CN204120686U - Automatic up-down pillow - Google Patents
Automatic up-down pillow Download PDFInfo
- Publication number
- CN204120686U CN204120686U CN201420509024.5U CN201420509024U CN204120686U CN 204120686 U CN204120686 U CN 204120686U CN 201420509024 U CN201420509024 U CN 201420509024U CN 204120686 U CN204120686 U CN 204120686U
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- adjusting bracket
- pillow
- lying
- fixed
- pillow frame
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of automatic up-down pillow, it comprises pillowcase, pillow bracket, elevating mechanism, governor motion, pillow frame.Elevating mechanism is made up of power transmission shaft, sheave, interactive rope, pillow frame lifting lever, lever hinge, slide plate connecting plate, slide plate, chute; Elevating mechanism can ensure that changing sleeping position pillow top automatic horizontal rises, declines.Governor motion has 1 difference wheel, difference wheel carrier, difference wheel shaft, difference wheel rope, difference wheel knob, 2 lie on the back adjusting bracket, adjusting bracket drive link of lying on the back, adjusting bracket nut of lying on the back, adjusting bracket bolt of lying on the back, adjusting bracket screw rod of lying on the back, adjusting bracket knob of lying on the back composition, governor motion in use can meet individual demand.The utility model have personalization level high, easy to use, use in noiselessness, mechanical vibration, use freely, the advantage such as service life is longer.
Description
Technical field
The utility model relates to bedding, especially relates to a kind of can automatically change and the corresponding automatic up-down pillow that lifting occurs with sleeping posture.
Technical background
At present, daily used pillow is divided into two classes substantially: a class is a kind of pillow used in summer being material with wood and bamboo in summer; Another kind of warm pillow that is that be flexible (cotton, sponge etc. are core) or that inflate.Due to the physiological structure of people, which kind of pillow all can not meet the requirement of lying on one's side and lying on the back simultaneously.Therefore, many people have suffered from the relevant cervical spondylopathy of pillow or the people obtaining cervical spondylopathy, also can not get desirable taking good care of because of the deficiency of pillow and stadium is continued.Also even if people is had usually not feel well because pillow is not enough after wakeing up not ill.
Summary of the invention
The purpose of this utility model be to provide a kind of according to individual demand regulate low level (pillow height of lying on the back), lifting force (lifting force of pillow enemy) and automatically change with sleeping posture and to be correspondingly elevated, automatic up-down pillow freely easy to use.
The purpose of this utility model is achieved in that
A kind of automatic up-down pillow, feature is: comprise pillowcase, pillow bracket, elevating mechanism, governor motion, pillow frame, pillowcase encases pillow bracket, elevating mechanism, governor motion and pillow frame from the outside, middle part in pillowcase and bottom are respectively equipped with pillow bracket and pillow frame, two rows, totally four chutes are installed in the bottom of pillow bracket, each chute is respectively equipped with a rectangular slide plate, in each chute, be separately installed with the lifter slide that an energy horizontally slips along chute, on four lifter slides, be all fixed with slide plate connecting plate, the pillow frame of shaped as frame is made up of front matrix side plate, back side panel, left ladder type side plate and right ladder type side plate, a power transmission shaft installing hole is respectively provided with at the right and left of front matrix side plate and back side panel, two power transmission shaft installing holes on front matrix side plate and back side panel are corresponding between two, are respectively equipped with difference wheel installing hole and lie on the back to regulate spiral shell installing hole in the front-end and back-end of right ladder type side plate, elevating mechanism comprises two power transmission shafts, four pillow frame lifting levers, an adjusting bracket screw rod of lying on the back, two adjusting brackets of lying on the back, between two power transmission shaft installing holes that front side board is relative with back side panel the right and left, a power transmission shaft is respectively installed, in the rear end of every root power transmission shaft, a sheave is installed, sheave interaction rope is enclosed within two sheaves in left and right in the figure of eight, the bottom of the pillow frame lifting lever on two left sides is all movably connected with the slide plate connecting plate on two left sides respectively by lower lever hinge, the top of the pillow frame lifting lever on two left sides is separately fixed at the front and back end of the power transmission shaft on the left side, the bottom of the pillow frame lifting lever on two the right is all movably connected with the slide plate connecting