CN203735838U - Hollow seat cushion - Google Patents
Hollow seat cushion Download PDFInfo
- Publication number
- CN203735838U CN203735838U CN201320877771.XU CN201320877771U CN203735838U CN 203735838 U CN203735838 U CN 203735838U CN 201320877771 U CN201320877771 U CN 201320877771U CN 203735838 U CN203735838 U CN 203735838U
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- China
- Prior art keywords
- wall portion
- seat surface
- protrusion
- surface wall
- periphery
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/02—Seat parts
- A47C7/029—Seat parts of non-adjustable shape adapted to a user contour or ergonomic seating positions
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- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
The utility model discloses a hollow seat cushion (1) which is provided with a bottom surface wall part (2), a seat surface wall part (3) and a peripheral wall part (4), wherein the seat surface wall part (3) is configured to be oppositely isolated from the bottom surface wall part (2) and is provided with a seat surface (31) for the sitting of a user; the peripheral wall part (4) is used for connecting the peripheral part of the bottom surface wall part (2) with that of the seat surface wall part (3); the bottom surface wall part (2), the seat surface wall part (3) and the peripheral wall part (4) are flexible and define an internal space which forms a hollow part; the peripheral part of the seat surface wall part (3) is opposite to a part for at least clamping a center part (32) of the seat surface wall part (3) and is provided with a protrusion part (5) which protrudes upwards together with the peripheral wall part (4) and is higher than the center part (32) of the seat surface wall part (3); the inside of the protrusion part (5) is connected with the internal space to form a hollow part. According to the hollow seat cushion, the posture of a user can be easily stabilized; the hollow seat cushion can be used as a sports aid.
Description
Technical field
The utility model relates to a kind of hollow cushion that air Injection inner space is used.
Background technology
Due to external surface shape easily distortion with load of hollow cushion, therefore be usually used in as for example use of the buffering when taking a seat or for salubrious motion assisted tool.
For example patent documentation 1 discloses a kind of example that is provided with the hollow cushion of the air shielding portion with passage in inner space.This hollow cushion is divided into two hollow bulbs by air shielding portion by inner space, and being configured to air between each hollow bulb can circulate.
Patent documentation 1: Japanese Patent Laid-Open 2003-275065 communique
But, hollow cushion described in patent documentation 1, when the user such as in taking a seat changes posture etc., the occasion tilting with respect to hollow cushion at user's buttocks, the seat surface of hollow cushion can encourage this distortion obliquely, easily becomes the unsure state that is difficult to recovery.That is, the air in hollow bulb, thus the opposition side that can move the recessed portion of seat surface from the recessed part of seat surface to its opposition side because of the inclination of buttocks bloats, and recessed portion easily remains the state of avaling on the other hand.Its result, user's posture of taking a seat is just difficult to stablize.
In addition, because above-mentioned hollow cushion has above-mentioned feature, therefore when the user in for example taking a seat makes action that seat surface alternately fascinates to the left and right, be difficult to make this action successfully to repeat.Therefore, above-mentioned hollow cushion differs effective as motion assisted tool surely.
Utility model content
Utility model problem to be solved
The utility model is made in view of this background, and its object is to provide a kind of stable posture that easily makes user, can be used as the hollow cushion of motion assisted tool.
For solving the means of problem
One form of hollow cushion of the present utility model is to have:
Underside wall portion;
Seat surface wall portion, this seat surface wall portion is configured to the relative also state of isolation with described underside wall portion, and has the seat surface that user takes a seat; And
Periphery wall portion, this periphery wall portion connects the periphery edge of described underside wall portion and the periphery edge of described seat surface wall portion;
Described underside wall portion, described seat surface wall portion and described periphery wall portion have pliability, and the inner space that they impale forms hollow,
The periphery edge of described seat surface wall portion, is at least clipping the central portion of described seat surface wall portion and relative position, has together with described periphery wall portion the protrusion swelling more upward than the central portion of described seat surface wall portion,
The inside of this protrusion is connected and forms hollow (technical scheme 1) with described inner space.
The effect of utility model
Described hollow cushion, at the central portion periphery edge of described seat surface wall portion, that clip described seat surface wall portion and at least two relative portion's bit positions, has together with described periphery wall portion the protrusion swelling more upward than the central portion of described seat surface wall portion.In addition, the inside of this protrusion is connected and forms hollow with described inner space.Therefore, described hollow cushion is when user takes a seat, and can suppress described seat surface too becomes the phenomenon of labile state to a direction inclination.
