KR20120005893A - Functional pillow - Google Patents
Functional pillow Download PDFInfo
- Publication number
- KR20120005893A KR20120005893A KR1020100066582A KR20100066582A KR20120005893A KR 20120005893 A KR20120005893 A KR 20120005893A KR 1020100066582 A KR1020100066582 A KR 1020100066582A KR 20100066582 A KR20100066582 A KR 20100066582A KR 20120005893 A KR20120005893 A KR 20120005893A
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- functional pillow
- laryngeal
- larynx
- pillow
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/007—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows comprising deodorising, fragrance releasing, therapeutic or disinfecting substances
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/10—Pillows
Abstract
Description
The present invention stably supports the cervical spine, and comfortably covers the larynx and both cheeks to provide comfortable and stable support, so that healthy people as well as facial plastic patients, cervical intervertebral disc herniation, etc. can take a good night's sleep. It relates to a functional pillow.
Generally, a pillow is a bedding that allows the head to rest comfortably while sleeping, and if the wrong pillow is selected, stiff shoulders, snoring, and headache insomnia may be caused. Most of the pillow has a body with a cushion member made of an elastic material, such as cotton or sponge inside, the body has a flat shape as a whole to simply support the head of the person.
As a related technology of such a pillow, Patent Registration No. 0675262 discloses that a support groove for supporting the rear head is formed in the upper center portion of the body in which the contents are built in order to maintain the cushion, and the support neck supporting the side head is provided on the left and right sides of the support groove. In the pillow is formed, the support groove and the support neck is formed integrally with the protruding neck support portion is formed so as to increase the height in the order of the support groove, support neck, neck support portion, the neck support portion of the support neck side supports It is formed higher than the neck support portion of the groove side, the support neck is formed to be inclined upwardly to the rear, the support neck is formed with a concave ear support formed so that the ear of the sleeper can be placed, the front central portion of the neck support portion of the user's spine curve It characterized in that the auxiliary support having a gentle inclination to be maintained is formed Functional pillows have been published.
In addition, Patent Registration No. 0856571, "Pillow body is formed by connecting the first headrest and the second headrest integrally; A first support part provided on the pillow body opposite to the first headrest part to support one side or the head of the pillow body; A second support part provided on the pillow body opposite the second head support part to support the other side or the head of the pillow body; And a third support part provided on the pillow body between the first support part and the second support part so as to support the pillow body or the head together with the first support part and the second support part, and a space part is formed in the central part. Functional double-sided pillow ”has been published.
In addition, Korean Patent Laid-Open Publication No. 10-2010-0000356 "The bottom surface is detachably coupled to the top of the pillow is provided to protrude to the top of the pillow, recessed recessed to accommodate the user's back of the head in the center of the laryngeal accommodating groove is Is formed, the head support and cervical spine functional headrest pillow, characterized in that the neck incision is formed on one side in communication with the laryngeal accommodating groove has been published.
Conventional pillows, however, are designed to support the cervical spine and larynx, which are formed in the same curve as the “C”, but in particular face molding patients and cervical intervertebral discs, which require extremely stable cervical and larynx support at bedtime. There are still technically insufficient problems to be applied to patients with ruptured cervical disks and other patients requiring correct posture of the cervical spine and larynx.
The present invention was invented to solve the above problems, when the larynx is recessed in the shape corresponding to the appearance of the larynx, and when the larynx is placed in the laryngeal anterior to be formed extending to the front of the laryngeal groove. The cervical spine consists of a cervical spine supporting part formed with a curved surface corresponding to the curve of the cervical spine, and an elastic space formed behind the laryngeal anterior part so that the size of the laryngeal anterior part can be adjusted according to the size of the user's larynx placed corresponding to the laryngeal anterior part. By stably supporting the larynx and both cheeks to ensure a stable and stable support, various patients who need fixation of the cervical and larynx such as facial plastic patients, cervical intervertebral disc herniation, etc. To provide a functional pillow that can be taken as a problem to be solved.
In addition, it is an object to solve the problem of providing a very comfortable functional pillow by forming a recess in the larynx so that the inner periphery of the laryngeal anterior portion of the larynx can be wrapped around the user's cheek.
In addition, to solve the problem to provide a functional pillow made of any one material selected from memory foam, latex, sponge to comfortably support the user's larynx and cervical spine.
In addition, it is an object of the present invention to provide a functional pillow that can be comfortably supported by the user's larynx and cervical spine by the core layer and the outer skin layer surrounding the surface of the core layer.
In addition, to solve the problem to provide a functional pillow made of a different material so that the hardness of the core layer and the outer shell layer is different from each other to comfortably support the user's larynx and cervical spine.
In addition, it is an object of the present invention to provide a functional pillow that allows the user to comfortably support the larynx and cervical spine of the user by configuring the outer skin layer with a softer material than the core layer.
In addition, to solve the problem to provide a functional pillow to form a suede texture layer on the top surface layer of the pillow to further increase the design value.
In addition, by providing acupressure projections of 1 to 3 lines in the laryngeal anterior and cervical spine support in contact with the larynx and cervical spine, it provides a functional pillow that helps to promote health by stimulating the acupoints of the larynx and cervical spine of the user. The task is to solve the problem.
In addition, it is an object of the present invention to provide a functional pillow that can significantly improve the effect of acupressure by configuring acupressure protrusions of any one material selected from ceramics, magnets, and jade.
In addition, the material of the core layer is made of memory foam or latex, and the material of the outer skin layer is made of castella foam or sponge of soft hardness compared to the material of the core layer so as to comfortably support the user's larynx and cervical spine. Providing a pillow is a problem to be solved.
In addition, by adding a microcapsule type phase change material to the material of the core layer or the outer skin layer so that the user can feel cool and comfortable, such as taking away the heat of the larynx and cervical spine by the phase change of the phase change material. The problem to be solved is to provide a functional pillow.
In addition, the memory temperature of the microcapsule type phase change material is 25-35 ° C. so that the user can feel the coolness and comfort by taking away the heat of the larynx and cervical spine by the phase change of the phase change material when contacting the user's body. Providing a pillow is a problem to be solved.
In order to solve the above technical problem, the present invention is a laryngeal settled recess formed in a shape corresponding to the appearance of the larynx; A cervical vertebral support portion which extends in front of the laryngeal anterior portion and is formed in a curved surface corresponding to the curve of the cervical spine when the larynx is placed in the laryngeal anterior region; An expansion space formed by recessing one end of the back of the larynx in order to adjust the size of the laryngeal in accordance with the size of the larynx of the user placed in correspondence with the laryngeal set; The functional pillow characterized in that the configuration, including as a solution to the problem.
In addition, the laryngeal anterior portion is a functional pillow characterized in that the inner periphery of the laryngeal anterior portion of the larynx is recessed to a depth enough to cover the user's cheek area as a solution to the problem.
In addition, the material of the functional pillow, the functional pillow, characterized in that made of any one selected from memory foam, latex, sponge, castella foam as a means of solving the problem.
In addition, the functional pillow is a functional pillow characterized in that it consists of a core layer constituting the core and the outer skin layer surrounding the surface of the core layer as a means of solving the problem.
In addition, the functional layer, characterized in that the core layer and the outer shell layer is made of a material of different hardness as a means for solving the problem.
In addition, a functional pillow characterized in that the outer skin layer is made of a material of a softer hardness than the core layer as a solution to the problem.
In addition, a functional pillow characterized in that the suede textured layer is formed on the top surface layer of the functional pillow as a solution for the problem.
In addition, a functional pillow characterized in that the acupressure projections of 1-3 lines are formed in the laryngeal anterior portion and the cervical spine support portion in contact with the larynx and cervical spine region as a means of solving the problem.
In addition, the acupressure protrusion is a functional pillow, characterized in that composed of any one selected from ceramics, magnets, jade as a means for solving the problem.
In addition, the material of the core layer is composed of a memory foam or latex, the material of the outer skin layer is characterized in that the functional pillow, characterized in that composed of a soft hardness castor foam or sponge compared to the material of the core layer as a means for solving the problem.
In addition, the material of the core layer or the outer shell layer is characterized in that the microcapsule-type phase change material further comprises a functional pillow as a means of solving the problem.
In addition, a functional pillow characterized in that the memory temperature of the microcapsule type phase change material is 25 ~ 35 ℃ as a means for solving the problem.
The functional pillow according to the present invention has a laryngeal anterior portion that is formed in a shape corresponding to the appearance of the larynx, and is formed to extend toward the front of the ocular recess, and the curved surface that conforms to the curve of the cervical spine when the larynx is placed on the laryngeal anterior portion. The cervical vertebral support part is formed in the form, and the elastic space is formed in the back of the laryngeal anterior portion to adjust the size of the laryngeal anterior portion according to the size of the user's larynx corresponding to the laryngeal anterior portion to support the cervical spine stably. By comfortably wrapping the larynx and both cheeks to provide a comfortable and stable support, patients such as facial plastic patients, cervical intervertebral disc herniation patients, etc. can take a good night's sleep.
In addition, the laryngeal anterior portion of the laryngeal anterior portion of the laryngeal anterior portion of the larynx is formed to a depth enough to wrap the user's cheek area, so that the user can maintain a correct posture as well as take a good night's sleep.
In addition, the material of the pillow is composed of any one selected from memory foam, latex, and sponge, and the pillow is composed of a core layer and a skin layer surrounding the surface of the core layer, and the core layer and the skin layer are made of materials having different hardness from each other. However, the outer skin layer is made of a softer material than the core layer to comfortably support the user's larynx and cervical spine, thereby allowing the user to take a good night's sleep in a stable state.
In addition, by forming a suede texture layer on the top surface layer of the pillow, and by forming one to three lines of acupressure protrusions on the laryngeal anterior and cervical spine support portion in contact with the larynx and cervical spine, thereby eliminating the pillow cover when the pillow is washed. Eliminate the ills and promote the health through the acupressure effect of the acupressure projections.
In addition, the acupressure protrusion is composed of any one selected from ceramic, magnet and jade, and the core layer is made of memory foam or latex, and the outer skin layer is made of castor foam or sponge of soft hardness compared to the material of the core layer. By constructing, a more comfortable functional pillow can be provided.
In addition, by adding a microcapsule-type phase change material having a memory temperature of 25 ~ 35 ℃ to the core layer or the outer skin layer to make a pillow body contacted by the phase change of the phase change material when the body part of the user contacts the pillow By absorbing the heat of the site to maintain a cool state, the user can take a good night's sleep.
1 is a perspective view according to an embodiment of the present invention.
2 is a side cross-sectional view according to an embodiment of the present invention.
3 is a plan view according to an embodiment of the present invention.
Figure 4 is a plan view provided with acupressure projections in the laryngeal anterior portion and cervical spine support portion according to an embodiment of the present invention.
5 is a perspective view of a material layer of the core layer and the outer skin layer according to an embodiment of the present invention.
Figure 6 is a perspective view consisting of a material layer of the core layer, the outer skin layer and the suede texture layer according to an embodiment of the present invention.
The present invention comprises a laryngeal settled portion recessed into a shape corresponding to the appearance of the larynx; A cervical vertebral support portion which extends in front of the laryngeal anterior portion and is formed in a curved surface corresponding to the curve of the cervical spine when the larynx is placed in the laryngeal anterior region; An expansion space formed by recessing one end of the back of the larynx in order to adjust the size of the laryngeal in accordance with the size of the larynx of the user placed in correspondence with the laryngeal set; Functional pillow characterized in that it is configured to include a feature of the technical configuration.
In addition, the laryngeal anterior portion is characterized in that the functional pillow is characterized in that the inner periphery of the laryngeal anterior portion of the larynx is formed to a depth enough to cover the user's cheek area.
In addition, the material of the functional pillow, a functional pillow characterized in that made of any one selected from memory foam, latex, sponge, castella foam is characterized by a technical configuration.
In addition, the functional pillow is a functional pillow characterized by consisting of a core layer and the outer skin layer surrounding the surface of the core layer constituting the core.
In addition, the core layer and the outer shell layer is characterized in that the functional pillow, characterized in that composed of a material of different hardness.
In addition, the functional pillow characterized in that the outer layer is made of a softer material than the core layer is characterized by a technical configuration.
In addition, the functional pillow characterized in that the suede textured layer is formed on the top surface layer of the functional pillow is a feature of the technical configuration.
In addition, the functional pillow, characterized in that the chiropractic projection of 1 to 3 lines are formed in the laryngeal anterior portion and the cervical spine support portion in contact with the larynx and cervical spine.
In addition, the acupressure protrusion is characterized by the technical configuration of the functional pillow, characterized in that composed of any one selected from ceramic, magnet, jade.
In addition, the material of the core layer is composed of a memory foam or latex, the material of the outer skin layer is characterized in that the functional pillow, characterized in that composed of a soft hardness castor foam or sponge compared to the material of the core layer.
In addition, the material of the core layer or the outer shell layer is characterized in that the functional capsule further comprises a microcapsule type phase change material.
In addition, the memory of the microcapsule-type phase change material is characterized in that the functional pillow characterized in that the technical configuration of 25 ~ 35 ℃.
Referring to the configuration of the functional pillow according to the present invention with reference to the accompanying drawings as follows.
Functional pillow according to the present invention, as shown in Figures 1 to 3, laryngeal anterior portion (10) and laryngeal anterior portion that is formed in the center of the pillow recessed while conforming to the appearance of the larynx to stably wrap the larynx (10) of the cervical
More specifically, the laryngeal
In this way, the laryngeal
The cervical
The expansion and
In addition, the expansion and
On the other hand, the laryngeal
In addition, the material of the functional pillow according to the present invention, the entire material is composed of one material, or as shown in Figure 5 composed of two layers of the core layer (1) and the outer skin layer (2) or As shown in the figure, the
That is, when the material of the functional pillow according to the present invention as one material layer, the material of the functional pillow may be any one selected from memory foam, latex, sponge, and castella foam.
In addition, when the functional pillow according to the present invention is composed of a double material layer of the core layer (1) constituting the inner core and the outer skin layer (2) surrounding the surface of the core layer (1), it is in direct contact with the larynx and cervical region The
As shown in Figure 1 below, castella foam compensates for the disadvantages of poor thermal permeability and poor ventilation due to temperature permeability of conventional memory foams.It has 20 times higher air permeability, so it has excellent breathability, thermal conductivity and is not affected by temperature. And always maintain a constant elasticity.
In addition, unlike the conventional memory material, castella foam is designed with a soft texture and a structure that gently wraps around the head so that it helps to sleep better. And, as shown in Figure 2 below, the castella foam removes more than 90% of the air bubbles in the manufacturing process, and unlike other memory foams, it has an excellent breathable structure, so it absorbs and releases the heat of the head quickly so you can get a good night's sleep in a pleasant and fresh environment. Can be.
In addition, the existing memory foam structure lacks thermal conductivity and ventilation due to the combination of the open and closed cells as shown in Figure 3 below, but the castella foam structure is made of all the cells open structure as shown in Figure 4 below for breathability and thermal conductivity This is very excellent.
In addition, as the result of throwing ink into the existing memory foam as shown in Figure 5 below, there was almost no ink absorption, but as the result of throwing ink into the castella foam, it can be seen that ink absorption proceeds rapidly as shown in FIG. 6 below.
Picture 5
Picture 6
The thermal conductivity of the conventional memory foam is very slow because the cell structure is closed as shown in the
In addition, the castella foam is made of a silicone-based breathable structure, so that the product does not harden or recede under temperature changes, and thus the original softness and constant resilience of the product can be felt. On the other hand, the hardness of the existing memory foam is soft in the summer in the temperature change as shown in the
In order to see the change of physical properties of the memory foam material and castella foam material, the raw eggs were dropped at 4m in height.
Once again, the characteristics of the castella foam are briefly summarized. The castella foam is an open cell structure that is highly breathable and maintains a cool feeling all the time. The soft and excellent elasticity is called cotton so soft that it does not turn off. It supports C-shaped stably and disperses body pressure to maintain a good night's sleep.
In addition, the microcapsule type phase change material may be selectively added to the
On the other hand, the setting range of the storage temperature of the microcapsule type phase change material used for the functional pillow according to the present invention is preferably 25 to 35 ° C.
The phase change material (PCM) refers to a material used for the purpose of storing energy or keeping a temperature constant by using the latent heat absorption or release effect of the material. Is the heat absorbed or released at the same temperature when the substance is phase-changed, that is, from solid to liquid or liquid to solid, liquid to gas, or gas to liquid, and latent heat refers to sensible heat, that is, no phase change. Much greater than the amount of heat absorbed or released at the
Therefore, the phase change material (PCM) is to gradually increase the temperature when the ambient temperature is high, and gradually decrease the temperature when the ambient temperature is low, so that the cool state can be maintained for a long time in the summer, such as high ambient temperature, In winter, when the ambient temperature is low, there is a function to maintain a warm state for a long time.
That is, if a specific temperature is specifically stored for the phase change material (PCM), the phase change material may release heat or store heat in a corresponding temperature range to increase or decrease the ambient temperature. Bar, if you move from a cool place to a hot place in summer, the phase changes from solid to liquid to take away the surrounding heat to cool the surroundings, and if you move from a hot place to a cold place in winter, the phase changes from liquid to solid. It can release heat to warm the surroundings.
Therefore, when the pillow is manufactured by adding such a phase change material to the material of the pillow, it effectively takes away the heat energy transmitted from the larynx and cervical spine, which comes into contact with the pillow, thereby cooling the larynx and cervical spine, thereby providing an optimal environment for a good night's sleep. can do.
It is also possible to form the top layer of the pillow as a
That is, the general pillow is composed of a pillow cover and the pillow cover has a hassle to separate the pillow cover when washing, but the functional pillow according to the present invention is formed with a suede texture layer (3) integrally separate the pillow cover There is no hassle and you can wash the whole pillow as it is.
In addition, when the uppermost layer of the pillow is formed of a suede textured
Here, the suede texture layer (3) may be formed on the uppermost layer of the functional pillow consisting of one material layer to be composed of two material layers, and the outer skin layer (1) and the outer skin layer (2) to be composed of three material layers. The suede textured
As described above, the functional pillow according to the present invention not only stably supports the cervical spine, but also comfortably and stably surrounds the larynx and both cheeks, thereby making it possible for patients such as facial plastic patients, cervical disc herniation patients, etc. In order to take a good night's sleep, the following describes the operation of the functional pillow according to the present invention with reference to the accompanying drawings.
In the functional pillow according to the present invention, as shown in FIGS. 1 to 3, the
And the cervical
In addition, because the
Furthermore, the depth of depression of the laryngeal
In addition, when the larynx is placed in the
As shown in FIG. 4, the
Meanwhile, when the material of the functional pillow according to the present invention is formed of a double material layer of the
As shown in Figure 6 when forming the suede textured layer (3) on the top layer of the functional pillow according to the present invention, by raising the dignity of the pillow further due to the luxurious design and soft touch to request a variety of functions and quality It can meet the needs of demanding consumer groups.
In addition, if the color of the suede texture layer (3) to vary the design value can be further improved. Since the suede texture layer (3) is formed of an integral material on the top layer of the pillow, the pillow cover is removed during washing as in the conventional pillow, and the entire pillow is removed without the hassle of putting the dried pillow cover on the pillow after washing. It is very convenient to manage as it is washed and dried as it is.
As described above, the functional pillow according to the present invention, which can comfortably support the laryngeal
1: Core layer 2: Outer skin layer 3: Suede texture layer
10: laryngeal rest 20: cervical spine support 30: expansion space
40: Acupressure protrusions
Claims (12)
A cervical vertebral support portion which extends in front of the laryngeal anterior portion and is formed in a curved surface corresponding to the curve of the cervical spine when the larynx is placed in the laryngeal anterior region;
An expansion space formed by recessing one end of the back of the larynx in order to adjust the size of the laryngeal in accordance with the size of the larynx of the user placed in correspondence with the laryngeal set; Functional pillow characterized in that it comprises a.
The laryngeal anterior portion is a functional pillow, characterized in that the inner periphery of the laryngeal anterior portion of the larynx is formed to a depth enough to cover the user's cheek area.
The functional pillow material is a functional pillow, characterized in that made of any one selected from memory foam, latex, sponge, castella foam.
Functional pillow is a functional pillow, characterized in that consisting of the core layer and the outer skin layer surrounding the surface of the core layer.
Functional pillow, characterized in that the core layer and the outer shell layer is composed of a material of different hardness.
Functional pillow characterized in that the outer skin layer is made of a softer material than the core layer.
A functional pillow characterized in that a suede textured layer is formed on the top surface layer of the functional pillow.
Functional pillow, characterized in that acupressure projections of 1 to 3 lines are formed in the larynx and cervical support portion in contact with the larynx and cervical spine.
Acupressure projections, functional pillow, characterized in that composed of any one selected from ceramic, magnet, jade.
The material of the core layer is made of memory foam or latex, and the material of the outer skin layer is a functional pillow, characterized in that it is made of soft hardness castor foam or sponge compared to the material of the core layer.
Functional pillow, characterized in that the core layer or the outer shell material further comprises a microcapsule type phase change material.
Functional pillow, characterized in that the memory temperature of the microcapsule type phase change material is 25 ~ 35 ℃.
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KR1020100066582A KR20120005893A (en) | 2010-07-09 | 2010-07-09 | Functional pillow |
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KR1020100066582A KR20120005893A (en) | 2010-07-09 | 2010-07-09 | Functional pillow |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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KR200474341Y1 (en) * | 2014-07-11 | 2014-09-12 | (주)서전에코 | Cervical pillow |
KR101485701B1 (en) * | 2013-09-06 | 2015-01-22 | 이명숙 | Height adjustable pillow |
KR101509204B1 (en) * | 2014-02-28 | 2015-04-09 | 주식회사에이드앤컴퍼니 | Cervical vertebra pillow |
KR20150135713A (en) | 2014-05-23 | 2015-12-03 | 신준식 | Functional pillow |
WO2016013723A1 (en) * | 2014-07-24 | 2016-01-28 | 주식회사 티앤아이 | Pillow for inducing cerebrospinal fluid circulation |
KR20160141644A (en) * | 2015-06-01 | 2016-12-09 | 곽영철 | Health Pillow |
CN106456351A (en) * | 2014-06-10 | 2017-02-22 | T与I有限公司 | Spinal column support |
CN106724514A (en) * | 2017-01-03 | 2017-05-31 | 山东理工大学 | Health-care pillow |
KR20200139980A (en) | 2019-06-05 | 2020-12-15 | 주식회사 원우성업 | Water pillow able to isolate harmfulness electron waves |
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2010
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Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101485701B1 (en) * | 2013-09-06 | 2015-01-22 | 이명숙 | Height adjustable pillow |
KR101509204B1 (en) * | 2014-02-28 | 2015-04-09 | 주식회사에이드앤컴퍼니 | Cervical vertebra pillow |
US10080450B2 (en) | 2014-05-23 | 2018-09-25 | Joon Shik Shin | Functional pillow |
KR20150135713A (en) | 2014-05-23 | 2015-12-03 | 신준식 | Functional pillow |
CN106456351A (en) * | 2014-06-10 | 2017-02-22 | T与I有限公司 | Spinal column support |
KR200474341Y1 (en) * | 2014-07-11 | 2014-09-12 | (주)서전에코 | Cervical pillow |
WO2016013723A1 (en) * | 2014-07-24 | 2016-01-28 | 주식회사 티앤아이 | Pillow for inducing cerebrospinal fluid circulation |
TWI559879B (en) * | 2014-07-24 | 2016-12-01 | T&I Co Ltd | Pillow for inducing circulation of cerebro-spinal fluid |
CN106535717A (en) * | 2014-07-24 | 2017-03-22 | T与I有限公司 | Pillow for inducing cerebrospinal fluid circulation |
US10561561B2 (en) | 2014-07-24 | 2020-02-18 | T&I Co., Ltd. | Functional pillow for manipulation therapy |
KR20160141644A (en) * | 2015-06-01 | 2016-12-09 | 곽영철 | Health Pillow |
CN106724514A (en) * | 2017-01-03 | 2017-05-31 | 山东理工大学 | Health-care pillow |
KR20200139980A (en) | 2019-06-05 | 2020-12-15 | 주식회사 원우성업 | Water pillow able to isolate harmfulness electron waves |
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