Summary of the invention
, in above-mentioned chair-type stretching machine, under the state that disposition of gasbag is present in portion, seat portion overall encase by skin material.Encase a portion be cannot see by a skin material of portion's entirety inside by user, thus improve the appearance of chair-type stretching machine.
But, owing to encasing a skin material for portion's entirety, limit the swell increment of the air bag in seat portion sometimes and make it less than original maximum swelling amount.This expansion quantitative limitation makes the extension effects of chair-type stretching machine reduce sometimes.
The object of the present invention is to provide the chair-type stretching machine that can improve extension effects.The chair-type stretching machine of a kind of form of the present invention, comprise: the seat portion comprising portion's main body and flexible outer cover component, and to be arranged in described seat portion main body and the below of described flexible outer cover component, by make described flexible outer cover component be displaced to above and the stretching, extension part that the user being seated at described seat portion is upwards pushed; The rearward end of described flexible outer cover component is fixed on the rear portion of described seat portion main body, and the leading section of described flexible outer cover component can move freely.
According to this structure, because flexible outer cover component can reduce the action restriction of stretching part, so can improve extension effects.
In one embodiment, described flexible outer cover component is made up of hard foam.
According to this structure, the foreign body sensation of the actuating device upwards pushed by user because of the deadweight of resistance user can be alleviated; Comfortable stretching, extension can be implemented to user.In addition, because when making one in the multiple actuating devices arranged along seat portion width to give prominence to significantly, outer cover component distortion, so that the disconnected slope smoothly between landfill actuating device, is felt to alleviate so can to allow when taking in stretching inharmonic.
In one embodiment, described stretching, extension part comprises air bag that is inflatable and that shrink.
According to this structure, air bag can give soft pushing force to user when expanding.In addition, if under air bag is contraction state, the existence of air bag will not be felt by user, and thus, stretching machine can provide the good sensation taken to user.
In one embodiment, at least one air bag is at least configured in the lower front of described flexible outer cover component.
According to this structure, the expansion action of at least one air bag described will be difficult to be limited because of outer cover component, and at least one air bag described can expand fully and implement the stretching, extension up pushed away by the huckle of user.In addition, up pushed away by least one air bag described by the leading section of outer cover component, the buttocks of user will be difficult to mobile, can improve the massage effect of the massage mechanism of such as back-rest.
In one embodiment, described air bag comprises the first air bag be configured at immediately below described flexible outer cover component and the below being arranged on this first air bag and the second air bag below the leading section of described flexible outer cover component.
According to this structure, can either implement by the expansion of the second air bag and contraction the stretching, extension up pushed away by the huckle of user; The position of the buttocks produced because of the expansion action of the second air bag can be suppressed again to depart from, and the extension effects utilizing the first air bag action is improved.In addition, owing to being provided with multiple air bag, the change of stretching can thus be increased.
In one embodiment, described seat portion main body comprises buttocks support support part, and described buttocks support support part is made up of the hard foam thinner than other parts of described seat portion main body.
According to this structure, because the buttocks support support part of seat portion main body is thinner than other positions, so the buttocks occupying the user in a portion easily caves in, departing from of hip point when thus can suppress stretching.
In one embodiment, described seat portion main body comprises buttocks support support part, and the density that the density ratio forming the hard foam of described buttocks support support part forms the hard foam of described seat portion other parts of main body is low.
According to this structure, the deadweight because of user makes buttocks support support part easily cave in, and the position of buttocks during stretching can be suppressed to depart from.
The chair-type stretching machine of an embodiment, also comprises the rear being configured at described seat portion, the back-rest comprising massage mechanism.
According to this structure, for user waist and the back of the body can give massage effect.
Detailed description of the invention
Below, the chair-type stretching machine of one embodiment of the present invention is described.
Fig. 1 shows the Sketch of the chair-type stretching machine 10 of present embodiment.The foot 11 of chair-type stretching machine 10 is placed on floor.Foot 11 is installed in the right-hand member of chair-type stretching machine 10 and the sidewall 12 of left end.On the front end of each sidewall 12 and above rear end, be fixed with the support portion 13 extended upward.The curved handrail 14 being used for the arm and elbow etc. of shelving user supports by support portion 13.Seat portion 15 is fixed between two side 12.The front lower place in present portion 15, is provided with the footstool 16 for placing foot.Backrest 17 can inclination movement.
As shown in Figures 2 and 3, seat portion 15 comprises a portion main body 15a and is configured at the flexible outer cover component 15b on this main body 15a.Such as, seat portion main body 15a can be made up of hard foam (such as polyurethane resin etc.).Such as, outer cover component 15b can be made up of hard foam (such as polyurethane resin etc.).Present portion main body 15a is configured with and stretches part 20.As shown in Figure 4, outer cover component 15b is arranged to cover the surface of stretching part 20.
In the example shown in Fig. 3, the thickness X of the buttocks support support part D of seat portion main body 15a is thinner than the thickness Y of part beyond the D of buttocks support support part.For this reason, buttocks support support part D is easier than the part beyond the D of buttocks support support part to cave in, and the position of the buttocks of the user being seated at a portion 15 thus can be suppressed to depart from.