That is, in described seat surface wish, move into the occasion tilting to a direction, in the relative direction of at least described protrusion, easily by the described protrusion of a side that tilts lowly, suppressed the phenomenon of the undue attenuation of thickness of the periphery edge of described hollow cushion.Therefore, described hollow cushion is when user takes a seat, and just easily the described seat surface of restriction too tilts to a direction.Its result, described hollow cushion easily makes user's posture more stable.
In addition, as mentioned above, easily suppress the undue attenuation of thickness of described hollow cushion periphery edge.Therefore, under the state that described hollow cushion is taken a seat user, can moderately carry out the action of fascinating of described seat surface, such as carrying out the occasions such as the oscillating motion of waist and twist motion, easily improve movement effects.
In addition, described hollow cushion is landed under the state on described seat surface user, and the air of described inner space easily concentrates on the inside of described protrusion.Therefore, the described seat surface wall portion side of described protrusion produces scalable, easily follows the shape of user's buttocks.Its result, the identical sense that easily improves the described seat surface of described hollow cushion easily obtains higher sense of stability when described seat surface fascinates action.So, described hollow cushion can have sense of stability carries out the action of fascinating of described seat surface, when just taking a seat and two sides in when action of fascinating of seat surface all easily obtain sense of stability.Its result, described hollow cushion also can be suitably used as motion assisted tool.
As mentioned above, described hollow cushion easily makes user's stable posture, can be used as motion assisted tool.
Accompanying drawing explanation
Fig. 1 means the stereogram of the hollow cushion in embodiment.
Fig. 2 is the top view of the hollow cushion in embodiment.
Fig. 3 is the front view of the hollow cushion in embodiment.
Fig. 4 is the side view of the hollow cushion in embodiment.
Fig. 5 be in Fig. 2 V-V line to looking cutaway view.
Fig. 6 be in Fig. 5 VI-VI line to looking cutaway view.
Fig. 7 means the key diagram of the calculation method of the radius of curvature at the top in embodiment and the angle of periphery wall portion and seat surface wall portion formation.
Symbol description
1 hollow cushion
11 inner spaces
2 underside wall portions
3 seat surface wall portions
31 seat surfaces
32 central portions
4 periphery wall portions
5,51,52,53 protrusions
The inside of 50 protrusions
The specific embodiment
In described hollow cushion, the material as described underside wall portion, described seat surface wall portion and described periphery wall portion, can adopt and have flexual material.Specifically, can adopt the elastomeric material of flexible plastic, natural rubber, synthetic rubber or the silicone elastomer etc. of soft PVC resin etc., also they can be used in combination.
In addition, connect the top of described periphery wall portion in described protrusion and described seat surface wall portion, preferably the shape of the longitudinal section of described protrusion is protruding upward circular-arc (technical scheme 2).In this occasion, because the intensity at described top structurally becomes greatly, therefore described top is difficult to distortion when user takes a seat.Therefore,, when user is landed in described seat surface wall portion, the shape of described protrusion is difficult to distortion, easily from described inner space, more air is concentrated to described protrusion.Its result, described hollow cushion when just taking a seat and two sides in when action of fascinating of seat surface all easily obtain higher sense of stability.
Here, represented circular-arc of the shape at described top, the circular arc that is not limited to define geometrically, is to comprise as general sensation to think that the shape of circular arc is in interior concept.That is, for " circular-arc " represented shape, comprise the shape such as parabola, hyperbola or an oval part etc., also they are deformed into and as general sensation, can think the shape of degree of circular arc.In addition, the longitudinal section of described protrusion, is the cross section that clips described top, described periphery wall portion's side and these both sides of described seat surface wall portion's side are coupled together.
In addition, described top preferably, in the longitudinal section of described protrusion, be the circular arc that radius of curvature is 5～30mm, and clip described top and angle that connected described periphery wall portion and described seat surface wall portion form surpasses 0 °, is less than 80 ° (technical schemes 3).In this occasion, because the intensity at described top structurally becomes greatly, therefore described top is more difficult to distortion when user takes a seat.Therefore, same as described above, user is on being landed in described seat surface wall portion time, and more air is easily concentrated to described protrusion from described inner space, and when just taking a seat and described in two sides that fascinate during action of seat surface, hollow cushion all easily obtains higher sense of stability.In addition, from the viewpoint of the intensity at the described top of further raising, described radius of curvature is 7～25mm preferably, and 10～20mm is better.
Here, the radius of curvature at described top, for example can utilize method below to determine.First, in described longitudinal section for, the circular-arc part of the trim line at approximate described top will be set by the imaginary approximate circle on this summit.The imaginary radius of a circle obtaining can be made to the radius of curvature at described top thus.
