JP3128007U - Jigsaw puzzle - Google Patents

Abstract

An object of the present invention is to provide a safe jigsaw puzzle in which a player is not injured by the peripheral edge of the lower surface of the mount.
SOLUTION: A frame 11 formed on the peripheral edge of the upper surface, and a backing 14 made of a flexible material coincides with the outer edges of the flat rectangular cardboard 13 surrounding the shallow piece accommodating portion 12 inside thereof. A jigsaw puzzle comprising a base plate 15 formed by superposition and a plurality of puzzle pieces 16, 16,... Which are fitted into the piece storage portion 12 to complete a predetermined pattern.
[Selection] Figure 2

Description

  The present invention relates to an improvement of a jigsaw puzzle.

  As a jigsaw puzzle for infants to lower grades, as shown in FIG. 9, a cardboard mount 3 surrounding a shallow piece housing portion 2 with a frame 1 formed thick on the periphery of the upper surface, and the above piece Some of the puzzle pieces 4, 4,... Can be completed by fitting them into the accommodating portion 2 in a predetermined arrangement (for example, Patent Documents 1 and 2).

The player can reproduce and enjoy the original picture by fitting and disposing the puzzle pieces 4 separated into pieces in the piece accommodating portion 2 on the mount 3.
Japanese Utility Model Publication No. 62-193277 Utility Model Registration No. 3118152

  However, since the mount 3 is obtained by cutting a cardboard original plate on which a pattern has been printed in advance from the upper surface side toward the lower surface side, the lower surface (see FIG. In FIG. 9, the lower peripheral edge 7 has a sharp shape protruding outward, which may cause injury such as a player's injury to the hand.

  Therefore, an object of the present invention is to provide a safe jigsaw puzzle in which a player is not injured by the peripheral edge of the lower surface of the mount.

  According to the first aspect of the present invention, a backing 14 made of a flexible material is provided on the lower surface of a flat rectangular cardboard 13 that surrounds a shallow piece accommodating portion 12 by a frame 11 formed on the periphery of the upper surface. It is a jigsaw puzzle composed of a mount 15 formed by superposing and adhering the outer edges of the two, and a plurality of puzzle pieces 16, 16,... .

  The invention according to claim 2 is the jigsaw puzzle according to claim 1, wherein the backing 14 is attached in a frame shape to the periphery of the cardboard 13 except for the central portion of the lower surface of the cardboard 13.

  According to the third aspect of the present invention, a plurality of lower surface side puzzle pieces 17, 17,..., 22, 22,. The jigsaw puzzle according to claim 1, which forms a portion 12 ′.

  According to the fourth aspect of the present invention, the lower puzzle pieces 17, 17,..., 22, 22,... Have a substantially square shape, and the widths of the distal ends 19a and 25a are widened on the four sides to form the proximal end 19b. , 25b with narrowed dovetail-shaped convex portions 19, 25, and concave portions 20 fitted into the convex portions 19, 25 with the widths of the back portions 20b, 26b narrowed by narrowing the widths of the openings 20a, 26a. , 26 are alternately formed, the jigsaw puzzle according to claim 3.

  In the present invention described in claim 5, the lower side puzzle pieces 22, 22, ... have opened through holes 23, 23, ... for receiving and fitting the auxiliary pieces 24, 24, .... It is the described jigsaw puzzle.

  The present invention according to claim 6 is the jigsaw puzzle according to claim 1, 2, 3, 4 or 5, wherein the backing 14 is made of a sponge material.

  The present invention according to claim 7 is the jigsaw puzzle according to claim 1, wherein the backing 14 is made of a rubber material.

  According to the present invention, the player is prevented from being injured by the peripheral edge of the lower surface of the mount.

