CN101077260B - Shock absorption air changing mattress cushion - Google Patents
Shock absorption air changing mattress cushion Download PDFInfo
- Publication number
- CN101077260B CN101077260B CN200710028540.0A CN200710028540A CN101077260B CN 101077260 B CN101077260 B CN 101077260B CN 200710028540 A CN200710028540 A CN 200710028540A CN 101077260 B CN101077260 B CN 101077260B
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- Prior art keywords
- enclosing cover
- inner cap
- shock absorption
- pad
- absorption air
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Abstract
The invention discloses a kind of shock absorption air changing mattress cushion, comprise pad and lower pad, the enclosing cover and inner cap that support with elastic component is provided with between upper pad and lower pad, between enclosing cover and inner cap, mutual counterpart is installed and both are mutually detachable, is provided with the locating piece of locating for elastic component bottom the inwall of enclosing cover and inner cap separately.Elastic component comprises at least one inner spring coaxially arranged with enclosing cover, inner cap.The lid of enclosing cover or inner cap is provided with scavenge port, and scavenge port is at least two, and scavenge port is built with unidirectional leaf valve.Shock absorption air changing mattress cushion of the present invention has that mounting or dismounting are convenient, user can require arbitrarily to adjust according to body weight that supporting force, damping and air change are effective, the advantage of sanitation and hygiene.
Description
Technical field
The present invention relates to a kind of mattress cushion, is a kind of shock absorption air changing mattress cushion specifically.
Background technology
At present, on market, the structure of common sping mattress cushion mainly contains three kinds: the extexine of (1) pad is sewed up by decorative cover cloth and forms, and is coated with hundreds of Compress Spring be connected in series by spiral wire in length and breadth in top layer; (2) pad is contacted with suture way by hundreds of cloth bags or is bonded with PUR and is linked as a net, in each cloth bag, be placed with helical spring; (3) be mattress with foam sheet, in pad, be provided with through hole in order to place spring to strengthen its supporting force.Three kinds of above-mentioned mattress cushions, in the use procedure of reality, there is following weak point: (1) its pad is that sealing arranges, bonds or foamed sheet entity, more the more important is that its spring is all connected by steel wire one, or be fixed on pad, make pad and spring affixed integral, when spring needs repairing, even it is to take apart that pad dismounting extremely bothers, cause mattress cushion to keep in repair and and then be dropped or change; (2) due to hundreds of springs in mattress cushion or firmly connect with steel wire, or be fixed together with pad, people cannot change the spring supporting force of pad to adapt to the body weight requirement of different users, when the body weight of user is larger, or after pad uses for a long time, easily occur locally being damaged by pressure or the situation of inclination and distortion; (3) pad adopts sealing to sew up, bonds or foamed sheet entity, there is no active ventilation function, once in a while be only provided with the natural convection air hole of several hole as passivity at the coated periphery of the cover of mattress, the humidity of the pad inside be wrapped by, temperature, human scent are difficult to outside release discharges; (4) because pad inside does not have perfect air exchange system, inner spot, Zhu dust etc. cleaning difficulty, dust, human body skin exuviae bits horn becomes the grain of acarid, becomes bacteria breed hotbed, does not meet the requirement of sanitation and hygiene.
Such as application number is that 200310121202.3 Chinese invention application discloses that a kind of mattress with protective tubular encompassing elastic body; protective tubular encompassing elastic body described in this patent in can at the flexible snake abdomen shape cylindrical shell of short transverse, it can be flexible and stretch smoothly along with elastomer, protection cylinder to prevent between elastomer compression period embedding folder because of compression to the mattress body of through hole medial expansion.But in the use procedure of reality, the protection cylinder described in this patent has following shortcoming: 1. pad, elastomer and protection cylinder are fixed design, protection cylinder can not random change of location; 2. the spring protecting cylinder built-in is one, and produce a kind of supporting force of elastic modelling quantity only, user can not change the spring supporting force of mattress according to body weight; 3. do not have air exchange function, and easily pile up dust foreign material in pad, sanitary condition is not good.