In addition, the angle that described periphery wall portion and described seat surface wall portion form, for example can utilize method below to determine.That is,, after the radius of curvature at top shown in obtaining, overlap with the trim line at described top and draw the imaginary approximate circle using this radius of curvature as radius.Then, the two ends at described top, setting makes the trim line at described top start to leave 2 points of described approximate circle.Then, drawing tangent line respectively to these 2, is described periphery wall portion and the angle of described seat surface wall portion formation with regard to the angle that two undercut lines are formed.
In addition, described seat surface wall portion, also can have a pair of side protrusion that is provided in its edge, both sides, as described protrusion (technical scheme 4).In this occasion, described a pair of side protrusion is provided in respectively the user's who has taken a seat side.Thus, described hollow cushion, has higher stability for the action of fascinating to described seat surface side.Its result, described hollow cushion also can be suitably used as motion assisted tool.
In addition, described a pair of side protrusion, while seeing this side protrusion from foreign side, its trim line also can be protruding upward curve-like (technical scheme 5).That is the shape of its trim line while, seeing described side protrusion from foreign side so long as along with from summit towards direction of both ends and the shape of slow decreasing.In this occasion, because the intensity of described a pair of side protrusion structurally becomes greatly, therefore described a pair of side protrusion is difficult to distortion when user takes a seat.Therefore, same as described above, when user is landed in described seat surface wall portion, more air is easily concentrated to described a pair of side protrusion from described inner space, described hollow cushion when just taking a seat and two sides that fascinate during action of seat surface all easily obtain higher sense of stability.
In addition, described seat surface wall portion, also can have the rear protrusion (technical scheme 6) that is provided in its edge, rear as described protrusion.In this occasion, when user takes a seat, the air moving from described inner space easily concentrates on described rear protrusion.Its result, described hollow cushion when just taking a seat and two sides in when action of fascinating of seat surface all easily obtain higher sense of stability.
In addition, described rear protrusion, also can be adapted between the protrusion of described a pair of side and connect.In this occasion, described a pair of side protrusion, owing to being connected by described rear protrusion between each rear ora terminalis, therefore easily limit described a pair of side protuberance to the distortion of foreign side.Its result, the identical sense that more easily improves the described seat surface of described hollow cushion, described hollow cushion when just taking a seat and two sides in when action of fascinating of seat surface all easily obtain higher sense of stability.
In addition, described seat surface wall portion, also can have the place ahead protrusion (technical scheme 7) that is provided in its place ahead central portion as described protrusion.In this occasion, when user takes a seat, the air moving from described inner space easily concentrates on described the place ahead protrusion.Its result, described hollow cushion when just taking a seat and two sides in when action of fascinating of seat surface all easily obtain higher sense of stability.
In addition, the both sides at described the place ahead protrusion of the front side of described seat surface wall portion, also can have non-protrusion, described non-protrusion be connected with described periphery wall portion below the top of this place ahead protrusion (technical scheme 8).In this occasion, user Ke Jiang foot is placed on described non-protrusion and is landed on described seat surface.In addition, in this occasion, described the place ahead protrusion, can be in the dislocation that suppresses in shape described seat surface and user's buttocks easily along user's thigh portion shape.Its result, the identical sense that more easily improves the described seat surface of described hollow cushion easily obtains higher sense of stability concerning user.
In addition, also can be at least the outer surface of described seat surface wall portion and described periphery wall portion be implemented to flocking coating (technical scheme 9).In this occasion, when user carries out when action of fascinating of described seat surface, can further strengthen the frictional force of user's buttocks and described seat surface.Therefore, user's buttocks is difficult to, from described seat surface dislocation, can more easily carry out the action of fascinating of described seat surface.Its result, described hollow cushion easily obtains high sense of stability, can be more suitably used as motion assisted tool.
In addition, in this occasion, because the outer surface at described hollow cushion forms the layer consisting of short fiber, therefore implement the wall portion of flocking coating, there is thermal insulation.Therefore,, when user takes a seat, the heat of body surface is difficult to be delivered to described seat surface wall portion etc.Its result, described hollow cushion is difficult to feel cold when user takes a seat, better concerning user.
Embodiment
Adopt Fig. 1～Fig. 7 to describe the embodiment of above-mentioned hollow cushion.As shown in Figure 1, hollow cushion 1 has: underside wall portion 2, seat surface wall portion 3 and periphery wall portion 4.Seat surface wall portion 3 as shown in Figures 5 and 6, is configured to state relative with underside wall portion 2 and isolation, and has as shown in Figure 1 the seat surface 31 that user takes a seat.Periphery wall portion 4 as shown in Figure 1, connects the periphery edge of underside wall portion 2 and the periphery edge of seat surface wall portion 3.Underside wall portion 2, seat surface wall portion 3 and periphery wall portion 4 have pliability, and as shown in Figures 5 and 6, the inner space 11 being impaled by them forms hollow.In addition, as shown in FIG. 1 to 3, the periphery edge of seat surface wall portion 3, at least clipping the central portion 32 of seat surface wall portion 3, relative position has the protrusion 5 swelling more upward than the central portion 32 of seat surface wall portion 3 together with periphery wall portion 4.And as shown in Figures 5 and 6, the inside 50 of protrusion 5 is connected with inner space 11 and forms hollow.