In illustrated example, stretch part 20 and comprise and be configured in from the rearward end in seat portion 15 until the first air bag 21 of leading section and be configured at second air bag 22 of (top of seat portion main body 15a) below the first air bag 21 leading section of portion main body 15a.Each air bag 21,22 can be expanded and shrink at above-below direction for arranging device by not shown air.Each air bag 21,22 comprises the pushing position P at the treatment position of pushing user and increases the wrinkle portion 23 of pushing position P displacement.When carrying out air supply by described air for arranging device, the expansion action that each air bag 21,22 will easily carry out expecting by wrinkle portion 23 and pushing position P.Such as, the pushing position P of the first air bag 21 can the displacement of upward rear; The pushing position P of the second air bag 22 can displacement upward.
First air bag 21 can comprise the left side air bag 21a be configured at below a main body 15a left side, portion and the right side air bag 21b be configured at below a main body 15a right side, portion.Air bag 21a, 21b are the separate structure expanding and shrink.Similarly, the second air bag 22 can comprise the left side air bag 22a be configured at below a main body 15a left side, portion and the right side air bag 22b be configured at below a main body 15a right side, portion.Air bag 22a, 22b are the structure expanding tuningly and shrink.
First air bag 21 and the second air bag 22 can be called buttocks pushing air bag and huckle pushing air bag.Especially, left side air bag 21a, right side air bag 21b, left side air bag 22a and right side air bag 22b can be called left buttocks pushing air bag, RG pushing air bag, left thigh portion pushing air bag and right thigh portion pushing air bag.In addition, the first air bag 21 and the second air bag 22 can be called upper gasbag and lower gasbag.
Outer cover component 15b is arranged to the surface covering air bag 21,22 and seat portion main body 15a.In detail, the rearward end of outer cover component 15b is fixed the rear portion of present portion main body 15a; The leading section of outer cover component 15b can move freely.
In illustrated example, the rearward end of outer cover component 15b is connected with the rear portion of seat portion main body 15a, moves for seat portion main body 15a rotor to make outer cover component 15b.Therefore, outer cover component 15b leading section along with stretch part 20 action can upward and below move freely.Such as, during one or more expansion of the first air bag 21 and the second air bag 22, the leading section of outer cover component 15b can be left from the front portion of seat portion main body 15a.In illustrated example, outer cover component 15b only in its back-end portion be connected with seat portion main body 15a.
Not shown main body box that have opening before the backrest 17 of chair-type stretching machine 10 comprises, that be made up of hard resin material and be located at not shown guide rail in main body box and assembling massage mechanism 30 on the guideway along the above-below direction of backrest 17.This massage mechanism 30 possesses not shown various CD-ROM drive motor.By the driving of CD-ROM drive motor, massage mechanism 30 moves up and down along guide rail, the treatment action being undertaken specifying by a pair treatment component 30a be arranged in massage mechanism 30.
In chair-type stretching machine 10, not shown air does action for arranging device according to action pattern, the action that the first air bag 21 expands and shrinks only is carried out as shown in Fig. 4 (b), or as shown in Fig. 4 (c), only carry out the action that the second air bag 22 expands and shrinks, or carry out the expansion of multiple air bag 21a, 21b, 22a, 22b combination and the action of contraction.As an one example, first not shown air makes the left side air bag 21a of the first air bag 21 expand for arranging device, thus is up pushed away by outer cover component 15b, and this swelling state is kept official hour (such as 5 ~ 10 seconds).Then, while allowing left side air bag 21a shrink, the right side air bag 21b of the first air bag 21 is expanded, thus outer cover component 15b is up pushed away, and this swelling state is kept official hour (such as 5 ~ 10 seconds).So, expanding and contractive action by allowing left side air bag 21a and right side air bag 21b alternately do, just can implement to user the stretching reversed.
In addition, in above-mentioned stretching, due to the rearward end of outer cover component 15b be fixed present portion main body 15a rear portion while, the leading section of outer cover component 15b is set to the form moved freely, so the generation of the situation that the expansion of air bag 21,22 can be suppressed to be restricted because of outer cover component 15b.In addition, such as, in above-mentioned stretching, due to by allowing the left side air bag 22a of the second air bag 22 and right side air bag 22b expand always, the leading section protuberance of outer cover component 15b as Suo Shi Fig. 4 (c), the rear side of outer cover component 15b and seat portion main body 15a will relatively step-down, and thus the buttocks of user position is forward departed from and controlled.While the second air bag 22 is maintained this state, while when carrying out treatment by the treatment component 30a of massage mechanism 30 to the waist of such as user, for the pushing meeting grow of the treatment component 30a of waist, massage (treatment) effect can be improved.
Because outer cover component 15b is made up of hard foam, especially when air bag 21a, 21b alternately expands as described above, the extension effects of torsion can be improved, while push buttocks and huckle with cosily pressure.
Then, the distinctive functions and effects of notebook embodiment.