And for example a kind of bag spring bed net disclosed in another Chinese patent ZL03210499.5, the elastic component described in this patent adopts " spring in spring " structure.Also following shortcoming is there is: between the non-woven bag spring string of 1. " spring in spring " structure of bed net and be that to adopt thermosol to be bonded as one overall between sack-spring string and bed wire side cover in the actual use procedure of the patented product, when spring blank damages, pad dismounting difficulty, maintenance trouble; 2. user arbitrarily can not adjust the flexible support power of " spring in spring " according to the Body Weight Variation of user; 3. " spring in spring " structure of bed net does not have enthusiasm displaced air function, the same easily collect dust foreign material of net bed.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of and install and remove conveniently, user can require arbitrarily to adjust according to body weight that supporting force, damping and air change are effective, the shock absorption air changing mattress cushion of sanitation and hygiene.
Goal of the invention of the present invention is achieved in that a kind of shock absorption air changing mattress cushion, comprise pad and lower pad, it is characterized in that: between described upper pad and lower pad, be provided with the enclosing cover and inner cap that support with elastic component, between enclosing cover and inner cap, mutual counterpart is installed and both are mutually detachable, the locating piece of locating for elastic component is provided with separately bottom the inwall of enclosing cover and inner cap, be provided with sealing ring between enclosing cover inwall and interior cover outer wall, the lid of enclosing cover or inner cap is provided with scavenge port.
Described elastic component comprises at least one inner spring coaxially arranged with enclosing cover or inner cap.
Described locating piece is the positioning boss matched with inner spring inner chamber, and the bottom of positioning boss and enclosing cover or inner cap is integrated to be connected.
Described locating piece be with enclosing cover and inner cap bottom the ring flange that matches, ring flange is provided with the locating flange matched with inner spring inner chamber.
Described scavenge port is at least two, and scavenge port is built with unidirectional leaf valve.
On the sidewall that described scavenge port is located at enclosing cover or bottom.
Described scavenge port is located at the bottom of inner cap.
Locating piece bottom described enclosing cover inwall is provided with motion bar, locating piece bottom inner cap inwall is provided with the fixed bar of band cavity, cavity and the motion bar of fixed bar match, the chamber wall of fixed bar has interconnective mounting groove and stopper slot, and motion bar is provided with the pin that all can match with mounting groove, stopper slot.
The wall body of described inner cap is provided with interconnective mounting groove and stopper slot, and the wall body of enclosing cover is provided with the pin that all can match with mounting groove, stopper slot.
The present invention, compared with the mattress cushion of prior art band damping effect, has the following advantages:
(1) between upper pad and lower pad, the inner cap supported with elastic component is provided with, enclosing cover, the locating piece of locating for elastic component is provided with bottom the inwall of enclosing cover and inner cap, and, also can at inner cap, between the locating piece of enclosing cover or tegmental wall be provided with by mounting groove, the position-limit mechanism of stopper slot and pin composition, device is constituted by an active connection by rigid member and elastic component, and, inner cap in pad, enclosing cover and between parts be combined as independently damping and air change unit, damping and air change unit adopts free placed type to install and arranges, each unit and parts thereof can arbitrarily be changed, dismounting is flexible, easy to maintenance, substantially prolongs the service life of mattress cushion.
(2) because each parts disassembling, assembling and replacing of product facilitates simple and easy, user can change the elastic component of different coefficient of elasticity to reach the effect of the flexible support power of arbitrarily adjustment mattress cushion by body weight, or make the local location of mattress cushion realize different supporting forces, to adapt to the user of different weight, user's seat of lying both has been made to comfort.
(3) mattress seat cushion during fabrication, can require according to the ventilation of pad and set the layout of scavenge port on lid, meanwhile, pad can move according to the health of user and realize inner active ventilation, the cross-ventilation improved inside and outside pad exchanges situation, improves the ventilation effect of pad.
(4) because of upper pad of the present invention, lower pad and between damping and air change device easy accessibility, in it, device can take out cleaning at any time, avoids foreign material dust to pile the growing of sum bacterium, sanitation and hygiene.
Accompanying drawing explanation
Accompanying drawing 1 has the overall schematic of damping and air change effect example for the present invention.
