JP2021065392A - Heat insulation sheet - Google Patents

Abstract

To provide a heat insulation sheet of a simple configuration which is excellent in heat insulation without slipping off.SOLUTION: A heat insulation sheet has a neck through part composed of a cut that is large enough for the head of a user to go through. The neck through part is provided almost in the center of a width direction near one edge part of the heat insulation sheet or near the center of the heat insulation sheet. A pair of hand through parts composed of cuts large enough for the hands of the user to go through are provided at positions in the direction of another edge part side facing the one edge part with respect to the neck through part at intervals so that left and right hands can be inserted respectively.SELECTED DRAWING: Figure 1

Description

The present invention relates to a sheet-shaped heat insulating sheet for protection against the cold.

Traditionally, many passengers are chilly when traveling by air, so they spend their time sitting in their seats with blankets hanging around their necks, taking naps, eating, and reading books. Also, in winter, when you sit in a chair to study or work, or spend time on the sofa, you can hang a blanket, a rug, a shawl, etc., or use them in combination to protect yourself from the cold. ..

However, if you move your body while taking a nap or studying with a blanket or the like on, the blanket or the like will slide down and cold air will invade. Or, if you try not to slide it down, the movement will be restricted. In order to solve such a problem, Patent Document 1 provides a substantially rectangular blanket body with a hole corresponding to the shoulder position of the user on which the blanket body is placed so that the user can insert his / her arm. In a blanket with sleeves, a sleeve member arranged on a surface opposite to the surface on the user side when the blanket body is hung is attached to the hole, and the arm can be passed through the hole to the sleeve member. , A blanket is disclosed, characterized in that a bag portion is provided and a bag portion for putting a foot is provided.

Utility Model Registration No. 3159049

However, the blanket of Patent Document 1 has sleeves on the surface opposite to the surface on the user side, and is further provided with a bag part for putting a hand and a bag part for putting a foot, and various blankets are provided on the blanket body. There are things. Further, the top side of the blanket body is hung on both shoulder openings of the user, and the portion arranged around the neck of the blanket body is not fixed.

The present invention has been made in view of such circumstances, and an object of the present invention is to provide a heat insulating sheet having a simple structure and excellent heat retaining property without slipping off.

The heat insulating sheet according to claim 1 has a neck through portion formed by a cut having a size that allows the user's head to be inserted, and the neck through portion is substantially centered in the width direction in the vicinity of one edge of the heat insulating sheet. Or, it is characterized in that it is provided substantially in the center of the heat insulating sheet.

The heat insulating sheet according to claim 2 is a hand-operated sheet having a cut having a size that allows the user's hand to be inserted at a position in the direction toward the other edge portion facing one edge portion with respect to the neck-through portion. A pair of portions are provided so that the left and right hands can be inserted into each of the portions.

The heat insulating sheet according to claim 3 has a neck-passing portion formed of a straight cut extending in the width direction, and a pair of hand-passing portions having a substantially C-shape so that the interval becomes narrower toward the neck-passing portion side. It is characterized by being arranged.

The heat insulating sheet according to claim 4 is characterized in that the distance between the neck-passing portion and the end of the hand-passing portion on the neck-passing portion side is 20 to 70 cm in a direction orthogonal to the width direction.

According to the invention of the present application, it is possible to provide a heat insulating sheet having a simple structure and excellent heat retaining property without slipping off.

It is explanatory drawing which shows the 1st Example of the heat insulation sheet which concerns on this invention. It is explanatory drawing which shows the usage mode of the heat insulation sheet of FIG. It is explanatory drawing which shows the 2nd Example of the heat insulation sheet which concerns on this invention. It is explanatory drawing which shows the usage mode of the heat insulation sheet of FIG.

Hereinafter, the embodiment of the present invention will be specifically described with reference to the drawings. FIG. 1 is a plan view of a first embodiment of the heat insulating sheet according to the present invention. FIG. 2 is an explanatory diagram showing a usage mode of the heat insulating sheet of FIG. FIG. 3 is a plan view of a second embodiment of the heat insulating sheet according to the present invention. FIG. 4 is an explanatory diagram showing a usage mode of the heat insulating sheet of FIG.

The heat insulating sheet 1 according to the present invention is in the form of a sheet, and is made of, for example, a blanket (blanket), a towelette, a quilted ket, a cloth of an appropriate size, or the like. The material, shape, thickness, size, etc. of the heat insulating sheet 1 are arbitrary, and may be selected and combined according to conditions such as the degree of coldness, the height of the user, and the content of the activity. For example, examples of the material include chemical fibers such as acrylic, polyester, rayon, and any blended spinning, animal hair such as wool, cashmere, alpaca, and camel, and natural materials such as silk, cotton, and linen. The shape may be a rectangle, a square, a circle, an ellipse, a deformed rectangle, or the like. Further, the heat insulating sheet 1 may be used not only indoors but also outdoors.