(1) seat portion 15 comprises the flexible outer cover component 15b covering and stretch part 20 upper surface.The rearward end of outer cover component 15b be fixed present portion main body 15a rear portion while, the leading section of outer cover component 15b is mobile form freely.Thus, due to the generation that the action of stretching part 20 can be suppressed to be subject to the situation that outer cover component 15b limits, so can extension effects be improved.
(2) outer cover component 15b is made up of hard foam (such as polyurethane resin etc.).Therefore, when air bag 21,22 is revolted the deadweight of user and upwards pushed, the foreign body sensation of air bag 21,22 can be alleviated, comfortable stretching, extension can be implemented.In addition, when making one in multiple air bag 21a, the 21b arranged along seat portion main body 15a width to strengthen expansion, because outer cover component 15b is out of shape so that the disconnected slope smoothly between landfill two air bag 21a, 21b, so incongruity when taking in stretching can be allowed to alleviate.
(3) stretch part 20 and comprise the air bag 21,22 expanding and shrink.By such structure, not give uncomfortable local pushing force, and comfortable soft pushing force can be applied to buttocks and the huckle of user.In addition, if air bag 21,22 is contraction state, the existence of air bag 21,22 is not by user is felt, stretching machine then can provide the good sensation taken to user.
(4) second air bags 22 are configured in the front lower place of outer cover component 15b.Therefore, such as the expansion of the second air bag 22 is not easily restricted, and the second air bag 22 can expand with sufficient swell increment (the maximum swelling amount of preferably expection), is upwards pushed by the huckle etc. of user.In addition, because the second air bag 22 allows the leading section of outer cover component 15b upwards promote, so the buttocks of user will be difficult to move forward, user just can become the posture naturally rested on back-rest 17.When back-rest 17 comprises massage mechanism 30, the treatment component 30a of massage mechanism 30 also just can push the effective massage of back execution of user.
(5) stretch part 20 to comprise the first air bag 21 and be arranged on the second air bag 22 of the downside of this first air bag 21, the side, leading section of outer cover component 15b.Therefore, the stretching, extension up pushed away by the huckle etc. of user can either be implemented by the expansion of the second air bag 22 and contractive action, departing from of hip point can be suppressed by the expansion action of the second air bag 22 again, and implement stretching, extension preferably by the expansion of the first air bag 21 and contractive action.In addition, owing to being provided with multiple air bag 21,22, so the change of stretching can be increased.
(6) seat portion main body 15a adopts the hard foam such as formed by polyurethane resin etc., is formed as the structure that buttocks support support part D is thinner than other positions.Namely, because the buttocks support support part D of seat portion main body 15a is thinner than other positions, so the buttocks of user easily falls into into when being seated at a portion main body 15a, when can suppress to use this device 10, hip point departs from.
In addition, embodiments of the present invention also can do following change.
Although in the above-described embodiment, a portion 15 is easily absorbed in order to allow the buttocks of user, when supposing that user is taken one's seat, the thickness X of the buttocks support support part D of the seat portion main body 15a that the buttocks of user is positioned at is thinner than the thickness Y of other parts of seat portion main body 15a, but is not limited thereto.The thickness X of such as buttocks support support part D and the thickness Y of other positions also can be identical.In addition, also the buttocks of user can not be allowed easily to be absorbed in a portion 15 by thickness, but the expanded material forming seat portion main body 15a is set as, the material for the buttocks support support part D supporting user buttocks is lower than the density of the material of other parts of seat portion main body 15a.Certainly, also the both sides of the thickness of seat portion main body 15a and density can be carried out above-mentioned adjustment.
Seat portion main body 15a and outer cover component 15b is not limited to hard foam, also can be made up of the material beyond hard foam.Hard foam is not limited to polyurethane resin, also can carry out the selection be suitable for.
Be not limited to and the first air bag 21 and the structure both the second air bag 22 are set, such as, also can adopt the structure that a side in air bag 21,22 is only set.Such as, the number of the first air bag 21 and the second air bag 22 can also be changed.In addition, the back-rest 17 beyond portion 15 of disposition of gasbag being present and footstool 16, handrail 14 etc. also can be adopted to implement stretch and the structure of massage.
In the above-described embodiment, although the left side air bag 21a of formation the first air bag 21 and right side air bag 21b is separate inflatable and contraction, be not limited thereto.Left side air bag 21a and right side air bag 21b also can be can the mutual structure expanding tuningly and shrink.
In the above-described embodiment, mutually expand although form the left side air bag 22a of the second air bag 22 and right side air bag 22b tuningly and shrink, being not limited thereto.Left side air bag 22a and right side air bag 22b also can be the structure that can expand independently of each other and shrink.
Stretch part 20 and be not limited to air bag 21,22.Also the stretching, extension part beyond air bag can be adopted.
In the above-described embodiment, also the treatment component 30a action of the action of air bag 21,22 and massage mechanism 30 can be combined, such as simultaneously or synchronously carry out.
The massage mechanism 30 with treatment component 30a also can omit.