CN208625073U - A kind of air back cushion - Google Patents
A kind of air back cushion Download PDFInfo
- Publication number
- CN208625073U CN208625073U CN201820395153.4U CN201820395153U CN208625073U CN 208625073 U CN208625073 U CN 208625073U CN 201820395153 U CN201820395153 U CN 201820395153U CN 208625073 U CN208625073 U CN 208625073U
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- Prior art keywords
- air chamber
- air
- back cushion
- chamber
- epicuticle
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
- A47D13/00—Other nursery furniture
- A47D13/08—Devices for use in guiding or supporting children, e.g. safety harnesses
- A47D13/083—Baby feeding cushions
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C20/00—Head -, foot -, or like rests for beds, sofas or the like
- A47C20/02—Head -, foot -, or like rests for beds, sofas or the like of detachable or loose type
- A47C20/025—Supports specially adapted for pregnant women
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- Health & Medical Sciences (AREA)
- Gynecology & Obstetrics (AREA)
- Pregnancy & Childbirth (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
The utility model discloses a kind of air back cushion, air back cushion includes the opening portion of the air chamber of lit-par-lit structure, multiple cutting parts, the first air valve, the second air valve and trunk or the neck insertion for user.Air back cushion provided by the utility model is not only simple in structure, easy to use, and weight is smaller, and gas permeability is preferable, can effectively solve the problem that the air back cushion problem sagging because of weight when in use.
Description
Technical field
The utility model relates to household items technical fields, and in particular to a kind of air back cushion.
Background technique
When mother carries out lactication to baby, for the posture for keeping baby, the dedicated sky of lactication available on the market is generally used
Gas back cushion.Current back cushion generally use in cotton filling or the material of foam sponge class complete, this can not only make back cushion
The soft or hard appropriateness and shape is easily kept in lactication, is also convenient for carrying.
However, the high density filling of current back cushion cotton because in or foam sponge class material can generate biggish weight, this
So that back cushion is in use, storage and carries all relatively difficult.
On the one hand, current air back cushion can be generated makes baby fall into asking in back cushion due to the weight of baby
Topic, meanwhile, because air back cushion is made of mostly film of synthetic resin, also it is easy to produce sultry air-locked problem.
On the other hand, when current back cushion is used for pregnant woman side pillow, it is larger that there is also weight, inconvenient to use, sultry
Air-locked problem.
Utility model content
The purpose of this utility model is to provide a kind of air back cushions, larger to solve existing back cushion weight, using not
It is convenient, sultry air-locked problem.
To achieve the above object, the utility model provides a kind of air back cushion comprising has the air chamber, more of lit-par-lit structure
The opening portion of a cutting part, the first air valve, the second air valve and trunk or the neck insertion for user；
The air chamber includes the second air chamber for being located at the first air chamber of lower-layer structure and constructing positioned at upper layer, described
First air chamber and the second air chamber are semiannular shape, and first air chamber is made of lower epidermis and endothelium, and described second
Air chamber is made of epicuticle and the endothelium, and the endothelium is that the top surface of the first air chamber and the bottom surface of the second air chamber are total to
With；
Multiple cutting parts extend along the radial direction of second air chamber, and second air chamber is divided into
Multiple spaces, each cutting part are provided with venthole；
After the second air chamber expansion, the section part clipped by the cutting part is along radius and the side vertical with radius
To arched protrusion, and the outside perimeter sides of the epicuticle are mobile；
First air valve is set to first air chamber, is used to supply gas for the first air chamber；
Second air valve is set to second air chamber, is used to supply gas for the second air chamber.
Preferably, the air back cushion further includes inflatable neckpillow portion and third air valve, and inflatable neckpillow portion can
Dismantling connection is in the upper surface of second air chamber, and inflatable neckpillow portion is located at the end of second air chamber；
The third air valve is set to inflatable neckpillow portion, is used to supply gas for inflatable neckpillow portion.
Preferably, first air chamber and the second air chamber are in half elliptic, and the air back cushion is used for pregnant woman side
Pillow.
Preferably, the epicuticle, the endothelium and the lower epidermis are made of film of synthetic resin, and described
The stacking direction of two air chambers is maximum total maximum with a thickness of first air chamber and the second air chamber stacking direction
The 1/6-3/4 of thickness.