plate on two the right respectively by lower lever hinge, the top of the pillow frame lifting lever on two the right is separately fixed at the front and back end of the power transmission shaft on the right, the pillow frame lifting lever of two on the left side forms inverted "eight" shape with the pillow frame lifting lever on two relative, the right, on every root power transmission shaft, between the pillow frame lifting lever of two front and back, each cover has an adjusting bracket sleeve pipe of lying on the back, an adjusting bracket of lying on the back is fixed with in the lie on the back rear and front end of adjusting bracket sleeve outer wall of every root, the left end of Zola's spring rope is fixed on the sheave on the left side, the right-hand member of Zola's spring rope is fixed on the left end of extension spring, the left end of wire drawing is fixed on the right-hand member of extension spring, the right-hand member of wire drawing is fixed on pulley, the extension spring difference wheel installing rack for installing extension spring difference wheel shaft is fixed with in the back side panel lower right corner of pillow frame, extension spring difference wheel installing hole is provided with in the right plate bottom of pillow frame, the right-hand member of extension spring difference wheel shaft is taken turns installing hole through extension spring difference to the right and stretches out in outside pillow frame, extension spring difference wheel knob is fixed with at the right-hand member of extension spring difference wheel shaft, extension spring difference wheel shaft be positioned at extension spring difference wheel installing rack left end be fixed with diameter be greater than extension spring difference wheel shaft diameter extension spring adjustment difference wheel, one end of difference wheel adjusting rope is bundled on extension spring adjustment difference wheel in the direction of the clock, be bundled on the extension spring difference wheel shaft of difference wheel adjusting rope right-hand member after the poor other end of taking turns adjusting rope walks around pulley counter clockwise, adjusting bracket screw hole of lying on the back is provided with on the right plate top of pillow frame, adjusting bracket screw rod of lying on the back is installed lying on the back in adjusting bracket screw hole, the one end stretched out in outside pillow frame at adjusting bracket screw rod of lying on the back is fixed with adjusting bracket screw rod knob of lying on the back, the adjusting bracket of lying on the back of front end is provided with adjustment supporting shaft hole of lying on the back on the right, the front end of the lie on the back adjusting bracket bolt vertical with adjusting bracket screw rod of lying on the back is fixed on to lie on the back and regulates in supporting shaft hole, adjusting bracket nut of lying on the back is fixed with in the rear end of adjusting bracket bolt of lying on the back, one end that adjusting bracket screw rod of lying on the back is arranged in pillow frame screws in adjusting bracket nut left, by rotating adjusting bracket screw rod knob of lying on the back, making to lie on the back adjusting bracket screw rod can at adjusting bracket nut rotation, just can regulate the angle of inclination of lie on the back adjusting bracket and horizontal plane, play the effect of pillow frame height, the two ends transmission bolt of adjusting bracket drive link of lying on the back is fixed on two, left and right and lies on the back in adjusting bracket supporting shaft hole.
Have wire drawing sleeve pipe at the middle outer wall cover of wire drawing, sheave outer wall is on the right fixed with Zola's silk baffle plate, and be fixed with right wire drawing baffle plate in the right plate upper inside wall of pillow frame, the two ends of wire drawing sleeve pipe are separately fixed on Zola's silk baffle plate and right wire drawing baffle plate.
Be fixed with the hook that is located by connecting at the outer end of every root chute, be provided with lifting lever connecting hole in the centre of pillow frame lifting lever, the lower end of positioning rope is fixed on and is located by connecting on hook, and the upper end of positioning rope is fixed on lifting lever connecting hole.
Hard packing or cushion is fixed with on pillow frame.Described hard packing is bamboo pad, and described cushion is cotton pad.
Pillow in the raw time, pillow frame under the effect of extension spring, by being fixed on the stay cord on the extension spring left side and left sheave, left sheave is turned right.By to be fixed on the right of extension spring and through the wire drawing of right sheave overhead gage, to make right sheave turn left.The rotation of the left and right power transmission shaft generation equal angular be integrated with left and right sheave.Left and right power transmission shaft makes left and right pillow frame lifting lever occur to swing downwardly towards both sides simultaneously.Left and right pillow frame lifting lever stirs the slide plate in the chute of left and right to both sides, until can not slide.