Accompanying drawing 2 has in damping and air change effect example for the present invention, the ventilatory state schematic diagram of the syndeton mode I of the devices such as inner cap, enclosing cover, locating piece, elastic component and unidirectional leaf valve.
Accompanying drawing 3 in syndeton mode I shown in accompanying drawing 2, the structural representation that inner cap, enclosing cover are connected with locating piece.
Accompanying drawing 4 has in damping and air change effect example for the present invention, the ventilatory state schematic diagram of the syndeton mode II of the devices such as inner cap, enclosing cover, locating piece, elastic component and unidirectional leaf valve.
Accompanying drawing 5 in syndeton mode II shown in accompanying drawing 4, the structural representation that inner cap, enclosing cover are connected with locating piece.
Accompanying drawing 6 has in damping and air change effect example for the present invention, the ventilatory state schematic diagram of the syndeton mode III of the devices such as inner cap, enclosing cover, locating piece, elastic component and unidirectional leaf valve.
Accompanying drawing 7 has in damping and air change effect example for the present invention, the ventilatory state schematic diagram of the syndeton mode IV of the devices such as inner cap, enclosing cover, locating piece, elastic component and unidirectional leaf valve.
Accompanying drawing 8 has in damping and air change effect example for the present invention, the ventilatory state schematic diagram of the syndeton mode V of the devices such as inner cap, enclosing cover, locating piece, elastic component and unidirectional leaf valve.
Accompanying drawing 9 in syndeton mode V shown in accompanying drawing 8, inner cap, enclosing cover, locating piece, motion bar and fixed bar connect STRUCTURE DECOMPOSITION figure.
Accompanying drawing 10 has the principle schematic of elastic component another set-up mode in inside and outside lid of damping and air change effect example for this present invention.
Accompanying drawing 11 has the principle schematic of damping and air change effect example scavenging way I for the present invention.
Accompanying drawing 12 has the principle schematic of damping and air change effect example scavenging way II for the present invention.
Accompanying drawing 13 is the structural representation that the present invention only has the embodiment of damping effect.
Accompanying drawing 14 is the structural representation that the present invention only has another embodiment of damping effect.
Accompanying drawing 15 only has in damping effect embodiment for the present invention, the inner cap of band mounting groove and stopper slot and a kind of structural representation of the enclosing cover of band pin.
Accompanying drawing 16 only has in damping effect embodiment for the present invention, the inner cap of band mounting groove and stopper slot and the another kind of structural representation of the enclosing cover of band pin.
Accompanying drawing 17 the present invention is as structural representation when massage bed, massage armchair.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
According to Fig. 1 to Figure 10, Figure 13 to Figure 16, shock absorption air changing mattress cushion of the present invention, comprise pad 1 and lower pad 2, on this, pad 1, lower pad 2 are generally mattress, cushion mattress or plate pad, be provided with enclosing cover 3 and inner cap 4 that mutual counterpart installs between upper pad 1 and lower pad 2, and both enclosing cover 3 and inner cap 4 are mutually detachable.Support with elastic component between enclosing cover 3 and inner cap 4, this elastic component comprise at least one with enclosing cover 3, the coaxial inner spring 5 arranged of inner cap 4, for strengthening the shock absorbing resilient effect between enclosing cover 3, inner cap 4, outer spring 16 coaxial with it can be provided with outside inner spring 5, as shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 6, Fig. 7, Fig. 8, Figure 13 and Figure 14, or outer spring 16 is arranged in the outer circumference of inner spring 5, as shown in Figure 10; During two kinds of above-mentioned spring are arranged, its gauge of wire can be different and change and arrange according to the body weight of user.Meanwhile, enclosing cover 3 of the present invention is provided with the locating piece of locating for elastic component with the bottom interior wall of inner cap 4.In concrete preparation requirement, locating piece can be the positioning boss 6 matched with inner spring 5 inner chamber, the bottom of positioning boss 6 and enclosing cover 3 or inner cap 4 is integrated to be connected, as shown in Fig. 2, Fig. 6, Fig. 7 and Fig. 8, locating piece is in this class formation, and the bottom of spring and two lid inner chambers can be provided with pad 17, as shown in Figure 2, increase spring and lid contact area with this, reduce pressure suffered by lid; Or locating piece also can be the ring flange 7 be located at bottom inner cap 4 and enclosing cover 3, ring flange 7 is provided with the locating flange 71 matched with inner spring 5 inner chamber, and the intracavity bottom of enclosing cover 3 and inner cap 4 is located at by this ring flange 7 simultaneously, as shown in Fig. 1, Fig. 4, Figure 13 and Figure 14.In addition, be ring flange 7 when locating piece and the outer spring 16 arranged with circumference coordinates time, the card of the ring flange 7 in inner cap 4 also can be provided with half annulated column 18 of locating for outer spring 16, as shown in Figure 10 and Figure 16, the inner cylinder of half annulated column 18 and the internal face of inner cap 4 can play the role of positioning to outer spring 16.In addition, two kinds of above-mentioned inner spring 5, outer spring 16 arrange in form, inner spring 5 and outer spring 16 can take not contour form to arrange, the higher top of outer spring 16 is pressed on the inner bottom surface of enclosing cover 3, enclosing cover 3, and inner spring 5 is shorter, locate with the bottom surface of inner cap 4 or enclosing cover 3 and two locating pieces, when this structure can make user contact pad, produce the effect of level 2 buffering decompression, soft landing.