As shown in Figure 2, the shape while overlooking is circular to hollow cushion, is configured to its middle body and plays a role as seat surface 31.In addition, hollow cushion 1 has: as protrusion 5, be adapted to surround seat surface 31, a pair of side protrusion 51, rear protrusion 52 and the place ahead protrusion 53.
Seat surface wall portion 3, underside wall portion 2 and the periphery wall portion 4 of hollow cushion 1, formed by having flexual flexible vinyl chloride resin, and thickness is separately 5.5mm.In addition, the outer surface of hollow cushion 1 is that the outer surface of seat surface wall portion 3, underside wall portion 2 and periphery wall portion 4 implements flocking coating.Flocking coating is by the outer surface of hollow cushion 1 is carried out with the short fiber of the bonding nylon of bonding agent.
Though not shown, underside wall portion 2 forms the discoideus of the shape roughly the same with the shape of hollow cushion 1 when overlooking.In addition, as shown in Figures 5 and 6, in underside wall portion 2, be provided with for by air Injection inner space 11 or from the check valve 21 of its discharge.
As shown in Figure 2, the shape of seat surface wall portion 3 when overlooking is circular, and its middle body has the seat surface 31 of the flat condition of forming.In this example, seat surface wall portion 3 is adapted to underside wall portion 2 and seat surface 31 almost parallels, and the height H of seat surface 31 (with reference to Fig. 6) is 70.2mm.In addition, as shown in Figures 5 and 6, in the periphery edge of the present portion 3 that faces the wall and meditates, form respectively the region of a pair of side protrusion 51, rear protrusion 52 and the place ahead protrusion 53, be along with the periphery edge from seat surface 31 side and crooked curved surface shape upward outward.
As shown in Figures 3 and 4, it is crooked and be connected between underside wall portion 2 and seat surface wall portion 3 that the central portion 41Shao Xiang foreign side of its above-below direction bloats ground in periphery wall portion 4.
As shown in Figures 2 and 3, the edge, both sides of seat surface wall portion 3 has a pair of side protrusion 51 for protrusion 5.A pair of side protrusion 51 as shown in Figures 2 and 3, stands the both sides that are located at the central portion 32 that clips seat surface wall portion 3.In addition, as shown in Figure 4, the trim line 510 while seeing side protrusion 51 from foreign side is protruding upward curve-like.In this example, the height I (with reference to Fig. 4) of side protrusion 51 is 142mm.
In addition, as shown in Figure 6, connect shape in the longitudinal section of the periphery wall portion 4 of a pair of side protrusion 51 and 511 side, the top protrusion 51 of seat surface wall portion 3 and be protruding circular-arc upward.And, the circular arc that the radius of curvature of the 511Cheng Qi longitudinal section, top of side protrusion 51 is 14mm, and clip top 511 and connected periphery wall portion 4 is 40 ° with the angle that seat surface wall portion 3 forms.
In addition, the radius of curvature at above-mentioned top 511 and periphery wall portion 4 and the angle that seat surface wall portion 3 forms, calculate according to the method for the above-mentioned approximate circle of use.That is, as shown in Figure 7, in the longitudinal section of side protrusion 51, by the circular-arc part of setting for by the imaginary approximate circle 513 on its summit 512 in the trim line 510 that is similar to top 511.The radius R of the approximate circle 513 obtaining is thus as the radius of curvature at top 511.Then, as shown in Figure 7, draw overlappingly the imaginary approximate circle 513 using this radius of curvature as radius with the trim line 510 at top 511, in the both sides that clip summit 512, i.e. present portion's 3 sides and periphery wall portion 4 sides of facing the wall and meditating respectively, the trim line 510 of having set top 511 starts to leave the point 514 (with reference to Fig. 7) of approximate circle 513.And, as shown in Figure 7,2: 514, draw tangent line 515 respectively, the angle that the angle θ that two undercut lines 515 are formed forms as periphery wall portion 4 and seat surface wall portion 3.
As shown in FIG. 1 to 3, the edge, rear of seat surface wall portion 3 has the rear protrusion as protrusion 5.Rear protrusion 52 as shown in FIG. 1 to 3, the vertical edge, rear that is located at seat surface wall portion 3, and be adapted between a pair of side protrusion 51 and connect.In this example, the height J (with reference to Fig. 5) of the central portion of rear protrusion 52 is 93mm.In addition, as shown in Figure 3, rear protrusion 52 forms with its central portion as the most lower along with uprising gradually to side.
In addition, as shown in Figure 5, the top 521 that connects periphery wall portion 4 in rear protrusion 52 and the seat surface wall portion 3 in the wings shape in the longitudinal section of protrusion 52 is protruding circular-arc upward.And the longitudinal section at the top 521 of rear protrusion 52 is the circular arc that radius of curvature is 14mm, and clip top 521 and connected periphery wall portion 4 is 40 ° with the angle that seat surface wall portion 3 forms.In addition, though not shown, the angle that the radius of curvature in the top 521 of above-mentioned rear protrusion 52 and periphery wall portion 4 and seat surface wall portion 3 form, with side protrusion 51 in the same manner according to having used the method for approximate circle to calculate.
In addition, as shown in FIG. 1 to 3, the place ahead central portion of seat surface wall portion 3 has the place ahead protrusion 53 as protrusion 5.The place ahead protrusion 53 is provided on the center line 12 of side direction of hollow cushion 1 (with reference to Fig. 2), and as shown in Figure 5, forms along with forwards and gradually from the state of protuberance around.
In addition, as shown in Figures 1 and 3, the place ahead protrusion 53 both sides of the front side of the present portion 3 that faces the wall and meditates, have non-protrusion 532, and the described non-protrusion 532 forwardly below at the top 531 of protrusion 53 is connected with periphery wall portion 4.That is, the periphery ora terminalis of the non-protrusion 532 present portions 3 that face the wall and meditate is provided between the place ahead protrusion 53 and each side protrusion 51.
Then, the action effect of hollow cushion 1 is described.As shown in Figure 2, hollow cushion 1 is, in seat surface outer peripheral edges portion, presently faces the wall and meditates the clipping central portion 32 of portion 3 and at least two relative portion's bit positions have the protrusion 5 swelling more upward than seat surface wall portion 3 central portions 32 together with periphery wall portion 4.In addition, as shown in Figures 5 and 6, the inside 50 of protrusion 5 is connected with inner space 11 and forms hollow.Therefore,, when user takes a seat, the seat surface 31 that can suppress hollow cushion 1 forms the phenomenon of labile state to the undue inclination of a direction.
In addition, as mentioned above, can suppress the undue attenuation of thickness of the periphery edge of hollow cushion 1.Therefore,, under the state of taking a seat user, hollow cushion 1 can moderately carry out the action of fascinating of seat surface 31.Such as carrying out the occasions such as the oscillating motion of waist, twist motion, easily improve movement effects.
In addition, user, be landed under the state on seat surface 31, hollow cushion 1 is configured to the structure that air in inner space 11 easily concentrates on protrusion 5 inside 50.Therefore, seat surface wall portion 3 sides of protrusion 5 produce scalable, the easy shape along user's buttocks.Its result, the identical sense that easily improves the seat surface 31 of hollow cushion 1, carries out fascinating of seat surface 31 and can obtain higher sense of stability while moving.So, hollow cushion 1 can have sense of stability carries out the action of fascinating of seat surface 31, when just taking a seat and two sides in when action of fascinating of seat surface 31 all easily obtain sense of stability.Its result, hollow cushion 1 also can be suitably used as motion assisted tool.
In addition, as shown in FIG. 1 to 3, seat surface wall portion 3 has a pair of side protrusion 51 that is provided in its edge, both sides as protrusion 5.Therefore, a pair of side protrusion 51 is provided in respectively the user's who takes a seat side.Thus, hollow cushion 1 moves and forms the higher state of stability to fascinating of side for seat surface 1.Its result, hollow cushion 1 can be more suitably used as motion assisted tool.
In addition, as shown in FIG. 6 and 7, the top 511 that connects periphery wall portion in a pair of side protrusion 51 4 and seat surface wall portion 3 is protruding upward circular arc in the shape of the longitudinal section of protrusion 5.And the radius of curvature of the longitudinal section at top 511 is 5～30mm, and clip top 511 and connected periphery wall portion 4 surpasses 0 °, is less than 80 ° with the angle that seat surface wall portion 3 forms.Thus, the intensity at top 511 structurally becomes greatly, and when user takes a seat, top 511 is difficult to distortion.Therefore,, when user is landed in seat surface wall portion 3, the shape of side protrusion 51 is difficult to distortion.
In addition, as shown in Figure 4, a pair of side protrusion 51, while seeing side protrusion 51 from foreign side, its trim line 510 is protruding upward curve-like.Therefore, the intensity of a pair of side protrusion 51 structurally becomes greatly, and a pair of side protrusion 51 is difficult to distortion when user takes a seat.