The heat insulating sheet 1 has a neck-passing portion 10 having a cut having a size through which the user's head can be inserted. As shown in FIG. 1, the neck-passing portion 10 is provided in the vicinity of one edge portion 20 of the heat insulating sheet 1 and substantially in the center of the width direction W, or substantially in the center of the heat insulating sheet 1. The substantially center of the heat insulating sheet 1 is substantially the center of one edge portion 20 and the other edge portion 22 facing the one edge portion 20, and the neck passing portion 10 is provided at substantially the center of the width direction W. It means that it has been done.

The shape of the neck-passing portion 10 is arbitrary, and examples thereof include a linear shape, an arc shape, and a wavy shape. The size of the neck-passing portion 10 is arbitrary as long as the user's head can be inserted, but is preferably about 20 to 40 cm. The distance between the neck-passing portion 10 and one edge 20 of the heat-retaining sheet 1 is optional as long as it is shorter than or the same as the distance between the neck-passing portion 10 and the other edge 22 of the heat-retaining sheet 1. , 10 to 50 cm is preferable.

As shown in FIG. 2, when the user inserts the head through the neck-passing portion 10, the sheet from the neck-passing portion 10 to one edge 20 of the heat insulating sheet 1 covers the user's shoulder to back. A sheet from the neck loop portion 10 to the other edge portion 22 of the heat insulating sheet 1 can cover the front side of the user's body. It is preferable to use tape as shown in FIG. 1 or to bend the end of the neck-passing portion 10 to make a border around the cut.

The heat-retaining sheet 1 is substantially fixed to the body by the user simply inserting the head through the neck-passing portion 10, and has a simple structure, but is excellent in heat-retaining property without slipping off even when the user moves. Not only when sitting on a chair, but also when standing up, the heat insulating sheet 1 can move around without falling. Since the structure is simple, the manufacturing cost can be reduced.

When he / she wants to perform an operation using his / her hand, the user can put his / her hand out from the side edges 24 and 26 of the heat insulating sheet 1 with the head inserted through the neck through portion 10. Alternatively, as shown in the heat insulating sheet 2 of FIGS. 3 and 4, the user's hand can be inserted into the neck passing portion 30 at a position in the direction toward the other edge portion 42 facing the one edge portion 40. If a pair of hand-passing portions 50 and 60 having cuts of various sizes are provided so that the left and right hands can be inserted into each of the hand-passing portions 50 and 60, the hands can be put out while maintaining the heat retention effect. .. The size of the hand-passing portions 50 and 60 is arbitrary as long as the user's hand can be inserted, but is preferably about 10 to 30 cm. The passing portions 50 and 60 may be substantially parallel, substantially vertical, or inclined with respect to one edge portion 40.

When the pair of hand-passing portions 50 and 60 are provided, the neck-passing portion 30 is composed of a linear cut extending in the width direction W, and the pair of hand-passing portions 50 and 60 are spaced toward the neck-passing portion 30 side. It is preferable that the two are arranged in a substantially C shape so as to be narrow.

In this case, the distance L between the neck-passing portion 30 and the ends 52 and 62 of the hand-passing portions 50 and 60 on the neck-passing portion 30 side is arbitrary, but is 20 to 70 cm in the direction orthogonal to the width direction W. It is preferable to have. For adults, the distance L is particularly preferably about 50 cm, and for children, the value of the distance L is reduced according to the target age, height, etc., so that the hand can be reached from a more appropriate position. Can be done. In FIG. 3, not only around the cut of the neck through portion 30, but also around the cut of the hand through portions 50 and 60 is bordered with tape or the like, but it is not essential. If necessary, the cut may be covered with a flap or the like.

Hereinafter, the present invention will be described in detail with reference to the examples shown in FIGS. The present invention is not limited to the following examples.

In Example 1 of the present invention, the heat insulating sheet 1 is a rectangular blanket made of a fleece material of 100 cm × 150 cm. As shown in FIG. 1, at a position 25 cm inside from one edge portion 20 of the heat insulating sheet 1 in the longitudinal direction, at a substantially central position in the width direction W, in the width direction W parallel to the one edge portion 20. A straight 32 cm cut extending to the neck was provided, and a tape having a width of 1 cm was used to trim the circumference of the cut to form the neck through portion 10.

As for the usage method, the user inserts the head through the neck through portion 10. In that state, you may sit in a chair or move around as shown in FIG. The heat-retaining sheet 1 can be held on the user's body to maintain the heat-retaining effect without feeling cramped around the neck. If you want to reach out from the heat insulating sheet 1, you can reach out from the left and right side edges 24 and 26 of the heat insulating sheet 1 and move it freely. Further, when the head is not inserted, the cut of the neck passing portion 10 is in a substantially closed state, so that the sheet can be used as one sheet as before the neck passing portion 10 is provided.

In Example 2 of the present invention, the heat insulating sheet 2 is a rectangular microfiber blanket of 114 cm × 200 cm. As shown in FIG. 3, at a position 25 cm away from one edge 40 of the heat insulating sheet 2 in the longitudinal direction, it extends to a substantially central position in the width direction W and in the width direction W parallel to the one edge 40. A straight 30 cm cut was provided, and a tape having a width of 1 cm was used to trim the circumference of the cut to form the neck through portion 30.

Further, a pair of hand-passing portions 50 and 60 having a linear 20 cm cut are provided in a substantially C-shape so that the interval becomes narrower toward the neck-passing portion 30 side. The hand-passing portion 50 and the hand-passing portion 60 are provided with a gap of 54 cm between the end portion 52 and the end portion 62 on the neck-passing portion 30 side so that the left and right hands can be inserted into each of them. ing. The ends 52 and 62 of the hand-passing portions 50 and 60 on the neck-passing portion 30 side are located 30 cm from the left and right side edges 44 and 46 of the heat insulating sheet 2, respectively. The ends 54, 64 on the other edge 42 side of the passing portions 50, 60 are located 26 cm from the left and right side edges 44, 46 of the heat insulating sheet 2, respectively. Further, the distance L between the cut of the neck-passing portion 30 and the ends 52 and 62 of the hand-passing portions 50 and 60 on the neck-passing portion 30 side is a direction orthogonal to the width direction W as shown in FIG. 3, that is, In Example 2, it is 51 cm in the longitudinal direction.

As for the usage method, the user inserts the head through the neck through portion 30. You may sit in a chair or move around in that state. When it is desired to reach out from the heat insulating sheet 2, the hand can be moved freely by reaching out from the hand-passing portions 50 and 60 of the heat insulating sheet 2 as shown in FIG. Further, when the head is not inserted, the cuts in the neck-passing portion 30 and the cuts in the hand-passing portions 50 and 60 are in a substantially closed state, so that the neck-passing portion 30 and the hand-passing portions 50 and 60 are not provided. It can be used as one sheet in the same manner as above.

The heat-retaining sheets 1 and 2 of the present invention have a simple structure but are excellent in heat-retaining property without slipping down by providing the sheets with neck-through portions 10 and 30. In addition, by providing the hand-passing portions 50 and 60, it is possible to reach out from the hand-passing portions 50 and 60 and move freely, if necessary, while maintaining the heat retaining effect. For example, even when spending time in a chilly space such as in an airplane, by using the heat insulating sheets 1 and 2 of the present invention, it is possible to protect against the cold and spend comfortably.

The present invention allows for various embodiments and modifications without departing from the broad spirit and scope of the present invention. Moreover, the above-described embodiment is for explaining the present invention, and does not limit the scope of the present invention. That is, the scope of the present invention is indicated not by the embodiment but by the claims. Then, various modifications made within the scope of the claims and the equivalent meaning of the invention are considered to be within the scope of the present invention.

As described above, according to the present invention, it is possible to provide a heat insulating sheet having a simple structure and excellent heat retaining property without slipping off.

1, 2 ... Insulation sheets 10, 30 ... Neck loops 20, 40 ... One edge 22, 42 ... Other edges 24, 26, 44, 46 ...・ ・ ・ Side edges 50, 60 ・ ・ ・ ・ Hand-through parts 52, 54, 62, 64 ・ ・ ・ ・ Ends

Claims (4)

It is a sheet-shaped heat insulating sheet
The user's head has a neck-through part consisting of a cut large enough to be inserted,
The neck-passing portion is provided at substantially the center in the width direction in the vicinity of one edge of the heat-retaining sheet, or substantially at the center of the heat-retaining sheet. The left and right hands have a hand-passing portion formed of a cut having a size that allows the user's hand to be inserted at a position in the direction of the other edge portion facing the one edge portion with respect to the neck-passing portion. The heat insulating sheet according to claim 1, wherein a pair of heat insulating sheets are provided so as to have an interleaving interval between them. The neck through portion is composed of a linear cut extending in the width direction.
The heat insulating sheet according to claim 2, wherein the pair of hand-passing portions are arranged in a substantially C-shape so that the distance between the hand-passing portions is narrowed toward the neck-passing portion side. The heat insulating sheet according to claim 3, wherein the distance between the neck-passing portion and the end of the hand-passing portion on the neck-passing portion side is 20 to 70 cm in a direction orthogonal to the width direction.

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