When pillow is in and lies on one's side state, because human brain creates pressure to pillow, the bottom of the pillow frame lifting lever of the right and left is to middle slip.Pillow frame moves downward, until neck vigorous in the raw time.Unless the enough wide persons of shoulder, pillow is in original state.
When pillow is in supine position, because human brain increases the pressure to pillow, the bottom of the pillow frame lifting lever of the right and left is continued to middle slip.Pillow frame continues to move downward, until adjusting bracket of lying on the back encounters pillow bracket.
Head due to everyone has heavily to be had gently.Therefore, rotate extension spring difference wheel knob, adjusting rope is loosened or tightens up, the wire drawing be fixed on pulley is also and then loosened or tightens up.Extension spring is equally loosened or tightens up in the effect of wire drawing, until meet individual demand.
When everyone lies on the back, require also different to the height of pillow.Therefore, also to be adjusted according to the comfort level of individual.During adjustment, rotation is lain on the back adjusting bracket screw rod knob, and adjusting bracket screw rod draws or promotes adjusting bracket nut of lying on the back, and the adjusting bracket bolt effect that makes to lie on the back is lain on the back adjusting bracket supporting shaft hole, draws or promotes adjusting bracket of lying on the back, making pillow frame change lowered height, until satisfied.
Pillow bracket can use the different structure such as plate, grid and net composition, above can cushioning, also can add hard packing sleep.
Therefore, the utility model have can automatically change with sleeping posture and correspondingly there is comfort level that lifting changes, effectively ensures in high quality to sleep, prevent sleep from causing because pillow is not good adverse consequences to produce, easy to use, use in noiselessness, mechanical vibration, use freely, the advantage such as service life is longer.
Accompanying drawing explanation
Fig. 1 is nature and the state pillow figure that lies on one's side;
Fig. 2 is the high-order pillow figure that lies on the back;
Fig. 3 is the low level pillow figure that lies on the back;
Fig. 4 is the soft pillow top pillow figure having pillowcase;
Fig. 5 is the bamboo pillow top pillow figure having pillowcase.
Wherein: 1, pillow frame 2, sheave 3, power transmission shaft 4, to lie on the back adjusting bracket sleeve pipe 5, to lie on the back adjusting bracket 6, drive link support pin 7, power transmission shaft installing hole 8, lifting lever connecting hole 9, backstay 10, be located by connecting hook 11, pillow frame lifting lever 12, slide plate connecting plate 13, slide plate 14, chute 15, drive link 16, drive link supporting shaft hole 17, difference wheel installing rack 18, pillow bracket 19, extension spring adjustment difference wheel 20, difference wheel adjusting rope 21, lever hinge 22, sheave interaction rope 23, extension spring rope 24, extension spring 25, wire drawing 26, to lie on the back adjusting bracket supporting shaft hole 27, to lie on the back adjusting bracket bolt 28, Zola's silk baffle plate 29, wire drawing sleeve pipe 30, to lie on the back adjusting bracket nut 31, to lie on the back adjusting bracket knob 32, lie on the back and regulate spiral shell installing hole 33, to lie on the back adjusting bracket screw rod 34, right wire drawing baffle plate 35, pulley 36, extension spring difference wheel knob 37, extension spring difference wheel shaft 38, difference wheel installing hole 39, pillowcase 40, soft pillow top 41, bamboo pillow top.
detailed description of the invention:
Contrast accompanying drawing below in conjunction with embodiment the utility model is described in further detail.
A kind of automatic up-down pillow, comprise pillowcase 39, pillow bracket 18, elevating mechanism, pillow frame 1, pillowcase encases elevating mechanism, pillow frame 1 and pillow bracket 18 from the outside, middle part in pillowcase and bottom are respectively equipped with pillow frame 1 and pillow bracket 18, two rows, totally four chutes 14 are installed on pillow bracket 1, each chute 14 is respectively equipped with a rectangular slide plate 13, in each slide plate 13, be separately installed with the lifter slide 13 that an energy horizontally slips along chute, be all fixed with slide plate connecting plate 12 in the upper end of four lifter slides 13, the pillow frame of shaped as frame is made up of front matrix side plate, back side panel, left ladder type side plate and right ladder type side plate, a power transmission shaft installing hole 7 is respectively provided with at the right and left of front matrix side plate and back side panel, two power transmission shaft installing holes 7 on front matrix side plate and back side panel are corresponding between two, are respectively equipped with difference wheel installing hole 37 and lie on the back to regulate spiral shell installing hole 32 in the front-end and back-end of right ladder type side plate, elevating mechanism comprises two power transmission shafts 3, four pillow frame lifting levers 11, an adjusting bracket screw rod 33 of lying on the back, two adjusting brackets 5 of lying on the back, between two power transmission shaft installing holes 7 that front side board is relative with back side panel the right and left, a power transmission shaft 3 is respectively installed, in the rear end of every root power transmission shaft 3, a sheave 2 is installed, sheave interaction rope 21 is enclosed within the figure of eight on two sheaves 2 in left and right, the bottom of the pillow frame lifting lever 11 on two left sides is all movably connected with the slide plate connecting plate 12 on two left sides respectively by lower lever hinge 21, the top of the pillow frame lifting lever 11 on two left sides is separately fixed at the front and back end of the power transmission shaft 3 on the left side, the bottom of the pillow frame lifting lever 11 on two the right is all movably connected with the slide plate connecting plate 12 on two the right respectively by lever hinge 21 below, the top of the pillow frame lifting lever 11 on two the right is separately fixed at the front and back end of the power transmission shaft 3 on the right, the pillow frame lifting lever 11 of two on the left side forms inverted "eight" shape with the pillow frame lifting lever 11 on two relative, the right, on every root power transmission shaft 3, between the pillow frame lifting lever 11 of two front and back, each cover has an adjusting bracket sleeve pipe 4 of lying on the back, an adjusting bracket 5 of lying on the back is fixed with in the lie on the back rear and front end of adjusting bracket sleeve pipe 4 outer wall of every root, the left end of Zola's spring rope 23 is fixed on the sheave 2 on the left side, the right-hand member of Zola's spring rope 23 is fixed on the left end of extension spring 24, the left end of wire drawing 25 is fixed on the right-hand member of extension spring 24, the right-hand member of wire drawing 25 is fixed on pulley 35, the extension spring difference wheel installing rack 17 for installing extension spring difference wheel shaft 37 is fixed with in the back side panel lower right corner of pillow frame 1, extension spring difference wheel installing hole 38 is provided with in the right plate bottom of pillow frame 1, the right-hand member of extension spring difference wheel shaft 37 is taken turns installing hole 38 through extension spring difference to the right and stretches out in outside pillow frame 1, extension spring difference wheel knob 36 is fixed with at the right-hand member of extension spring difference wheel shaft 37, the left end being positioned at extension spring difference wheel installing rack at extension spring difference wheel shaft 37 is fixed with the extension spring adjustment difference wheel 19 that diameter is greater than extension spring difference wheel shaft 37 diameter, one end of difference wheel adjusting rope 20 is bundled on extension spring adjustment difference wheel 19 in the direction of the clock, be bundled on the extension spring difference wheel shaft 37 of difference wheel adjusting rope 20 right-hand member after the poor other end of taking turns adjusting rope 20 walks around pulley 35 counter clockwise, adjusting bracket screw rod installing hole 32 of lying on the back is provided with on the trapezoidal side plate top, the right side of pillow frame 1, adjusting bracket screw rod 33 of lying on the back is installed lying on the back in adjusting bracket screw rod installing hole 32, the one end stretched out in outside pillow frame at adjusting bracket screw rod 33 of lying on the back is fixed with adjusting bracket screw rod knob 31 of lying on the back, the adjusting bracket of lying on the back of front end is provided with to lie on the back and regulates supporting shaft hole 26 on the right, the front end of the lie on the back adjusting bracket bolt 27 vertical with adjusting bracket screw rod 33 of lying on the back is fixed on to lie on the back and regulates in supporting shaft hole 26, adjusting bracket nut 30 of lying on the back is fixed with in the rear end of adjusting bracket bolt 27 of lying on the back, one end that adjusting bracket screw rod 33 of lying on the back is arranged in pillow frame screws in adjusting bracket nut 30 to the right, by rotating adjusting bracket screw rod knob 31 of lying on the back, the adjusting bracket screw rod 33 that makes to lie on the back can rotate in adjusting bracket nut 30, just can regulate the angle of inclination of lie on the back adjusting bracket 5 and horizontal plane, play the effect of determining to rest the head on frame 1 height, the two ends transmission support bolt 6 of adjusting bracket drive link 15 of lying on the back is fixed on two, left and right and lies on the back in adjusting bracket supporting shaft hole 16.
Wire drawing sleeve pipe 29 is had at the middle outer wall cover of wire drawing 25, sheave 2 outer wall is on the right fixed with Zola's silk baffle plate 28, be fixed with right wire drawing baffle plate 34 in the right lateral trapezoidal plate upper inside wall of pillow frame 1, the two ends of wire drawing sleeve pipe 29 are separately fixed on Zola's silk baffle plate 28 and right wire drawing baffle plate 34.
Be fixed with the hook 10 that is located by connecting at the outer end of every root chute 14, be provided with lifting lever connecting hole 8 in the centre of pillow frame lifting lever 11, the lower end of positioning rope 9 is fixed on and is located by connecting on hook 10, and the upper end of positioning rope 9 is fixed on lifting lever connecting hole 8.
Hard packing 41 or cushion 40 is fixed with on pillow frame 1.Described hard packing 41 is bamboo pad, and described cushion 40 is cotton pad.
Claims (4)
1. an automatic up-down pillow, it is characterized in that: comprise pillowcase, pillow bracket, elevating mechanism, governor motion, pillow frame, pillowcase encases pillow bracket, elevating mechanism, governor motion and pillow frame from the outside, middle part in pillowcase and bottom are respectively equipped with pillow bracket and pillow frame, two rows, totally four chutes are installed in the bottom of pillow bracket, each chute is respectively equipped with a rectangular slide plate, in each chute, be separately installed with the lifter slide that an energy horizontally slips along chute, on four lifter slides, be all fixed with slide plate connecting plate, the pillow frame of shaped as frame is made up of front matrix side plate, back side panel, left ladder type side plate and right ladder type side plate, a power transmission shaft installing hole is respectively provided with at the right and left of front matrix side plate and back side panel, two power transmission shaft installing holes on front matrix side plate and back side panel are corresponding between two, are respectively equipped with difference wheel installing hole and lie on the back to regulate spiral shell installing hole in the front-end and back-end of right ladder type side plate, elevating mechanism comprises two power transmission shafts, four pillow frame lifting levers, an adjusting bracket screw rod of lying on the back, two adjusting brackets of lying on the back, between two power transmission shaft installing holes that front side board is relative with back side panel the right and left, a power transmission shaft is respectively installed, in the rear end of every root power transmission shaft, a sheave is installed, sheave interaction rope is enclosed within two sheaves in left and right in the figure of eight, the bottom of the pillow frame lifting lever on two left sides is all movably connected with the slide plate connecting plate on two left sides respectively by lower lever hinge, the top of the pillow frame lifting lever on two left sides is separately fixed at the front and back end of the power transmission shaft on the left side, the bottom of the pillow frame lifting lever on two the right is all movably connected with the slide plate connecting plate on two the right respectively by lower lever hinge, the top of the pillow frame lifting lever on two the right is separately fixed at the front and back end of the power transmission shaft on the right, the pillow frame lifting lever of two on the left side forms inverted "eight" shape with the pillow frame lifting lever on two relative, the right, on every root power transmission shaft, between the pillow frame lifting lever of two front and back, each cover has an adjusting bracket sleeve pipe of lying on the back, an adjusting bracket of lying on the back is fixed with in the lie on the back rear and front end of adjusting bracket sleeve outer wall of every root, the left end of Zola's spring rope is fixed on the sheave on the left side, the right-hand member of Zola's spring rope is fixed on the left end of extension spring, the left end of wire drawing is fixed on the right-hand member of extension spring, the right-hand member of wire drawing is fixed on pulley, the extension spring difference wheel installing rack for installing extension spring difference wheel shaft is fixed with in the back side panel lower right corner of pillow frame, extension spring difference wheel installing hole is provided with in the right plate bottom of pillow frame, the right-hand member of extension spring difference wheel shaft is taken turns installing hole through extension spring difference to the right and stretches out in outside pillow frame, extension spring difference wheel knob is fixed with at the right-hand member of extension spring difference wheel shaft, extension spring difference wheel shaft be positioned at extension spring difference wheel installing rack left end be fixed with diameter be greater than extension spring difference wheel shaft diameter extension spring adjustment difference wheel, one end of difference wheel adjusting rope is bundled on extension spring adjustment difference wheel in the direction of the clock, be bundled on the extension spring difference wheel shaft of difference wheel adjusting rope right-hand member after the poor other end of taking turns adjusting rope walks around pulley counter clockwise, adjusting bracket screw hole of lying on the back is provided with on the right plate top of pillow frame, adjusting bracket screw rod of lying on the back is installed lying on the back in adjusting bracket screw hole, the one end stretched out in outside pillow frame at adjusting bracket screw rod of lying on the back is fixed with adjusting bracket screw rod knob of lying on the back, the adjusting bracket of lying on the back of front end is provided with adjustment supporting shaft hole of lying on the back on the right, the front end of the lie on the back adjusting bracket bolt vertical with adjusting bracket screw rod of lying on the back is fixed on to lie on the back and regulates in supporting shaft hole, adjusting bracket nut of lying on the back is fixed with in the rear end of adjusting bracket bolt of lying on the back, one end that adjusting bracket screw rod of lying on the back is arranged in pillow frame screws in adjusting bracket nut left, by rotating adjusting bracket screw rod knob of lying on the back, making to lie on the back adjusting bracket screw rod can at adjusting bracket nut rotation, just can regulate the angle of inclination of lie on the back adjusting bracket and horizontal plane, play the effect of pillow frame height, the two ends transmission bolt of adjusting bracket drive link of lying on the back is fixed on two, left and right and lies on the back in adjusting bracket supporting shaft hole.
2. automatic up-down pillow according to claim 1, it is characterized in that: have wire drawing sleeve pipe at the middle outer wall cover of wire drawing, sheave outer wall is on the right fixed with Zola's silk baffle plate, be fixed with right wire drawing baffle plate in the right plate upper inside wall of pillow frame, the two ends of wire drawing sleeve pipe are separately fixed on Zola's silk baffle plate and right wire drawing baffle plate.
3. automatic up-down pillow according to claim 1, it is characterized in that: be fixed with the hook that is located by connecting at the outer end of every root chute, lifting lever connecting hole is provided with in the centre of pillow frame lifting lever, the lower end of positioning rope is fixed on and is located by connecting on hook, and the upper end of positioning rope is fixed on lifting lever connecting hole.
4. automatic up-down pillow according to claim 1, is characterized in that: on pillow frame, be fixed with hard packing or cushion; Described hard packing is bamboo pad, and described cushion is cotton pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509024.5U CN204120686U (en) | 2014-09-05 | 2014-09-05 | Automatic up-down pillow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509024.5U CN204120686U (en) | 2014-09-05 | 2014-09-05 | Automatic up-down pillow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204120686U true CN204120686U (en) | 2015-01-28 |
Family
ID=52377084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420509024.5U Withdrawn - After Issue CN204120686U (en) | 2014-09-05 | 2014-09-05 | Automatic up-down pillow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204120686U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104223872A (en) * | 2014-09-05 | 2014-12-24 | 刘正 | Automatic lifting pillow |
| CN109223291A (en) * | 2018-08-28 | 2019-01-18 | 东北大学 | A kind of Multifunctional intelligent pillow of separately adjustable head, the height of neck and head angle |
-
2014
- 2014-09-05 CN CN201420509024.5U patent/CN204120686U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104223872A (en) * | 2014-09-05 | 2014-12-24 | 刘正 | Automatic lifting pillow |
| CN109223291A (en) * | 2018-08-28 | 2019-01-18 | 东北大学 | A kind of Multifunctional intelligent pillow of separately adjustable head, the height of neck and head angle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150128 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |