JP2008011969A - Air pillow - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To support a region from the neck to the head in a stable state without allowing the head region from tilting frontward more than necessary in an air pillow used when a user sits on a seat in a vehicle and rests or sleeps quietly. <P>SOLUTION: A pillow body 10 is formed of a flat bag having an H shape in the front view, and integrally and vertically having head support parts 2 and 2 and shoulder parts 3 and 3 in the both sides of a neck support part 1 with the neck support part 1 defined as the center; and is so constituted as to support the neck region (a) on the neck support part 1, elastically receive the both sides of the occipital region b1 at the opposite inner faces of the head support parts 2 and 2 by an air cushion of the pillow body 10 with the occipital region b1 of the head region (b) immersed in a space between the head support parts 2 and 2, surely prevent the head region (b) from tilting in the left/right direction and tilting frontward in sleep and allow a user to quietly sleep in an easy posture. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an air pillow that is used when a user rests and sleeps by sitting on a seat of a vehicle when traveling using a vehicle such as an automobile or a train.

  Conventionally, as this type of portable air pillow, for example, as described in Patent Document 1, both shoulder portions are directed downward at both ends of a support portion that supports from the neck portion to the lower end portion of the occipital region. It is known to have a structure that is formed in a front inverted U shape that protrudes from the shoulder pad that is supported by each, and in use, it is inflated by injecting air and then worn on the neck support It is used in a state where the neck of the person is supported and the shoulder pads on both sides are bent forward and placed on both shoulders, and the opposite inner surface is elastically crimped from the cheek to the jaw. .

Patent Document 2 includes a pillow body having the same shape as the air pillow described in Patent Document 1, and a crescent-shaped curve that curves downward from the center toward both ends on the neck support portion of the pillow body. There is described an air pillow configured such that an auxiliary pillow is detachably overlapped and a back head is supported by the auxiliary pillow.
JP 2001-309840 A JP 2004-275571 A

  However, according to the former air pillow, the neck support part connected between the upper ends of the shoulder pad parts is received by the neck part, and the space between the shoulder pad parts on both sides is hung from both cheeks to the chin. The neck part can be placed in a stable support state with the rear part stored, and the head part protrudes upward from the neck support part, and the rear head part projects from the upper end part of the backrest part of the seat. It can be used in a normal comfortable sitting state directly received by a pillow part, etc., but since the head of the wearer is not supported at all, the head supports the neck support part as a fulcrum during sleep There was a problem that the patient could not sleep well by tilting left and right, and the neck was likely to get tired.

  On the other hand, according to the latter air pillow, since the auxiliary pillow that supports the back of the head is detachably mounted on the neck support portion of the pillow body, this auxiliary pillow prevents the back of the head from tilting unexpectedly during sleep. However, since the auxiliary pillow is mounted on the neck support part of the pillow body, the height of the entire pillow increases, the head tilts forward from the neck, and the airway There is a risk of being suffocated by being pressed. Such a state is further increased in the seat in which the pillow portion is provided at the upper end of the backrest, and there is a problem that the auxiliary pillow must be removed and used.

  The present invention has been made in view of such problems, and the object of the present invention is to support the head from the neck in a stable state and a very easy posture with a simple structure. An air pillow that can be used safely by protecting the head from the window glass and the wall surface even when sleeping and resting in an easy posture with the head held at the corner of the window It is in.

  In order to achieve the above object, the air pillow of the present invention, as described in claim 1, is a flat bag-shaped pillow body having a front H shape formed of a flexible airtight sheet material, and is provided on the pillow body. An air pillow which is used by being inflated by injecting air from an air injection valve, which has a neck support part at the center and on both shoulders downward at both ends of the neck support part. Shoulder support portions to be received respectively, and further, head support portions for supporting both side portions of the occipital region from both ends of the neck support portion upward are formed.

  In the air pillow configured as described above, the invention according to claim 2 is configured such that the opposite inner edges of the head support portions on both sides connected to the upper end edge from the upper end edge of the neck support portion in the pillow main body, The invention according to claim 3 is characterized in that it is continuously formed on a concave arcuate curved edge that is in contact with the part, and the invention according to claim 3 opposes the both-side engaging legs that are continuous from the lower end edge of the neck support part to the lower end edge. The inner edge is formed continuously from a back surface of the neck to a concave arc-shaped curved edge along both side surfaces of the neck.

  Furthermore, in the air pillow according to the present invention, the invention according to claim 4 is characterized in that the both-side shoulder rest portion is configured to be able to bend toward the shoulder side through a fold with respect to the neck support portion.

  The outer edge of the continuous portion of the head support part and the shoulder pad part which are one form of this crease structure in claim 5 and which are continuous in the vertical direction on the opposing surfaces of the front and back sheet materials constituting the pillow body It welds in the direction which crosses between parts, and this weld part is made into the crease | fold.

  On the other hand, in the invention according to claim 6, the crease is formed by the welded portion formed by welding between the inner and outer edges, leaving a part of the opposing surface of the front and back sheet material at the upper end portion of the both side shoulder rests. The structure of the air pillow is such that the interiors of the head support portion and the engagement leg portion that are continuously connected in the vertical direction are communicated by a part that is not welded.

  Moreover, in the invention which concerns on Claim 7, a collar part is formed over the full width in the center part of the up-down length direction of the back side sheet material in the front and back sheet material which comprises the pillow main body, and both ends of this collar part Is integrally welded to the outer peripheral edge of the front and back sheet material to form a crease that crosses the middle part of the neck support part in the vertical direction. It is configured to expand and extend to refract both shoulder rests forward.

  According to the air pillow of the present invention, a neck support part that supports the neck, a shoulder support part that protrudes downward from both ends of the neck support part and abuts and supports on both shoulder parts, and the neck support part A front H-shaped flat bag-shaped pillow body consisting of a head support portion that protrudes upward from both ends and supports both sides of the back of the head is formed, and air is injected from an air injection valve provided on the pillow body. Since the pillow body is configured to be used by being expanded, both sides projecting downward from both ends of the neck support portion in a state where the neck portion is supported on the air expanded neck support portion Each shoulder pad is refracted forward and the back of the shoulder pad is abutted and supported on both shoulders. Of course, it is possible to support the neck in a stable state on the neck support part. Since the head support portion protrudes upward from both ends of the neck support portion, the occipital region of the head located above the neck support portion can be accurately placed between the both side head support portions. It is possible to stably support the head with an easy posture in which both sides of the back of the head are elastically supported on the opposing inner surface of the head support portion and the head is free of buckling.

  At this time, the back of the head can be accommodated in a state of being immersed in the space between the two side head supports where the air is inflated, so that the back of the back of the vehicle seat is slightly lifted or touched. It is possible to sleep and rest comfortably in a posture that does not cause the airway to narrow in the same manner as in a normal sitting posture, with the head almost tilted forward. In addition, the head can be protected from both sides by the head support, and the head can be applied to the window or wall when the air pillow is used to rest at the corner on the side of the window. It is possible to sleep in a state in which contact is surely prevented.

  According to the second aspect of the invention, the opposite inner edges of the head support portions on both sides that are continuous from the upper end edge of the neck support portion to the upper end edge are formed in a concave arc shape that contacts the lower end of the back of the head and both sides of the back of the head. Since it is continuously formed on the curved edge, it can be comfortably used without causing a sense of incongruity by uniformly supporting the curved edge from the neck to both sides of the back of the head. According to the invention of claim 3, the opposing inner edges of the shoulder support portions that are continuous from the lower end edge of the neck support portion to the lower end edge are formed in a concave arc shape along the both side surfaces of the neck portion from the back of the neck portion. Because it is continuously formed on the curved edge of the neck, when both sides of the neck support part are refracted forward from both ends of the neck support part and pressed and received on both shoulders, the neck is surrounded by the concave arc-shaped curved edge. Both sides of the shoulder rest can be put on the pillow body accurately The portion reaching the jaws from both cheek by opposing inner surfaces resiliently to support the head can be prevented from being tilted forward.

  Further, according to the invention of claim 4, since the both shoulder support portions are configured to bend toward the shoulder side through the folds with respect to the neck support portion, they are expanded by injecting air during use. It is possible to provide an easy-to-use air pillow that can be refracted easily and accurately from the fold without causing the two shoulder pads to be deformed forcibly and can be abutted and received on the shoulder. .

  The invention which concerns on Claim 5 is one form of the said fold structure, Comprising: Of the continuous connection part of the head support part and shoulder pad part which followed the up-down direction in the opposing surface of the front and back sheet | seat material which comprises the pillow main body. Since the welds are welded in the direction crossing between the outer edges and the welded part is a crease, the shoulder support parts can be removed from the welded part without causing wrinkles or deformation in the head support part or the shoulder support part. It can be refracted forward easily and accurately.

  On the other hand, in the invention according to claim 6, the crease is formed by the welded portion formed by welding between the inner and outer edges, leaving a part of the opposing surface of the front and back sheet material at the upper end portion of the both side shoulder rests. Since the inside of the head support portion and the engaging leg portion that are arranged vertically are communicated by a part that is not welded, the shoulder pad portion can be easily refracted from the welded portion at the time of use. Of course, in use, the entire pillow body can be expanded by injecting air into the pillow body from one air injection valve.

  Moreover, according to the invention which concerns on Claim 7, a collar part is formed over the full width in the center part of the up-and-down length direction of the back side sheet material in the front and back sheet material which comprises the pillow main body, and both ends of this collar part Since the fold crossing the middle part in the vertical direction of the neck support part is formed by welding the part to the outer peripheral edge part of the front and back sheet material, when injecting air into the pillow body in use, the pillow body As the bulge expands, the eaves provided in the transverse direction expands and expands in the vertical direction, and the back side where the eaves are provided becomes longer in the vertical direction than the front side. The neck support part can be refracted easily and accurately from the center of the neck toward the front, so that the shoulder support parts are not refracted forward from both ends of the neck support part during use. Through both shoulder rests on the shoulders, bilateral head support An air pillow with excellent usability that can be formed into a three-dimensional form that can be brought into contact with and received on both sides of the back of the head and can support the neck and head in a more stable state. Can be provided.

  Next, a specific embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a front view showing a basic structure of the air pillow of the present invention, and FIG. 2 is a simplified side view showing a use state thereof. The pillow body 10 includes a hollow neck support portion 1 that supports the neck of the wearer, hollow head support portions 2 and 2 that protrude upward from both ends of the neck support portion 1, and the neck support portion 1. It is formed in a front H-shaped flat bag comprising hollow shoulder rests 3, 3 projecting downward from both ends, and both ends of the neck support 1 are connected to the lower ends of the head supports 2, 2. The head supports 2, 2 and the shoulder supports 3, 3 on both sides are connected in a straight line in the vertical direction, and the upper and lower ends facing each other are fully connected to the upper ends of the shoulder supports 3, 3. In communication.

  The neck support portion 1 is formed so that the width between the upper and lower end edges is substantially equal to the length of the wearer's neck portion a while projecting upward from both ends of the neck support portion 1 so as to be parallel to each other. The width of the space 12 between the opposed inner edges of the both-sided head support portions 2 and 2 is formed smaller than the width of the head b, and the both-side heads from the upper end edge of the neck support portion 1 It is formed on the curved edge 4 of the upward opening curved in a concave arc shape that touches along the both sides of the occipital region b1 from the lower end of the wearer's occipital region b1 across the upper ends of the opposed inner edges of the support portions 2 and 2; Further, a downward opening curved in a concave arc shape along the both side surfaces of the neck portion a from the back surface of the neck portion a from the lower end edge of the neck support portion 1 to the lower ends of the opposed inner edges of the shoulder support portions 3 and 3 on both sides. The neck A is inserted into the space 13 formed in the curved edge 5 and surrounded by the curved edge 5. It is configured to allow. The curved edges 4 and 5 are provided with fin-like pieces 4a and 5a projecting inward for further improving the close contact with the back head b1 and the neck a.

  The flat hermetic pillow-shaped pillow body 10 configured as described above has a sheet portion for forming the neck support portion 1 at the center, and the both side occipital regions are formed at both ends of the sheet portion in the vertical direction. Two flexible airtight sheet materials, for example, vinyl chloride, which are cut into an H-shape formed by integrally forming the sheet portions for forming the support portions 2, 2 and the shoulder support portions 3, 3 on both sides. It is formed by stacking sheet materials made of a sheet material or a cloth whose inner surface is hermetically processed and sealing the peripheral edge thereof. In addition, an air injection valve 6 having one air injection port is provided at one of the corner portions of the pillow body 10 on both side head support portions 2 and 2 or both shoulder support portions 3 and 3. ing.

  In use, when air is injected into the pillow body 10 through the air injection valve 6, the neck support part 1, the bilateral head support parts 2, 2 and the both shoulder support parts 3, 3 forming the pillow body 10 are integrated. It becomes an air pillow having a constant thickness. As shown in FIG. 2, the back surface of the pillow body 10 is applied to the upper end portion of the backrest portion 20 of the seat so that the neck portion a of the wearer is supported on the neck support portion 1. With the upper ends of the shoulder rests 3 and 3 projecting downward from both ends of the two sides being refracted forward and inclined obliquely forward from the upper end to the lower end, the back surface is applied to both shoulders c and c. The occipital region b1 is supported between the opposite end portions of the two-sided head support portions 2 and 2 projecting upward from both ends of the neck support portion 1.

  In this use state, both shoulder rests 3 and 3 are elastically engaged and received by the air cushions on both shoulders c and c, and the both shoulder rests from the lower end edge of the neck support 1. 3 and 3 are supported in a state where the neck portion a is inserted into the space 13 surrounded by the concave arcuate curved edge 5 formed over the lower ends of the opposed inner edges, and both shoulder rests The opposing inner surfaces of the portions 3 and 3 are elastically in close contact with both cheeks d and d, and the jaws e are elastically received by the narrowed lower ends of the curved edge portion 5 so that the head faces the front side. And a stable support state.

  Further, the occipital region b1 is formed in the space 12 surrounded by the concave arcuate curved edge 4 formed from the upper end edge of the head support portion 1 to the upper ends of the opposing inner edges of the both side head support portions 2 and 2. The both sides of the occipital head b1 are elastically received by the opposing inner surfaces of the two-sided head support portions 2 and 2 and elastically prevent the head b from tilting left and right, and slightly from the backrest 20 Without squeezing the airway in a floating state, the head can be stably supported and rested and rested with the fatigue of the neck a reduced as much as possible.

  In the above air pillow, when both side shoulder rests 3 and 3 projecting downward from both ends of the neck support portion 1 are refracted forward during use, both ends of the neck support portion 1 and both shoulder rest portions There is a possibility that wrinkles occur in the surface sheet portion at the joint portion with the upper ends of 3, 3 and that both shoulder support portions 3, 3 are strongly pressed against both shoulders by the elastic restoring force to give discomfort and discomfort. Therefore, it is desirable that the shoulder support portions 3 and 3 on both sides be configured to be refractable forward with respect to the neck support portion 1 through a fold.

  FIGS. 3 to 5 show an embodiment of the head support portion 2 and the shoulder pad when the peripheral portion of the front and back sheet material cut into the front H shape forming the pillow body 10 is sealed. The center part in the length direction (vertical direction) of these front and back sheet materials corresponding to the connecting part with the lip part 3 is also welded over the entire width by heat sealing, and the width direction of the neck support part 1 by this welded part 7 A horizontal straight fold line is formed that crosses the middle part. Further, since the inside of the pillow main body 10 is divided into two upper and lower air chambers by the welded portion 7, one head support portion 2 in the bilateral head support portions 2 and 2 and one of the shoulder support portions 3 and 3 in one side. Air injection valves 6 and 6 are respectively provided at the corners with the shoulder pad 3. Other configurations are the same as those of the pillow main body 10 described in the embodiment in FIGS. 1 and 2, and therefore, the same portions are denoted by the same reference numerals and detailed description thereof is omitted.

  Since it is configured as described above, in use, after inflating the pillow body 10 as shown in FIG. 5 by injecting air from the air injection valves 6 and 6 into the flat bag-shaped pillow body 10 shown in FIG. As shown by a two-dot chain line, both shoulder support portions 3, 3 are refracted forward from the welded portion 7 with respect to the lower ends of the bilateral head support portions 2, 2, and the neck portion a supported by the neck support portion 1 Both side shoulder pads 3, 3 are received in both shoulder shapes from both sides, and the back b1 is stably supported by the both side head supports 2, 2 as described above. At this time, since the shoulder support portions 3 and 3 are refracted forward with the welded portion 7 as a crease, they can be refracted easily and accurately with a light force without causing wrinkles or the like. Also, the pressure-bonding force on both shoulders is weak, and there is no possibility that uncomfortable feelings such as a feeling of pressure will occur.

  6 to 10 show another embodiment of an air pillow provided with a crease by the welded portion 7. The welded portion 7 has a full width at an intermediate portion in the vertical width direction of the neck support portion 1 in the pillow main body 10. FIG. In this embodiment, as shown in FIG. 6, in the front and back sheet materials 14 and 15 forming the pillow body 10, the shoulder support portions 3 and 3 on both sides are provided. The opposing surfaces of the portion corresponding to the upper end portion are welded 7 ′ and 7 ′, respectively.

  Specifically, the concaves forming the opposing surfaces of the front and back sheet material portions at the upper end portion of the shoulder rest portion 3 from the lower end edge of the neck support portion 1 to the lower ends of the opposite inner edges of the side shoulder rest portions 3, 3. A downward arcuate shape between the vicinity of the upper end of the arcuate curved edge 5 and the vicinity of the outer end edge of the upper end of the shoulder pad 3, that is, gently from the center in the length direction toward both ends. It is formed by welding in a curved line curved upward, between the inner end of the welded portion 7 ′ and the curved edge portion 5, and between the outer end of the welded portion 7 ′ and the shoulder pad portion 3. An unwelded portion is provided between the outer edge of the upper end portion, and this portion is used as air in the upper end portions of the shoulder rest portions 3 and 3 and in the neck support portion 1 and the bilateral head support portions 2 and 2. It is formed in the communication part 7a. Therefore, in this air pillow, the air injection valve 6 need only be provided in one place. Other configurations are the same as those of the pillow main body 10 described in the embodiment in FIGS. 1 and 2, and therefore, the same portions are denoted by the same reference numerals and detailed description thereof is omitted.

  Since it was configured in this way, in use, after inflating the pillow body 10 by injecting air, the shoulder portions 3, 3 on both sides are refracted forward from the welded portions 7 ', 7' on both sides, As shown in FIGS. 8 to 10, the neck a is supported on the neck support 1 and the shoulder pads 3 and 3 are supported on both shoulders. Like the air pillow shown in FIG. 1 and FIG. 2, the back head b1 can be worn in a stable support state with the front head b1 slightly lifted forward. In this case, the welded portion 7 ′ is an arc-shaped welded portion that is gently curved downward from both ends toward the center at the upper end portion of the shoulder rest portion 3. Therefore, the shoulder rest portion 3 is moved forward from the welded portion 7 ′. Although it can be refracted smoothly without causing a large bending resistance, the welded portion 7 ′ may be formed in a straight line.

  Further, the welded portion 7 'is formed as an arc-shaped welded portion that is gently curved downward from the both ends toward the center at the upper end portion of the shoulder rest portion 3. As shown in FIG. It may be formed in an arc-shaped welded portion that is gently curved upward from the both ends toward the center at the upper end portion. Specifically, the opposing surfaces of the front and back sheet material portions at the upper end portions of the shoulder support portions 3 and 3 are formed from the lower end edge of the neck support portion 1 to the lower ends of the opposing inner edges of these both shoulder support portions 3 and 3. An upward arc shape between the vicinity of the upper end of the concave arcuate curved edge 5 and the vicinity of the outer edge of the upper end of the shoulder pad 3, that is, from the center in the length direction to both ends It is welded in the shape of a curved line that is gently curved downward, and is formed between the inner end of the welded portion 7 'and the curved edge portion 5 and between the outer end of the welded portion 7' and the shoulder. A portion that is not welded is provided between the outer edge of the upper end portion of the lever portion 3, and this portion is provided in the upper end portion of the shoulder rest portions 3, 3 and the neck support portion 1 and the bilateral head support portions 2, 2 It is formed in the air communication part 7a with the inside. Other configurations are the same as those of the pillow main body 10 described in the embodiment in FIGS. 1 and 2, and therefore, the same portions are denoted by the same reference numerals and detailed description thereof is omitted.

  In any of the above air pillows, a fold for refracting the both-side shoulder rests 3, 3 forward is formed by the welded portions 7, 7 ', and both shoulder rests are used from the welded portions 7, 7' when used. 3 and 3 are configured to be refracted forward by a hand, but it is also possible to automatically refract both shoulder rests 3 and 3 forward when expanded without being manually.

  FIG. 12 to FIG. 18 show an embodiment thereof, and the front and back sheet materials 14 and 15 cut into a front H shape forming the pillow body 10 in the air pillow shown in FIG. 1 and FIG. Among them, the length in the vertical direction of the back sheet material 15 corresponding to the portion of the neck support portion 1 is formed longer than the length in the vertical direction of the portion of the neck support portion 1 in the surface sheet material 14 over the entire width. By folding the upper and lower portions of the elongated portion as shown in FIG. 12, the flange portions 8 and 8 are formed over the entire width so that the length of the back sheet material 15 is equal to the length of the top sheet material 14; In addition, when the outer peripheral edges of the front and back sheet materials 14 and 15 are heat-sealed 9 and heat-sealed, both ends of the flanges 8 and 8 are integrally heat-sealed and welded and fixed. By doing so, the pillow body 10 is formed. Other configurations are the same as those of the pillow main body 10 described in the embodiment in FIGS. 1 and 2, and therefore, the same portions are denoted by the same reference numerals and detailed description thereof is omitted.

  With this configuration, when the pillow body 10 is inflated by injecting air from the air injection valves 6 and 6 into the flat bag-shaped pillow body 10 shown in FIG. As shown in FIG. 14, the flanges 8, 8 provided on the back sheet material 15 in FIG. 14 extend while extending in the vertical direction, and the length of the back sheet material 15 is longer than the length of the top sheet material 14 of the pillow body 10. As shown in FIG. 15, the pillow body 10 is bent at the upper and lower head support portions 2 and 2 and the shoulder support portions 3 and 3 forward, as shown in FIG. Become. That is, the shoulder pad 3 is refracted forward with respect to the head support 2.

  When the back surface of the neck portion a is supported on the neck support portion 1 in this state, the shoulder support portions 3 and 3 on both sides are naturally received on both shoulders c and c as shown in FIGS. At the same time, the neck a fits in the space 12 surrounded by the concave arcuate curved edge 4, and is elastically supported by the opposing inner surfaces of the shoulder rests 3, 3 from both cheeks d to the jaws e. On the other hand, the backs of the two-sided head support parts 2 and 2 are received on the backrest part 20 of the seat and are shown in FIGS. 1 and 2 by the opposing inner surfaces of these head support parts 2 and 2. As in the case of the air pillow, the occipital region b1 can be lifted slightly forward to achieve a stable support state. In addition, the said collar parts 8 and 8 fold two parallel in the direction which mutually opposes the upper half part and lower half part of the center part which were longer than the surface sheet material 14 in the back surface sheet material 15 of the pillow main body 10. Although the flanges 8 and 8 are used, as shown in FIG. 19, a crease may be formed by one flange 8 '.

The front view which shows one Example of an air pillow. The simplified side view which shows a use condition. The front view of the air pillow which has provided the fold in the center part. The side view. The side view of the expanded state. The perspective view of the air pillow which provided the fold of another shape. The perspective view of the state which expanded this air pillow. The perspective view which shows the use condition. The simplified side view. Simplified plan view. FIG. 7 is a perspective view of an air pillow provided with an arc-shaped fold opposite to that in FIG. 6. The perspective view of the air pillow which has provided the crease | fold by the buttocks. The one part expanded perspective view of the part which has provided the collar part. The partial expansion perspective view which shows the expansion | deployment state of the collar part of the state which started the expansion. The perspective view of the state expanded. The perspective view which shows a use condition. The simplified side view. Simplified plan view. The vertical side view which shows the modification of a collar part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Neck support part 2 Head support part 3 Shoulder pad part 4, 5 Curved edge part 6 Air injection valve 7 Welding part 8 Buttocks part
10 Pillow body

Claims (7)

  An air pillow that is used by inflating air by injecting air from an air injection valve provided on the pillow body, which is formed by a flexible airtight sheet material and forming a flat bag-shaped pillow body having a front H shape. The neck support part is formed in the neck part, and shoulder support parts are formed at both ends of the neck support part to be received on both shoulder parts downward, and further upward from both ends of the neck support part. An air pillow characterized by forming a head support portion that supports both sides of the back of the head toward the head.   The opposite inner edges of the head support portions on both sides that are continuous from the upper end edge of the neck support portion to the upper end edge are continuously formed as concave arc-shaped curved edges that contact from the lower end of the back of the head to both sides of the back of the head. The air pillow according to claim 1, wherein   The opposite inner edges of the shoulder support portions that are continuous from the lower end edge of the neck support portion to the lower end edge are continuously formed from the back surface of the neck portion to the concave arc-shaped curved edges along the both side surfaces of the neck portion. The air pillow according to claim 1, wherein   The air pillow according to claim 1, wherein both shoulder rests are configured to bend toward the shoulder side through a fold with respect to the neck support part.   The crease is formed by a welded portion welded in a direction crossing between the outer edge portions of the continuous portion of the head support portion and the shoulder rest portion which are continuous in the vertical direction on the opposing surfaces of the front and back sheet materials constituting the pillow body. The air pillow according to claim 1 or 4, wherein the air pillow is formed.   The crease is formed by a welded portion formed by welding between the inner and outer edges, leaving a part of the facing surfaces of the front and back sheet materials at the upper end portions of the shoulder rests on both sides, The air pillow according to claim 1 or 4, wherein the interior of the shoulder pad portion is communicated with a part not welded.   In the front and back sheet materials constituting the pillow main body, a flange is formed across the entire width in the center in the vertical direction of the back sheet material, and both ends of the flange are integrated with the outer peripheral edge of the front and back sheet material. A fold that crosses the middle part in the vertical direction of the neck support part is formed by welding, and the heel part is expanded and expanded in the vertical direction by the expansion of the pillow body by injecting air, so that both shoulder rests are forward 5. The air pillow according to claim 1, wherein the air pillow is configured to be refracted into the air pillow.

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