Preferably, the both ends of the cutting part are provided with the venthole.
Preferably, the inner edge portion of the epicuticle and the inner edge portion deposition of lower epidermis are bonded to inner ring edge and
The outer ring edge that the outer edge deposition of the outer edge of the epicuticle and the lower epidermis is bonded to is by first air chamber
Highest is displaced to central location.
Preferably, the two sides of the endothelium is both provided with fold.
Preferably, the width of the radial direction of second air chamber is narrower than the width of the radial direction of first air chamber
Degree, and second air chamber is arranged along the interior avris of first air chamber.
Preferably, the protrusion is arranged 5 to 20.
The utility model has the advantages that
Air back cushion provided by the utility model comprising have the air chamber, multiple cutting parts, the first air of lit-par-lit structure
The opening portion of valve, the first air valve and trunk or the neck insertion for user.Wherein, there is the air chamber of lit-par-lit structure not only
The weight of back cushion is dramatically reduced, different shapes can also be made according to the needs of users, it is extremely convenient to use, together
When, after air back cushion is deflated, volume is substantially reduced, and facilitates storage and transport.In addition, at the multiple grand of radioactive section setting
The part of the arch risen has well solved when air back cushion bears baby or object with baby's equivalent weight easily to sink to falling into
With sultry air-locked problem.
Detailed description of the invention
Fig. 1 is the practical molding example of air back cushion lactication back cushion provided by the utility model (ontology slightly tilts) inclined-plane
Figure.
Fig. 2 is the practical molding example of air back cushion lactication back cushion provided by the utility model (ontology slightly tilts) plane
Figure.
Fig. 3 is the cross-section diagram of the A-A of Fig. 2.
Fig. 4 is the practical molding example of air back cushion lactication back cushion provided by the utility model (ontology slightly tilts) bottom surface
Figure.
Fig. 5 is the practical molding example of air back cushion lactication back cushion provided by the utility model (ontology slightly tilts) (a)
Front elevation, (b) back view, (c) right hand view.
Fig. 6 is that (ontology slightly tilts) of the lactication back cushion of Fig. 1 is cased with the strabismus under housing (pillow sham) state.
Fig. 7 is the air back cushion lactication provided by the utility model practical molding example of back cushion (ontology does not tilt) inclined-plane
Figure.
Fig. 8 is the air back cushion lactication provided by the utility model practical molding example of back cushion (ontology does not tilt) plane
Figure.
Fig. 9 is the cross-section diagram of the A-A of Fig. 7.
Figure 10 is the air back cushion lactication provided by the utility model practical molding example of back cushion (ontology does not tilt) bottom
Face figure.
Figure 11 is the air back cushion lactication provided by the utility model practical molding example of back cushion (ontology does not tilt)
(a) front elevation, (b) back view, (c) right hand view.
Figure 12 is the structural plan figure in the inflatable neckpillow portion of air back cushion provided by the utility model.
In figure, 1- lactication back cushion, the first air chamber of 2- (lower air chamber), the second air chamber of 3- (upper air chamber), 31- fills
Gas formula neckpillow portion, the opening portion 4-, 5- cutting part, the upside 6- outer peripheral edge, 7- lower outer periphery edge, 8- the first air valve (lower air
Valve), the second air valve of 9- (goes up air valve), 10- third air valve, 11- epicuticle, 12- endothelium, 13- lower epidermis, table in 14-
Skin, 15- protrusion, the top 16-, the bending section 17-, 41- left front end, 42- right front ends, the left end 43- protrusion, 44- right end protuberance
Portion, 45- inner peripheral, the ventilation of the outside 51- is empty, ventilation sky on the inside of 52-, the maximum gauge of the stacking direction of the second air chamber of h1-,
Total, the W1- aperture breadth of the maximum gauge of the first air chamber of h2- and the second air chamber stacking direction, the upside W2-
Outer peripheral edge side breadth.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
Air back cushion provided in this embodiment, for being baby's lactication, lactication back cushion 1 includes the first of approximate semiannular shape
Air chamber 2, the top position positioned at the first air chamber 2 and thickness are than the second air chamber 3 of relatively thin nearly semicircular and for lactication
The trunk insertion opening portion 4 of person, lactication back cushion 1 further include the first air valve 8 supplied gas for the first air chamber and are the second sky
The second air valve 9 that gas chamber is supplied gas.
It should be noted that Fig. 1-6 is the diagram of the lactication back cushion 1 after the expansion of the first air chamber 3, Fig. 2-11 is that lactication is leaned on
Diagram after the second air chamber deflation of pad 1.The dotted portion of each drawing is perspective visible shape line in the past.
In the present embodiment, lactication is nearly semi-circular (or nearly C letter shape) with back cushion, and left front end 41 and right front ends 42 shape
It is to depend on form as the angle such as 150-270 degree (it is recommended that best 180 degree of -240 degree) of semicircle.Here semiannular shape (or
Person's C letter shape) opening portion 4 just as in adult open-back can keep best use when being for trunk to be inserted into
State.The connecting band that left front end 41 is connected with right front ends 42 in example is not provided with (with reference to Fig. 2), if left front end 41 and the right side
The setting connecting band of front end 42 is also possible, can preferably improve use state retentivity.
Specifically, the upside outer peripheral edge 6 of epicuticle 11 and the middle position part of lower outer periphery edge 7 are mesocuticle 14.The
One air chamber 2 is impaled by the lower epidermis 13 for constituting the composition bottom surface of endothelium 12 and mesocuticle 14 and mesocuticle side by side above
A sealing space since coming constitutes the lower layer of lit-par-lit structure (referring to Fig. 3).Epicuticle 11, mesocuticle 14, endothelium 12
And lower epidermis 13 is made of film of synthetic resin.Thin synthetic resin is to select to compare relatively to be suitble to by the material of voluptuousness, real
Applying example is the resin film material with 0.4mm thickness.
The present embodiment in order to preferably show the methods of composition, use by epicuticle 11, mesocuticle 14 and lower epidermis 13
Transparent film is made, and endothelium 12 is made of translucent film.Dyeing film of synthetic resin is also possible in fact, pattern print
Brush is in such as being all possible in the lining of epicuticle etc..Wherein, the inner edge portion of the inner edge portion of epicuticle 11 and lower epidermis 13
Deposition bonds (for example, ultrasonic deposition) into inner peripheral 45, the outer edge (outer edge of mesocuticle 14) of epicuticle 11 and under
The outer edge deposition of epidermis 13 is bonded to the part of outer peripheral edge 7.Supplying gas and queuing for first air chamber 2 is by with anti-reverse
The air valve of the lid of deflation, the first air valve 8 are responsible for completion.
In the present embodiment, the second air chamber 3 is by being epicuticle 11 above and bottom surface is the closing that endothelium 12 is constituted
Space and the upper layer of stepped construction construction (referring to Fig. 3).Endothelium 12 is upside outer peripheral edge 6, lower outer periphery edge 7 and inner circumferential
45 deposition of edge bonds.When each air chamber is deflated, epicuticle 11 and lower epidermis 13 is prevented to be sticky in together, therefore on endothelium 12
Fold is done in face or concave-convex processing is very important.
The both ends of the form of the present embodiment, the first air chamber 2 and the second air chamber 3 are set as same position (namely
The position of 41 right front ends 42 of left front end) or two front ends of the second air chamber 3 inside of first air chamber 2 is set.
In addition, endothelium does not extend to outer peripheral edge 7 in this example, so the construction of mesocuticle 14 is double-deck, mesocuticle
Double-deck necessity is not had to, and it is also possible that single layer is made in all or part of mesocuticle 14.And middle table
Skin 14 by endothelium 12 extension constitute it is also possible, then a part by epicuticle extend overlapping it is also possible up.
Specifically, the length above the radial direction of the second air chamber 3 is than length above the radial direction of the first air chamber 2
Short (such as 1/2-11/12), and the second air chamber 3 is to be arranged partially by inner circumferential side.Such construction, the first air chamber 2
When expansion, to inner circumferential side, slowly inclined inclined-plane constitutes epithelium 11.There are also the maximum gauges of the stacking direction of the second air chamber 3
H1 is layer laminate construction air chamber (namely total h2 of the maximum gauge of 3 stacking direction of the first air chamber 2 and the second air chamber
Such as 1/6-3/4 (recommendation ratio 1/5-1/2).The section configuration of the radial direction of second air chamber 3 is that inner circumferential is arrived at top 16
Edge direction (referring to Fig. 3) that gradually thinning shape is constituted.Here top 16 is exactly the highest part of lactication back cushion 1.Second
3 to the first air chamber 2 of air chamber bears more pressure, and the first air chamber 2 and the second air chamber 3 generate differential expansion, at this moment curved
Pars convoluta 17 generates (described in detail later).Exhaust supply gas for the second air chamber 3 is to prevent the second empty of reversed deflation function by having
What air valve 9 was completed.
It in the present embodiment, is that epicuticle 11 is bonded to 12 deposition of endothelium to the linear cutting part 5 that radial direction stretches
Radial formation.As shown in figure 8, the interval of each cutting part 5 i.e. 4 inside breadth W1 of opening portion ratio upside outer peripheral edge side breadth
What W2 narrow state was constituted.After the expansion of the second air chamber 3, the protrusion of slightly cone is formed.Protrusion 15, left end
The section of the epicuticle 11 of protrusion 43, the radial direction of left end protrusion 44 and the intersection of nearly right angle orientation is arched, and
And the epicuticle 11 of the central portion radial direction of each protrusion (i.e. protrusion 15, left end protrusion 43, left end protrusion 44)
Section (referring to Fig. 3) is also that arched therefore load-bearing above and resistance to principal characteristic are extraordinary.Then setting section appropriate
It is the quantity of the protrusion 15 of arch, thus since infant weight makes the amplitude sunk above realize that minimum limit is possible.
In addition, a part of each cutting part 5 is groove composition, groove may insure to divulge information, sultry air-locked situation when making lactication
It is cleared up.What the quantity of protrusion 15 was not particularly limited, such as the setting of protrusion 15 5-20 (it can be a with 6-18, or
It can also be with 8-18).
In the present embodiment, the both ends part of each cutting part 5 does not reach upside outer peripheral edge 6 and inner peripheral 45, each to swell
Portion 15 is connected to venthole 51 and inside venthole 52 on the outside of air and respective positions is respectively set.But the use of each protrusion 15
The position of venthole and quantity to ventilate are not limited by example, for example, the central position of the 5 of each cutting part is arranged in venthole
It sets also possible.
The application method of air back cushion provided in this embodiment: lactication back cushion 1 to the second air chamber 3 in use, first fill
Gas is allowed to expand, then is allowed to expand to the inflation of the first air chamber 2.If first expanding the first air chamber 2, endothelium 12 can be oppressed
Epithelium 11, needing to supply gas while extracting the gas of the first air chamber 2 out to the second air chamber, this creates the terminal need to adjust shape
The problem of shape.It is allowed to expand to the inflation of the second air chamber 3 by the second air valve 9,11 left protrusions of protrusion 15 and 2
43, right protrusion 44 and then expands, and the inclined-plane that top 16 to inner peripheral 45 is mitigated is formed.In other words, lower outer periphery edge 7 rises,
Inner peripheral 45 declines epicuticle 11 and is formed to the inclined state in inner circumferential side (referring to Fig. 5 and Figure 11), and 45 side of inner peripheral is arrived at top 16
To inclination, the inclined surface for being very suitable to posture when lactication is formed.Baby on this inclined surface when lying down, the face and body of baby
Body makes to become from the breast lactication of lactication person very easily towards the side of lactication person.
In the present embodiment, after 3 inflation of the second air chamber, when the inflation of the first air chamber 2 is more than a certain amount of, one
Stock can make the radial direction section of the first air chamber 2 at circular strength setting in motion, and the first air chamber 2 gives the second air chamber
3 bring pressure are allowed to deform, and bending section 17 is with regard to this formation.At this moment, pressure ratio the second air chamber 3 of the first air chamber 2 is low.It is real
Material is thus formed Fig. 3 by 7.0KPa when the such as pressure of the pressure 0.8KPa of the first air chamber 2, the second air chamber 3 for example.But
The formation for being bending section 17 is changed with the variation of the relative pressure degree of the first air chamber 2 and the second air 3, even if bending
Therefore the effect that portion 17 cannot form above-mentioned utility model will not have change.
Preferably, it is the improvement of baby skin contact sense, and can installs one to lactication back cushion 1 with absorbing sweat
Cover made of the fabric of chemical fibre or cotton etc.Such as Fig. 6, lactication back cushion 1 is mounted with the oblique view of the state of cover.
After the second air valve 9 is deflated, the small inclined-plane that arch protrusion 15 is formed disappears, and the first air is 2 radius
The section in direction becomes round even elliptical shape (referring to Fig. 9).In embodiment, the second air chamber 3 is deflated, the first air chamber 2
In swelling state, the arc-shaped reality that the arc-shaped and lower epidermis 13 that epicuticle 11 is constituted is constituted becomes above and below using middle line as axis
Symmetrical state.When this state, lower outer periphery edge 7 and inner peripheral 45 shift the short transverse of the first air chamber 2 onto central position
It sets.In other words, the center of the radial direction of lactication back cushion 1 is the position that the top 16 above peripheral side is moved to radial direction center
It sets.When second air chamber 3 expands, the surface slope ratio top 16 of top 16 and the composition of inner peripheral 45 and outer peripheral edge 7 are constituted
Surface slope it is gently very much, in the state that the second air chamber is not inflated, surface slope that top 16 and inner peripheral 45 are constituted
The surface slope constituted with top 16 and lower outer periphery edge 7 is same degree.
In the present embodiment, lactication is used with 1 second air chamber 3 of back cushion usually swelling state, and as needed second
It is also admissible for using under the non-aerating state of air chamber 3 or using in terms of other purposes.For example, the publications such as reading report
When support arm elbow, or this computer of taking notes platform be also can be with the back cushion in addition leaned against is also possible.
Above example explanation, originally lactication back cushion do not have to the highdensity filling of middle cotton or cannot without foam sponge class
The inclined-plane for the suitable lactication realized, present lactication back cushion 1 are achieved by the lit-par-lit structure of two air chambers.Air filling makes
Ontology self weight lightweight becomes possible, due to having height is again thick and solid to become to occur using the difficult problem of disposition very much again.And
And cutting part is formed by groove, groove may insure to ventilate, and improve sultry problem.
In addition, can fold after air release, the advantage being convenient for carrying is highlighted, management space, the cost of transport are ok
It is greatly decreased.Simultaneously using film of synthetic resin make constitute washing be possible, it is dirty fall off it is very easy.And synthesis tree
Membrane of lipoprotein is by the bonding manufacture of grinding tool plane deposition, so the factory of swimming equipment can give birth in general production swim ring
Produce manufacture.
It is to be illustrated according to the form of recommendation, but the utility model is not limited solely to case history above
This form.The form of example above-mentioned can make various good change and improvement, increase the form of variation and improvement
Article also belong to the support range of the utility model technology.
The air back cushion of the utility model is the back cushion for being very suitable to lactication, while being also to be very suitable to do neckpillow.
Do neckpillow using when can use support neck the adjustable function of surface slope, by adjusting the pressure of the second air chamber
It adjusts that soft or hard degree is also possible, in addition there is the advantage of portability.
Embodiment 2
It is identical as 1 part of embodiment the present embodiment provides another air back cushion, below different piece be introduced.
As shown in figure 12, in the present embodiment, when inflatable neckpillow portion 31 makes lactication person carry out lactication to child, child
Head be used to pillow, this makes child more comfortable in lactation.It, can be by it when being without the use of inflatable neckpillow portion 31
Directly disassembled from the second air chamber 3, it is easy to operate, it is easy to use.Air is filled in the inside in inflatable neckpillow portion 31, this into
One step alleviates the weight of air back cushion, so that the lactication process of lactication person is more easy and convenient.
Embodiment 3
It is identical as 1 part of embodiment the present embodiment provides another air back cushion, below different piece be introduced.
In the present embodiment, air back cushion further includes inflatable neckpillow portion 31 and third air valve 10, inflatable neckpillow portion
31 are removably connected to the upper surface of the second air chamber 3, and inflatable neckpillow portion 31 is located at the end of the second air chamber 3；Third
Air valve 10 is set to inflatable neckpillow portion 31, is used to supply gas for inflatable neckpillow portion.
In addition, the first air chamber and the second air chamber are in half elliptic, air back cushion is used for pregnant woman side pillow.
When the first air chamber 2 and the second air chamber 3 be in half elliptic when, pregnant woman lie on one's side both legs clamp air back cushion one
End, the belly of pregnant woman are filled in the recess portion of air back cushion, and head pillow is in the inflatable neckpillow of the other end of the second air chamber 3
Portion 31.
Preferably, air back cushion further includes waist pad, and waist pad is removably connected to the bottom end at 2 middle part of the first air chamber,
When pregnant woman lies on one's side, waist is located on waist pad.
Air back cushion provided in this embodiment can satisfy the padded head of pregnant woman, pad waist, the demand for lifting leg, can allow four limbs
It is comfortable to loosen, reduce the stretching to waist muscle, can be relieved the pregnancy period common has a pain in the back.And the air back cushion weight compared with
Gently, gas permeability is preferable, gives pregnant woman splendid experience of lying on one's side.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (9)
1. a kind of air back cushion, which is characterized in that the air back cushion include the air chamber of lit-par-lit structure, multiple cutting parts,
The opening portion of first air valve, the second air valve and trunk or the neck insertion for user；
The air chamber include positioned at lower-layer structure the first air chamber and positioned at upper layer construction the second air chamber, described first
Air chamber and the second air chamber are semiannular shape, and first air chamber is made of lower epidermis and endothelium, second air
Room is made of epicuticle and the endothelium, and the endothelium is that the top surface of the first air chamber and the bottom surface of the second air chamber share；
Multiple cutting parts extend along the radial direction of second air chamber, second air chamber are divided into multiple
Space, each cutting part are provided with venthole；
After second air chamber expansion, the section part that is clipped by the cutting part along radius and the direction vertical with radius at
Arch protrusion, and the outside perimeter sides of the epicuticle are mobile；
First air valve is set to first air chamber, is used to supply gas for the first air chamber；
Second air valve is set to second air chamber, is used to supply gas for the second air chamber.
2. air back cushion as described in claim 1, which is characterized in that the air back cushion further includes inflatable neckpillow portion and
Three air valves, inflatable neckpillow portion are removably connected to the upper surface of second air chamber, and the inflatable neckpillow
Portion is located at the end of second air chamber；The third air valve is set to inflatable neckpillow portion, is used to be described
Inflatable neckpillow portion supplies gas.
3. air back cushion as described in claim 1, which is characterized in that first air chamber and the second air chamber are in half ellipse
Circle, the air back cushion are used for pregnant woman side pillow.
4. air back cushion as described in claim 1, which is characterized in that the epicuticle, the endothelium and the lower epidermis
It is made of film of synthetic resin, and the stacking direction of second air chamber is maximum with a thickness of first air chamber and institute
State the 1/6-3/4 that the second air chamber stacking direction adds up to maximum gauge.
5. air back cushion as claimed in claim 4, which is characterized in that the both ends of the cutting part are provided with the ventilation
Hole.
6. air back cushion as claimed in claim 5, which is characterized in that the inner edge portion of the epicuticle and the inner edge of lower epidermis
The outer edge at inner ring edge and the epicuticle and the outer edge deposition of the lower epidermis that edge deposition is bonded to are bonded to
Outer ring edge the highest of first air chamber is displaced to central location.
7. air back cushion as claimed in any one of claims 1 to 6, which is characterized in that the two sides of the endothelium is both provided with pleat
Wrinkle.
8. air back cushion as claimed in any one of claims 1 to 6, which is characterized in that the radial direction of second air chamber
Width is narrower than the width of the radial direction of first air chamber, and second air chamber is along the inner edge of first air chamber
Side setting.
9. air back cushion as claimed in any one of claims 1 to 6, which is characterized in that the protrusion is arranged 5 to 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395153.4U CN208625073U (en) | 2018-03-22 | 2018-03-22 | A kind of air back cushion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395153.4U CN208625073U (en) | 2018-03-22 | 2018-03-22 | A kind of air back cushion |
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| Publication Number | Publication Date |
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| CN208625073U true CN208625073U (en) | 2019-03-22 |
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ID=65730827
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| CN201820395153.4U Active CN208625073U (en) | 2018-03-22 | 2018-03-22 | A kind of air back cushion |
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| CN (1) | CN208625073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659770A (en) * | 2019-10-16 | 2021-04-16 | 江苏吉龙运动休闲用品有限公司 | Preparation process of swim ring with patterns |
-
2018
- 2018-03-22 CN CN201820395153.4U patent/CN208625073U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659770A (en) * | 2019-10-16 | 2021-04-16 | 江苏吉龙运动休闲用品有限公司 | Preparation process of swim ring with patterns |
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