  By means of a frame 11 formed on the peripheral edge of the upper surface, a backing 14 made of a flexible material is placed on the lower surface of a flat rectangular cardboard 13 surrounding a shallow piece accommodating portion 12 on its inner side with the outer edges thereof aligned with each other. A jigsaw puzzle composed of a mount 15 and a plurality of puzzle pieces 16, 16,... Which are fitted into the piece storage portion 12 to complete a predetermined pattern.

a is a jigsaw puzzle according to the present invention.
This is because an EVA (Ethylene-Vinyl Acetate; ethylene-vinyl acetate) is formed on the entire lower surface of a flat rectangular cardboard 13 that surrounds a shallow piece accommodating portion 12 by a frame 11 formed thick on the periphery of the upper surface. Copolymerization resin) or a flexible and elastic sponge material backing 14 such as urethane or the like with the outer edges aligned with each other, that is, with the corners of the lower surface periphery of the cardboard 13 not appearing. It consists of a base plate 15 that is worn and a plurality of puzzle pieces 16, 16,... That fit into the piece accommodating portion 12 to complete a predetermined pattern.

The jigsaw puzzle a is manufactured as follows.
First, a required pattern is printed on the upper surface of the cardboard 13 having a required thickness obtained by polymerizing the upper layer 13a and the lower layer 13b, and a sponge material backing 14 is polymerized and pasted on the lower surface of the cardboard. To manufacture.
The upper layer 13a and the lower layer 13b of the thick paper 13 are bonded to each other at the peripheral portion (the portion indicated by reference numeral 13c in FIG. 2) that becomes the frame 11 by later cutting, but the piece housing inside the cardboard 11 The portion to be the portion 12 (the portion indicated by reference numeral 13d in the figure) is not bonded.

Subsequently, this base plate is cut into a desired size to obtain the mount 15.
This cutting is performed by inserting a cutter from the upper surface side, but since the flexible and elastic backing 14 is attached to the lower surface of the original plate as described above, the lower surface side also by the cutting. The edges of the can never be sharp enough to cause injury.

  Further, from the upper surface side of the mount 13, punching is performed so that the peripheral portion of the mount 13 is left and only the upper layer 13 a of the thick paper, that is, the lower layer 13 b of the thick paper is not reached by the cutter. By processing, the piece accommodating portion 12 surrounded by the frame 12 is formed, and at the same time, puzzle pieces 16, 16,... That fit into the piece accommodating portion 12 are formed.

  The material of the backing 14 is not limited to a sponge material, but may be any material that is flexible and elastic. For example, a rubber material may be employed.

  Further, the backing 14 may not be attached to the entire lower surface of the mount 15, but may be attached in a frame shape only to the peripheral edge leaving the central portion (not shown).

  Thus, since the backing 14 is stuck to at least the periphery of the lower surface of the mount 15 in the jigsaw puzzle a of the present embodiment, the player is prevented from being injured by the periphery of the lower surface.

  Compared to the jigsaw puzzle a of the first embodiment, the jigsaw puzzle b of the present embodiment forms a piece storage portion 12 ′ not only on the upper surface but also on the backing 14 on the lower surface, and has six pieces of lower-surface-side puzzle pieces to be fitted thereto .. Are different from each other only, the same reference numerals are assigned to the same portions, and the description thereof is omitted.

  The lower surface backing 14 is attached to the mount 13 at the peripheral frame 18, and the piece accommodating portion 12 ′ and the lower side puzzle pieces 17, 17,... Are attached to the mount 13. It is formed by punching a center portion that is not worn.

Each of the lower side puzzle pieces 17, 17,... Has a substantially square shape representing a dice eye, and has a dovetail shape in which the width of the tip 19 a is widened and the width of the base end 19 b is narrowed on four sides thereof. The convex portions 19 and the concave portions 20 fitted to the convex portions 19 in which the width of the opening portion 20a is narrowed and the width of the back portion 20b is widened are alternately formed.
Each of the lower surface side puzzle pieces 17, 17,... Can be assembled in a desired three-dimensional shape such as a cubic housing 21 by engaging the projections 19 and the recesses 20 (FIG. 6). .
In this case 21, puzzle pieces 16, 16,...
In addition, since each of the lower puzzle pieces 17, 17,... Represents the dice eyes 1 to 6, the assembled casing 20 can be a dice (FIG. 6).

  In the jigsaw puzzle b of the present embodiment, the backing 14 is attached to the lower surface of the mount 15, so that the player is prevented from being injured by the peripheral edge of the lower surface.

  In this embodiment, the jigsaw puzzle c has through-holes 23, 23,... In the respective lower side puzzle pieces 22, 22,... And has auxiliary pieces 24, 24,. Since it is different from the jigsaw puzzle b of the second embodiment, the same portions are denoted by the same reference numerals, and only the lower surface side puzzle piece 22 will be described.

The lower surface side puzzle pieces 22, 22,... Have a substantially square shape, a dovetail-shaped convex portion 25 having a wide end 25a and a narrow base end 25b on four sides thereof, and an opening 26a. Concave portions 26 that are fitted into the convex portions 25 and that have a narrow width and a wide back portion 26b are alternately formed.
The through holes 23, 23,... Are of any shape such as round, triangle, quadrangle, pentagon, star, cloud, etc. formed by punching, and the auxiliary piece 24 received and fitted therein is It is possible to apply a punched piece generated during punching of the through holes 23, "3, ...".
.. And the auxiliary piece 24 fitted in the through-holes 23, 23,... Can be used to play with each other.

As in the case of the second embodiment, the lower side puzzle pieces 22, 22,... Can be assembled with a cubic housing 27 or the like by engaging the convex portions 25 and the concave portions 26 with each other.
In the assembled casing 27, the auxiliary piece 24 can be removed to open the through holes 23, 23,. Therefore, the upper side puzzle pieces 16, 16,... Separated separately through the through holes 23, 23,.

  In the jigsaw puzzle C of this embodiment, the backing 14 is attached to the lower surface of the mount 15, so that the player is prevented from being injured by the peripheral edge of the lower surface.

It is a perspective view of the jigsaw puzzle concerning Example 1 of the present invention. It is a principal part expansion longitudinal cross-sectional view of the jigsaw puzzle. It is a bottom view of the jigsaw puzzle which concerns on Example 2 of this invention. It is a principal part expansion longitudinal cross-sectional view of the jigsaw puzzle. It is a perspective view of the lower surface side puzzle piece of the jigsaw puzzle. It is a perspective view of the housing | casing assembled with the lower surface side puzzle piece. It is a bottom view of the jigsaw puzzle concerning Example 3 of the present invention. It is the perspective view of the housing | casing assembled by the lower surface side puzzle piece of the jigsaw puzzle. It is a longitudinal cross-sectional view of the conventional jigsaw puzzle.

Explanation of symbols

a, b, c Jigsaw puzzle 11 Frame 12, 12 'Piece accommodating portion 13 Cardboard 14 Backing 15 Mount 16 Puzzle piece 17 Lower side puzzle piece 19, 25 Protruding portion 19a, 25a Tip 19b, 25b Base end 20, 26 Recessed portion 20a, 26a Opening part 20b, 26b Back part 22 Lower surface side puzzle piece 23 Through-hole 24 Auxiliary piece

Claims (7)

  With a frame formed on the periphery of the upper surface, a backing made of a flexible material is attached to the lower surface of a flat rectangular cardboard that surrounds the shallow piece container inside, with the outer edges matching each other and superposed A jigsaw puzzle comprising: a mounting board, and a plurality of puzzle pieces that are fitted into the piece accommodating portion to complete a predetermined pattern.   The jigsaw puzzle according to claim 1, wherein the backing is attached in a frame shape to the periphery of the cardboard, leaving a central portion of the lower surface of the cardboard.   2. The jigsaw puzzle according to claim 1, wherein a plurality of lower surface side puzzle pieces and a piece accommodating portion for receiving and fitting them are formed by punching the backing of the mount.   The lower puzzle piece has a substantially square shape, and has a dovetail-shaped convex part with a wide front end and a narrow base end on its four sides, and a narrow opening and a deep rear part. 4. The jigsaw puzzle according to claim 3, wherein the widened concave portions that fit into the convex portions are alternately formed.   5. The jigsaw puzzle according to claim 3, wherein the lower surface side puzzle piece has a through hole for receiving and fitting the auxiliary piece.   6. The jigsaw puzzle according to claim 1, wherein the backing is made of a sponge material.   6. A jigsaw puzzle according to claim 1, wherein the backing is made of a rubber material.

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