the user's buttocks is less likely to occur, and when the massage mechanism 30 is provided in the backrest portion 17, the treatment element 30a by the massage mechanism 30 is provided by the user. It is also possible to apply an effective massage by pressing the back.

  (5) The first airbag 21 and the second airbag 22 disposed on the front end side of the cover member 15b on the lower side of the first airbag 21 constitute stretch means. For this reason, the first airbag 21 can be stretched by pushing up the thigh of the user by the inflating and contracting operation of the second airbag 22 and the positional displacement of the buttocks is suppressed by the inflating operation of the second airbag 22. More suitable stretch can be applied by the expansion / contraction operation. Moreover, the variation of operation | movement can be increased by providing the airbags 21 and 22 with two or more.

  (6) The seat portion main body 15a is configured so that the user's buttocks position D is thinner than other positions using a hard foam member made of, for example, urethane. That is, since the buttocks position D of the seat body 15a is thinner than other positions, the user's buttocks easily fall when seated on the seat body 15a, and the position of the buttocks when using the apparatus 10 is shifted. It becomes possible to suppress.

In addition, you may change embodiment of this invention as follows.
In the above embodiment, in order to make it easier for the user's buttocks to fall into the seat 15, the thickness X of the buttocks position D of the seat body 15 a that the user's buttocks are supposed to be at the time of user sitting is Although it was configured to be thinner than the thickness Y of other portions of the part main body 15a, it is not limited to this. For example, the thickness X of the collar position D and the thickness Y of other positions may be the same. In addition, the thickness of the user's buttocks is not easily lowered by the thickness, but the density of the foam member constituting the seat body 15a is assumed to be the position of the user's buttocks when the user is seated. You may comprise so that the position D may become lower than another location. Of course, both the thickness of the seat body 15a and the material density of the seat body 15a may be used.

  -In above-mentioned embodiment, although the seat part main body 15a and the cover member 15b were comprised by the hard foaming member, the structure using another member may be employ | adopted. Moreover, you may use materials other than urethane as a hard foaming member.

  In the above embodiment, the first airbag 21 and the second airbag 22 are provided. However, the present invention is not limited to this. For example, a configuration in which one of the airbags 21 and 22 is provided may be employed. Further, the first airbag 21 and the second airbag 22 may be further arranged. Moreover, you may employ | adopt the structure which arrange | positions an airbag in the backrest part 17 other than the seat part 15, the ottoman 16, the armrest 14, etc., and stretches and massages.

  In the above embodiment, each of the left airbag 21a and the right airbag 21b constituting the first airbag 21 is configured to be able to be inflated and deflated independently. However, the present invention is not limited thereto, and the left airbag 21a and the right airbag You may employ | adopt the structure which the bag 21b synchronizes and can expand / contract.

  In the above embodiment, the left airbag 22a and the right airbag 22b constituting the second airbag 22 are configured to be able to inflate and contract in synchronization, but the left airbag 22a and the right airbag 22b are not limited thereto. Each of these may be configured to be capable of expanding and contracting independently.

-In the said embodiment, although the stretch means was comprised in the airbags 21 and 22, it is not restricted to this.
In the above embodiment, although not specifically mentioned, the inflating / deflating operation of the airbags 21 and 22 and the treatment operation by the treatment element 30a of the massage mechanism 30 may be performed in combination.

  In the above embodiment, the massage mechanism 30 having the treatment element 30a is provided. However, the present invention is not limited thereto, and a configuration in which the massage mechanism 30 is omitted may be employed.

  DESCRIPTION OF SYMBOLS 10 ... Chair type stretch machine, 15 ... Seat part, 15a ... Seat part main body, 15b ... Cover member, 17 ... Backrest part, 20 ... Airbag as a stretch means, 21 ... 1st airbag, 21a ... 1st airbag Left side airbag, 21b ... right airbag constituting the first airbag, 22 ... second airbag, 22a ... left airbag constituting the second airbag, 22b ... right side constituting the second airbag Airbag, 30 ... massage mechanism, D ... buttocks position.

Claims (8)

For a user seated on a seat, a chair-type stretch machine that stretches by pushing up a predetermined part of the user by vertically moving the upper surface of the seat by a stretching means built in the seat,
The seat includes a flexible cover member that covers an upper surface side of the stretch means,
The cover member has a rear end portion fixed on the rear portion side of the seat portion main body and a front end portion side configured to be movable. In the chair type stretching machine according to claim 1,
The cover member is a chair-type stretcher characterized in that it is made of a hard foam member. In the chair type stretching machine according to claim 1 or 2,
The chair-type stretching machine, wherein the stretching means comprises an airbag capable of inflating and contracting. In the chair type stretching machine according to claim 3,
The chair type stretching machine, wherein the airbag is arranged at least on a front end side of the cover member. In the chair type stretching machine according to any one of claims 3 and 4,
The airbag is composed of a first airbag and a second airbag disposed on the front end side of the cover member on the lower side of the first airbag. In the chair type stretching machine according to any one of claims 1 to 5,
The seat-type main body is a chair-type stretching machine configured such that the user's buttocks position is thinner than other positions using a hard foam member. In the chair type stretching machine according to any one of claims 1 to 6,
The seat-type main body is a chair-type stretch machine configured such that the density of the user's buttocks position is lower than the density of other positions using a hard foam member. In the chair type stretching machine according to any one of claims 1 to 7,
A backrest is provided at the rear of the seat,
The chair-type stretching machine, wherein the backrest part is provided with a massage mechanism for performing massage on the user seated on the seat part.

Images