So, a pair of side protrusion 51, the shape both sides when the shape He Cong foreign side of longitudinal section is seen make shape as described above, thereby when user takes a seat, are more difficult to distortion.Its result, when user is landed in seat surface wall portion 3, easily from inner space, 11 to a pair of side protrusion 51, assemble, so two sides of hollow cushion 1 when just taking a seat and while fascinating action easily obtains higher sense of stability due to more air.
In addition, as shown in Figures 1 and 2, seat surface wall portion 3 has the rear protrusion 52 that is provided in its edge, rear as protrusion 5.Therefore, when user takes a seat, air also easily 11 moves and concentrates protrusion 52 in the wings from inner space.Its result, two sides of hollow cushion 1 when just taking a seat and while fascinating action easily obtain higher sense of stability.
In addition, as shown in FIG. 1 to 3, in this example, rear protrusion 52 is adapted to and is connected between a pair of side protrusion 51.Therefore, a pair of side protrusion 51, by being connected between its each rear ora terminalis by rear protrusion 52, thereby easily limits the distortion of a pair of side protrusion 51Xiang foreign side.Its result, the identical sense that more easily improves the seat surface 31 of hollow cushion 1, two sides of hollow cushion 1 when just taking a seat and while fascinating action easily obtain higher sense of stability.
In addition, as shown in Figure 5, the top 521 that connects periphery wall portion 4 in rear protrusion 52 and seat surface wall portion 3 is protruding upward circular arc in the shape of the longitudinal section of protrusion 52 in the wings.And the radius of curvature of the longitudinal section at top 521 is 5～30mm, and clip top 521 and angle that connected periphery wall portion 4 and seat surface wall portion 3 form is to surpass 0 °, be less than 80 °.Thus, rear protrusion 52 is identical with side protrusion 51, and the intensity at top 521 structurally becomes greatly, and when user takes a seat, top 521 is difficult to distortion.Therefore,, when user is landed in seat surface wall portion 3, the shape of rear protrusion 52 is difficult to distortion.
In addition, as shown in Fig. 1～Fig. 5, seat surface wall portion 3 has the place ahead protrusion 53 that is provided in its place ahead central portion as protrusion 5.Therefore,, when user takes a seat, air also easily 11 moves and concentrates on the place ahead protrusion 53 from inner space.Its result, two sides of hollow cushion 1 when just taking a seat and while fascinating action easily obtain higher sense of stability.
In addition, as shown in FIG. 1 to 3, the place ahead protrusion 53 both sides of the front side of the present portion 3 that faces the wall and meditates, have non-protrusion 532, and the described non-protrusion 532 forwardly below at the top 531 of protrusion 53 is connected with periphery wall portion 4.Therefore, user Ke Jiang foot is placed on non-protrusion 532 and is landed on seat surface 31.In addition, the place ahead protrusion 53 easily, along the shape of user's buttocks, can suppress the dislocation of seat surface 31 with user's buttocks in shape.Its result, the identical sense that more easily improves the seat surface 31 of hollow cushion 1 easily obtains higher sense of stability concerning user.
In addition, the outer surface of seat surface wall portion 3, periphery wall portion 4 and underside wall portion 2 implements flocking coating.Thus, when user carries out when action of fascinating of seat surface 31, can further strengthen the frictional force of user's buttocks and seat surface 31.Therefore, user's buttocks is difficult to, from seat surface 31 dislocation, can more easily carry out the action of fascinating of seat surface 31.Its result, hollow cushion 1 easily obtains higher sense of stability, can be used as more suitably motion assisted tool.
In addition, because the outer surface at hollow cushion 1 forms the layer consisting of short fiber, therefore implement the wall portion of flocking coating, there is thermal insulation.Therefore,, when user takes a seat, the heat of body surface is difficult to be delivered to seat surface wall portion 3 etc.Its result is difficult to feel the creeping chill of hollow cushion 1 when user takes a seat, better concerning user.
In addition, in this example, as the material of underside wall portion 2, seat surface wall portion 3 and periphery wall portion 4, use and there is flexual flexible vinyl chloride resin.Flexible vinyl chloride resin has pliability, and after being subject to the distortion that external force causes, has the character that easy increase returns to the restoring force of original form.Therefore, used the hollow cushion 1 of flexible vinyl chloride resin, more easily improved the identical sense of seat surface 31, two sides when just taking a seat and while fascinating action easily obtain higher sense of stability.
As mentioned above, hollow cushion 1 easily makes user's stable posture, also can be used as motion assisted tool.
In addition, in the above-described embodiments, as protrusion 5, exemplified with the example with the hollow cushion 1 of a pair of side protrusion 51, rear protrusion 52 and the place ahead protrusion 53, but protrusion 5 be provided at least clip seat surface wall portion 3 central portion 32 and on relative position.That is, for example, also can take the structure that a pair of side protrusion 51 is only set, there is no rear protrusion 52 and the place ahead protrusion 53, or take a pair of side protrusion 51 is not set and the structure with rear protrusion 52 and the place ahead protrusion 53.
In addition, the shape of a pair of side protrusion 51, rear protrusion 52 and the place ahead protrusion 53, is not limited to the shape of above-described embodiment.For example, the trim line 510 while seeing a pair of side protrusion 51 from foreign side is not made curve-like, and can consider the vertical structure parallel with underside wall portion 2 etc. that be set as in its upper end.In addition, for the shape of the longitudinal section at the top in each protrusion 5, do not make circular-arcly yet, and can consider to do orthogonal structure etc.
In addition, the material of hollow cushion 1, is not limited to flexible vinyl chloride resin, so long as have flexual material, can adopt known material.In the middle of them, employing has pliability and is being subject to having the material that easy increase returns to this character of restoring force of original form after the distortion that external force causes, the hollow cushion 1 of the sense of stability of two Fang Genggao when as mentioned above, can obtain when just taking a seat and fascinating action.
Claims (12)
1. a hollow cushion, is characterized in that, has:
Underside wall portion;
Seat surface wall portion, this seat surface wall portion is configured to the relative also state of isolation with described underside wall portion, and has the seat surface that user takes a seat; And
Periphery wall portion, this periphery wall portion connects the periphery edge of described underside wall portion and the periphery edge of described seat surface wall portion;
Described underside wall portion, described seat surface wall portion and described periphery wall portion have pliability, and the inner space that they impale forms hollow,
The periphery edge of described seat surface wall portion, is at least clipping the central portion of described seat surface wall portion and relative position has protrusion, and described protrusion swells more upward than the central portion of described seat surface wall portion together with described periphery wall portion,
The inside of this protrusion is connected and forms hollow with described inner space.
2. hollow cushion as claimed in claim 1, is characterized in that, the shape that described protrusion has in longitudinal section is protruding upward circular-arc top.
3. hollow cushion as claimed in claim 2, it is characterized in that, described top is the circular arc that radius of curvature is 5～30mm in longitudinal section, and clips described top and angle that connected described periphery wall portion and described seat surface wall portion form surpasses 0 °, is less than 80 °.
4. the hollow cushion as described in any one in claim 1～3, is characterized in that, described seat surface wall portion has a pair of side protrusion that is provided in edge, both sides as described protrusion.
5. hollow cushion as claimed in claim 4, is characterized in that, described a pair of side protrusion, and while seeing this side protrusion from outside, its trim line is protruding upward curve-like.
6. the hollow cushion as described in any one in claim 1～3, is characterized in that, described seat surface wall portion has the rear protrusion that is provided in edge, rear as described protrusion.
7. the hollow cushion as described in any one in claim 1～3, is characterized in that, described seat surface wall portion has the place ahead protrusion that is provided in the place ahead central portion as described protrusion.
8. hollow cushion as claimed in claim 7, is characterized in that, in the both sides of described the place ahead protrusion of the front side of described seat surface wall portion, has non-protrusion, and described non-protrusion is connected with described periphery wall portion below the top of this place ahead protrusion.
9. the hollow cushion as described in any one in claim 1～3, is characterized in that, at the outer surface of at least described seat surface wall portion and described periphery wall portion, is provided with flocking coating layer.
10. a hollow cushion, is characterized in that, has:
Underside wall portion;
Seat surface wall portion, this seat surface wall portion is configured to the relative also state of isolation with described underside wall portion, and has the seat surface that user takes a seat; And
Periphery wall portion, this periphery wall portion connects the periphery edge of described underside wall portion and the periphery edge of described seat surface wall portion;
Described underside wall portion, described seat surface wall portion and described periphery wall portion have pliability, and the inner space that they impale forms hollow,
The periphery edge of described seat surface wall portion, is at least clipping the central portion of described seat surface wall portion and relative position has protrusion, and described protrusion swells more upward than the central portion of described seat surface wall portion together with described periphery wall portion,
The inside of this protrusion is connected with described inner space and forms hollow,
Described seat surface wall portion has: as a pair of side protrusion described protrusion, that be provided in edge, both sides and the rear protrusion that is provided in edge, rear.