In addition, for realizing ventilation effect of the present invention, the lid of described enclosing cover 3 or inner cap 4 is provided with scavenge port 9, on the sidewall that scavenge port 9 can be located at enclosing cover 3 or bottom; Or when inner cap 4 is installed for reversing with enclosing cover 3 (, in bottom, inner cap 4 is upper for enclosing cover 3), as shown in Figure 7, scavenge port 9 also can be located at the bottom of inner cap 4.Scavenge port 9 is at least two and has air-breathing and degassing function respectively, its quantity is set to the best with four circumference, its set-up mode can be points two groups 180 ° and is arranged symmetrically with or single mutual 90 ° of settings of being separated by, and, in numerous damping and air change unit, for avoiding mutually nuzzling enclosing cover 3 because being there is dislocation stuck phenomenon during compression, scavenge port 9 end is set to land structure, and the height of land structure should be greater than the compression travel of lid.And be ensure that the gas compression chamber between exterior and interior cover 3 has good air-tightness, is provided with sealing ring 8 between enclosing cover 3 inwall and inner cap 4 outer wall, as shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 6, Fig. 7 and Fig. 8.Unidirectional leaf valve 10 is provided with in scavenge port 9.When unidirectional leaf valve 10 is used as blast pipe, the valve port of unidirectional leaf valve 10 is arranged towards the inner chamber of lid, and its opening direction is airflow direction; And when unidirectional leaf valve 10 is used as air-breathing, the valve port body arranged outside outwardly of unidirectional leaf valve 10, the opening direction of its valve port is airflow direction, as shown in Fig. 2, Fig. 4, Fig. 6, Fig. 7 and Fig. 8, period, for strengthening the circulation of air in lid, several air guide breach can be had in the end of locating piece, scavenge port 9 and air guide breach can strengthen the convection effects of the gas in lid, further strengthen the ventilatory of pad.In addition, when scavenge port 9 is located at the bottom of lid with unidirectional leaf valve 10, designer can be provided with the adjustment screw rod relative with valve block position in the outlet side of valve port, screw rod is adjusted by turn, what adjustable gave vent to anger valve block opens amplitude, to reduce the capacity of lid, realizes when capacity is less than inspiratory capacity, the pressure buffer effect of further increase two lid, as shown in Figure 6.
Figure 11 to Figure 12 is two kinds of best scavenging ways of the present invention, and four scavenge ports 9 mark with A, B, C, D respectively.And according to the suction and discharge requirement of reality, the suction and discharge of unidirectional leaf valve 10 are arranged should by the set-up mode of Fig. 2 or Fig. 4 etc.Wherein, Figure 11 is scavenging way I, A, D scavenge port 9 all as air entry, B, C scavenge port 9 as exhaust outlet, the arrangement of scavenge port 9 for circumferentially single 90 ° be separated by.When user's health leaves pad, enclosing cover 3 rises under the supporting role of elastic component, and the compression chamber between interior exocoel increases and produces siphonage to the gas in pad, and the gas in pad is sucked in compression chamber; When on pad is lain/sat on to user's health, elastic component pressurized, enclosing cover 3 declines, and immediately the air in compression chamber is discharged the inner chamber of lid, then by air-vent discharge corresponding on pad.Figure 12 is scavenging way II, A, C scavenge port 9 is all as air entry, B, D scavenge port 9 is as exhaust outlet, the arrangement of its scavenge port 9 is point two groups of settings of being separated by of being separated by 180 °, when user's health moves and makes lid oscilaltion move, pad and extraneous gas exchanges can be realized equally, reach better ventilation effect in pad.
Shown in Figure 13, Figure 14 is that the present invention is only as embodiment during vibration damping mattresses cushion, in this embodiment, inner cap 4, enclosing cover 3 and pad inside do not need to arrange air interchanger, and inner cap 4 and enclosing cover 3 only just need can realize the damping effect of mat under the interoperation of locating piece and elastic component.Wherein, according to different designs requirement, the inner cap 4 of two embodiments, the mounting means forward of enclosing cover 3 are installed or reversing is arranged.The present embodiment also can require according to the body weight of user and select suitable elastic component, and mat just can be made to reach good damping effect.
In the present invention, with enclosing cover 3, there is when linking good sealed unlatching effect for strengthening inner cap 4, interlocking position-limit mechanism can be provided with between inner cap 4 and enclosing cover 3, this structure can be following two kinds of forms: one: the locating piece bottom enclosing cover 3 inwall is provided with motion bar 11, motion bar 11 and locating piece are for being threaded, locating piece bottom inner cap 4 inwall is provided with the fixed bar 12 of band cavity, fixed bar 12 and locating piece are also for being threaded, cavity and the motion bar 11 of fixed bar 12 match, the chamber wall of fixed bar 12 has interconnective mounting groove 13 and stopper slot 14, motion bar 11 be provided with all can with mounting groove 13, the pin 15 that stopper slot 14 matches, as shown in Figure 8 and Figure 9, now, for ensureing the compression travel of lid and to prevent pin 15 from sliding on locating piece smooth and easy, locating piece can be used as counterbore form for installing motion bar 11 with the cavity of fixed bar 12, its two: the wall body of inner cap 4 is provided with interconnective mounting groove 13 and stopper slot 14, and the wall body of enclosing cover 3 is provided with the pin 15 that all can match with mounting groove 13, stopper slot 14, as shown in Figure 15 and Figure 16.In these two kinds interlocking position-limit mechanisms, mounting groove 13 and stopper slot 14 can be " ч " type structure, and as shown in Fig. 9 and Figure 15, or both one-tenth are similar to " Y " type structure, as shown in figure 16.Mounting groove 13 is being communicated with setting with stopper slot 14 along on lid axial direction, pin 15 sticks in mounting groove 13 while can assembling with motion bar 11 or enclosing cover 3, then with the rotation of enclosing cover 3, pin 15 can be threaded into stopper slot 14 li, when enclosing cover 3 knee-action, pin 15 just can only move up and down in stopper slot 14, and then realizes the interlocking limit effect of enclosing cover 3 and inner cap 4.
Accompanying drawing 17 the present invention is as embodiment when massage bed, massage armchair.In embodiment, in pad bottom, eccentric rotary mechanism is housed, lower pad 2 has air-vent, and as on the air-vent of air inlet, blower fan is being housed, and the forced air supply of blower fan coordinates the active ventilation of damping and air change unit, makes the ventilation effect of mattress, chair cushion better.
In sum, shock absorption air changing mattress cushion of the present invention, pad can realize convenient mounting or dismounting and the internal components cleaning of lid, and according to body weight, user can require that arbitrarily changing suitable elastic component regulates damping and air change effect, flexible and convenient to use.And by the cooperation of locating piece and elastic component, the cross-ventilation improved inside and outside mat exchanges situation, realizes pad internal main and moves airway dysfunction, improve damping and air change effect and the sanitary condition thereof of mat, improve the real economy benefit of mattress cushion.
Claims (9)
1. a shock absorption air changing mattress cushion, comprise pad (1) and lower pad (2), it is characterized in that: between described upper pad (1) and lower pad (2), be provided with the enclosing cover (3) and inner cap (4) that support with elastic component, between enclosing cover (3) and inner cap (4), mutual counterpart is installed and both are mutually detachable, the locating piece of locating for elastic component is provided with separately bottom enclosing cover (3) and the inwall of inner cap (4), sealing ring (8) is provided with between enclosing cover (3) inwall and inner cap (4) outer wall, the lid of enclosing cover (3) or inner cap (4) is provided with scavenge port (9).
2. shock absorption air changing mattress cushion according to claim 1, is characterized in that: described elastic component comprise at least one with enclosing cover (3) or the coaxial inner spring (5) arranged of inner cap (4).
3. shock absorption air changing mattress cushion according to claim 2, it is characterized in that: described locating piece is the positioning boss (6) matched with inner spring (5) inner chamber, the bottom of positioning boss (6) and enclosing cover (3) or inner cap (4) is integrated to be connected.
4. shock absorption air changing mattress cushion according to claim 2, it is characterized in that: described locating piece is the ring flange (7) matched with enclosing cover (3) and inner cap (4) bottom, and ring flange (7) is provided with the locating flange (71) matched with inner spring (5) inner chamber.
5. shock absorption air changing mattress cushion according to claim 1, is characterized in that: described scavenge port (9) is at least two, and scavenge port (9) is built with unidirectional leaf valve (10).
6. shock absorption air changing mattress cushion according to claim 5, is characterized in that: on the sidewall that described scavenge port (9) is located at enclosing cover (3) or bottom.
7. shock absorption air changing mattress cushion according to claim 5, is characterized in that: described scavenge port (9) is located at the bottom of inner cap (4).
8. shock absorption air changing mattress cushion according to claim 1, it is characterized in that: the locating piece bottom described enclosing cover (3) inwall is provided with motion bar (11), locating piece bottom inner cap (4) inwall is provided with the fixed bar (12) of band cavity, cavity and the motion bar (11) of fixed bar (12) match, the chamber wall of fixed bar (12) has interconnective mounting groove (13) and stopper slot (14), motion bar (11) is provided with the pin (15) that all can match with mounting groove (13), stopper slot (14).
9. shock absorption air changing mattress cushion according to claim 1, it is characterized in that: the wall body of described inner cap (4) is provided with interconnective mounting groove (13) and stopper slot (14), the wall body of enclosing cover (3) is provided with the pin (15) that all can match with mounting groove (13), stopper slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710028540.0A CN101077260B (en) | 2007-06-06 | 2007-06-06 | Shock absorption air changing mattress cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710028540.0A CN101077260B (en) | 2007-06-06 | 2007-06-06 | Shock absorption air changing mattress cushion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101077260A CN101077260A (en) | 2007-11-28 |
| CN101077260B true CN101077260B (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710028540.0A Expired - Fee Related CN101077260B (en) | 2007-06-06 | 2007-06-06 | Shock absorption air changing mattress cushion |
Country Status (1)
| Country | Link |
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| CN (1) | CN101077260B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105768686B (en) * | 2016-04-29 | 2018-01-05 | 烟台市立民红木家具有限公司 | Independent-lifting spring pad |
| CN106937906B (en) * | 2017-04-18 | 2018-04-20 | 青岛市中心医院 | A kind of detachable wheel chair cushions device |
| CN111820669B (en) * | 2020-07-06 | 2024-01-09 | 河北晚安家居科技有限公司 | Multilayer wave spring pad |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2604077Y (en) * | 2002-09-09 | 2004-02-25 | 胡平静 | Efficient ventilating shoes |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2201805Y (en) * | 1994-07-22 | 1995-06-28 | 易再雄 | New structural footwear |
| KR100808959B1 (en) * | 2003-05-23 | 2008-03-04 | 제프리 엠 사빈 | Mattress structure |
-
2007
- 2007-06-06 CN CN200710028540.0A patent/CN101077260B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2604077Y (en) * | 2002-09-09 | 2004-02-25 | 胡平静 | Efficient ventilating shoes |
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| CN101077260A (en) | 2007-11-28 |
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Granted publication date: 20160203 Termination date: 20160606 |