11. 1 kinds of hollow cushions, is characterized in that having:
Underside wall portion;
Seat surface wall portion, this seat surface wall portion is configured to the relative also state of isolation with described underside wall portion, and has the seat surface that user takes a seat; And
Periphery wall portion, this periphery wall portion connects the periphery edge of described underside wall portion and the periphery edge of described seat surface wall portion;
Described underside wall portion, described seat surface wall portion and described periphery wall portion have pliability, and the inner space that they impale forms hollow,
The periphery edge of described seat surface wall portion, is at least clipping the central portion of described seat surface wall portion and relative position has protrusion, and described protrusion swells more upward than the central portion of described seat surface wall portion together with described periphery wall portion,
The inside of this protrusion is connected with described inner space and forms hollow,
Described seat surface wall portion has: as a pair of side described protrusion, that be provided in edge, both sides protrusion, the place ahead protrusion of being provided in the rear protrusion of edge, rear and being provided in the place ahead central portion.
12. 1 kinds of hollow cushions, is characterized in that having:
Underside wall portion;
Seat surface wall portion, this seat surface wall portion is configured to the relative also state of isolation with described underside wall portion, and has the seat surface that user takes a seat; And
Periphery wall portion, this periphery wall portion connects the periphery edge of described underside wall portion and the periphery edge of described seat surface wall portion;
Described underside wall portion, described seat surface wall portion and described periphery wall portion have pliability, and the inner space that they impale forms hollow,
The periphery edge of described seat surface wall portion, is at least clipping the central portion of described seat surface wall portion and relative position has protrusion, and described protrusion swells more upward than the central portion of described seat surface wall portion together with described periphery wall portion,
The inside of this protrusion is connected with described inner space and forms hollow,
Described seat surface wall portion has: as a pair of side described protrusion, that be provided in edge, both sides protrusion, the place ahead protrusion of being provided in the rear protrusion of edge, rear and being provided in the place ahead central portion,
Both sides at described the place ahead protrusion of the front side of described seat surface wall portion have non-protrusion, and described non-protrusion is connected with described periphery wall portion below the top of this place ahead protrusion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-284722 | 2012-12-27 | ||
| JP2012284722A JP2014124446A (en) | 2012-12-27 | 2012-12-27 | Hollow cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203735838U true CN203735838U (en) | 2014-07-30 |
Family
ID=50984443
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320877771.XU Expired - Fee Related CN203735838U (en) | 2012-12-27 | 2013-12-27 | Hollow seat cushion |
| CN201310739912.6A Pending CN103892616A (en) | 2012-12-27 | 2013-12-27 | Hollow cushion |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310739912.6A Pending CN103892616A (en) | 2012-12-27 | 2013-12-27 | Hollow cushion |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2014124446A (en) |
| CN (2) | CN203735838U (en) |
| TW (1) | TWI595851B (en) |
| WO (1) | WO2014104048A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10882231B2 (en) | 2014-08-29 | 2021-01-05 | Keter Plastic Ltd. | Injection molded panels |
| JP6905855B2 (en) * | 2017-05-08 | 2021-07-21 | 株式会社 Ｍｔｇ | Seating gear |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890004A (en) * | 1974-01-16 | 1975-06-17 | Larry E Rail | Body support |
| JP2003275065A (en) * | 2002-03-20 | 2003-09-30 | Yoshimitsu Yamaguchi | Air cushion |
| JP2006167165A (en) * | 2004-12-16 | 2006-06-29 | Mitsunori Osawa | Exercise device |
| JP4682298B2 (en) * | 2005-08-08 | 2011-05-11 | 株式会社フジ医療器 | Exercise equipment |
| JP4855952B2 (en) * | 2007-01-17 | 2012-01-18 | 株式会社ポリテック・デザイン | Cushion body and manufacturing method thereof |
| JP5975649B2 (en) * | 2012-01-11 | 2016-08-23 | 日本ケミカル工業株式会社 | Vertical chair |
| SG11201404215UA (en) * | 2012-04-13 | 2014-10-30 | Mtg Co Ltd | Exercise assisting tool |
-
2012
- 2012-12-27 JP JP2012284722A patent/JP2014124446A/en active Pending
-
2013
- 2013-12-25 WO PCT/JP2013/084556 patent/WO2014104048A1/en active Application Filing
- 2013-12-26 TW TW102148464A patent/TWI595851B/en active
- 2013-12-27 CN CN201320877771.XU patent/CN203735838U/en not_active Expired - Fee Related
- 2013-12-27 CN CN201310739912.6A patent/CN103892616A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN103892616A (en) | 2014-07-02 |
| TWI595851B (en) | 2017-08-21 |
| JP2014124446A (en) | 2014-07-07 |
| WO2014104048A1 (en) | 2014-07-03 |
| TW201433286A (en) | 2014-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20191227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |