JP2003261165A - Corner protector, and fittings provided therewith - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To protect corner parts of an article of fittings with a simple structure, and to reduce the amount of packing wastes and the cost. <P>SOLUTION: End piece parts 6a and 6b fitted to two sides adjacent to each other of a corner part 4 of an article 1 and side piece parts 7a and 7b fitted to front and back sides of the corner part 4 of the article 1 are provided, the corner part 4 of the article 1 is accommodated in a recessed part 8 demarcated by the end piece parts 6a and 6b and the side piece parts 7a and 7b, and a plurality of reinforcing support piece parts 9a and 9b bent in a ridge-shaped section are provided on an inner surface of at least one end piece part 6b so that a ridge part 10 is along the longitudinal direction. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a corner protection material and a fitting including the same.

[0002]

2. Description of the Related Art When packing fittings such as sashes and doors, which are so-called panel-shaped articles, are packed, corner protection materials are attached to their corners. This corner protection material is made of, for example, a foamed resin material or a pulp molding material in accordance with the shape of the corner portion of the fitting.

When packaging fittings, corner protectors are attached to the corners of the fittings, and cardboards are attached so as to cover the upper and lower sides of the fittings.

[0004]

However, the corner protection material must be molded by a mold, which not only increases the cost but also requires a corrugated cardboard for packing the fittings, which is complicated. However, there is a problem that it takes a lot of time and the amount of packaging materials to be discarded increases.

The present invention has been made in consideration of the above circumstances, and it is possible to protect the corners of articles or fittings with a simple structure, and to reduce the amount of packing material discarded and reduce the cost. The object is to provide a fitting equipped with this.

[0006]

[Means for Solving the Problems] Claim 1 of the present invention
The invention of claim 1 has an end piece portion that is directed to two adjacent sides of a corner portion of an article, and a side piece portion that is directed to front and back surfaces of the corner portion of the article. In order to accommodate the corner of the article in the recess defined by the section,
It is characterized in that a plurality of reinforcing support pieces bent in a mountain shape in cross section are provided on the inner surface of at least one of the end pieces so that the ridges thereof extend along the longitudinal direction.

According to the second aspect of the present invention, there is provided an end piece portion directed to two adjacent sides of a corner portion of the article, and side piece portions directed to front and rear surfaces of the corner portion of the article. A corner portion of the article is housed in a recess defined by the end piece and the side piece, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one of the end pieces. It is characterized in that it is provided along the width direction between the pieces.

According to the invention of claim 3, there is provided an end piece portion which is directed to two adjacent sides of a corner portion of the article, and side piece portions which are directed to front and rear surfaces of the corner portion of the article. A corner portion of the article is housed in a recess defined by the end piece and the side piece, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one of the end pieces. It is characterized in that it is provided along the width direction between the pieces, and a slit is provided in the reinforcing support piece.

According to a fourth aspect of the present invention, there is provided an end piece portion directed to two adjacent sides of a corner portion of the article, and side piece portions directed to front and rear surfaces of the corner portion of the article. A corner portion of the article is housed in a recess defined by an end piece and a side piece, and a plurality of reinforcing supports each having a square opening with a square opening on the inner surface of each end piece are diagonally bent. It is characterized in that one part is provided.

A fifth aspect of the present invention is a fitting such as a sash, a door, a sliding door, etc., having fins protruding outside the frame, the end pieces being directed to two adjacent sides of the corner of the fitting, and the fitting. It has a side piece part that is directed to the front and rear surfaces of the corner part, and the corner part of the fitting is housed in the recessed part defined by these end piece part and side piece part, and at least one end piece part A corner protection member having a plurality of reinforcing support pieces bent in a chevron cross-section on the inner surface is provided such that the ridges thereof extend along the longitudinal direction, and the fins are provided at least at the lower corners of the fitting between the reinforcing support piece parts. It is characterized in that it is installed so as to enter the valley.

The invention according to claim 6 is a fitting such as a sash, a door, a sliding door, etc., wherein end pieces that are directed to two adjacent sides of a corner of the fitting, and front and rear surfaces of the corner of the fitting. A side piece to be addressed is provided, and a corner portion of the fitting is housed in a recess defined by the end piece and the side piece, and the inner surface of at least one end piece is bent into a chevron cross section. A corner protection member having a plurality of reinforcing support pieces provided such that their ridges extend along the width direction between both side pieces is attached to at least the lower corner of the fitting.

The invention according to claim 7 is a fitting such as a sash, a door, a sliding door, etc., having fins protruding outside the frame, and end pieces directed to two adjacent sides of the corner of the fitting, and the fitting. It has a side piece part that is directed to the front and rear surfaces of the corner part, and the corner part of the fitting is housed in the recessed part defined by these end piece part and side piece part, and at least one end piece part Providing a plurality of reinforcing support pieces bent in a mountain cross section on the inner surface such that the ridges are along the width direction between the both side pieces,
It is characterized in that a corner protection member having a slit into which the fin is inserted is provided in the reinforcing support piece so that the fin is attached to at least a lower corner of the fitting so that the fin can enter the slit.

According to an eighth aspect of the present invention, there is provided a fitting such as a sash, a door or a sliding door having fins projecting outside the frame, the end pieces being directed to two adjacent sides of the corner of the fitting, and the above-mentioned article. It has a side piece part that is directed to the front and back surfaces of the corner part, and the corner parts of the article are accommodated in the recesses defined by these end piece parts and side piece parts, and on the inner surfaces of both end piece parts, A corner protection member having a plurality of reinforcing support pieces formed by bending a square piece having a square opening in a diagonal line so that the fins can be inserted between the reinforcing support pieces at least at the lower corners of the fitting. It is characterized by being installed.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. FIG. 1 is a perspective view of a fitting provided with a corner protection member according to a first embodiment of the present invention, and FIG.
1 is an enlarged cross-sectional view taken along the line AA of FIG. 1, FIG. 3 is a plan view showing a developed state of a corner protection material, and FIG. 4 is a perspective view showing an assembly procedure of the corner protection material.

In FIG. 1, reference numeral 1 denotes a sash, such as a sliding sash, which is illustrated as a fitting which is an article to be packed. The sash 1 includes an upper frame 2a, a lower frame 2b, and left and right vertical frames 2c, 2.
It is composed of a rectangular frame 2 made of c, and a shoji (not shown) provided in the frame 2 so as to be openable and closable. In the case of a sliding sash, the shoji screen may be rattled during transportation or may be detached from the frame 2, so it is packaged separately from the frame 2.

The sash 1 has fins 3 projecting out of the frame 2 on the outer periphery of the frame 2 so as to be attached to the frame of the building. In the illustrated example, a semi-externally attached sash having fins 3 in the front-rear direction (indoor / outdoor direction) middle portion of the frame 2 is shown.
Further, in the illustrated example, a resin sash is shown.

A corner protection member 5 is attached to at least the lower corner portion 4 of the sash 1, and in the illustrated example, the lower and upper corner portions 4 respectively. As shown in FIGS. 2 to 4C, the corner protection member 5 has two adjacent sides (two surfaces) of the corner portion of the sash 1, specifically, the corner portion 4 of the frame 2 such as a vertical frame. 2c and lower frame 2b
End pieces 6a and 6b, which are corner pieces that are directed to the outer surface of the vertical frame 2c and the outer surface of the upper frame 2a, and side pieces 7a and 7b that are directed to the front and back surfaces of the corner portion 4. Then
The corner portion 4 of the frame 2 of the sash 1 is inserted into the recess 8 defined by the end piece portions 6a, 6b and the side piece portions 7a, 7b so as to be housed, and at least one of the end piece portions 6b has an inner surface. In a plurality of illustrated examples bent in a chevron cross section, two reinforcing support piece portions 9a and 9b are provided so that their ridge portions (ridge line portions) 10 are along the longitudinal direction (for example, the longitudinal direction of the lower frame).

The fins 3 of the frame 2 are inserted (inserted or housed) into the V-groove-shaped troughs 11 formed between the adjacent reinforcing support pieces 9a and 9b. Further, the both side pieces 7a, 7b are provided with presser pieces 12a, 12b for holding the inner surface (upper surface) of the lower frame 2b or the inner surface (lower surface) of the upper frame 2a.

The corner protector 5 is constructed by assembling a single corrugated cardboard as shown in FIG. The corner protection member 5 in the expanded state has the end piece portions 6a and 6b formed so as to be vertically adjacent to each other via the bending line portion 13a, and the bending line is formed on both sides (left and right) of the upper end piece portion 6a. Side portions 7a and 7b are formed adjacent to each other via the portion 13b. By forming a notch 14 in the middle of the upper side portion, the pressing piece portions 12a, 12b are formed adjacent to each of the side portions 7a, 7b via a bending line portion 13c.

Further, the reinforcing support piece portions 9a and 9b are formed below the respective side portions 7a and 7b so as to be adjacent to each other via a bent line portion 13d. The reinforcing support pieces 9a and 9b are provided with a bent line portion 13e which is a ridge portion 10 continuous in the left-right direction (longitudinal direction) at the center in the up-down direction. Further, the reinforcing support piece portions 9a, 9b have connecting piece portions 16a, 1 having oblique sides 15a, 15b for connecting each other on the lower side.
6b are formed adjacent to each other via the bent line portion 13f. Lower end piece portion 6b and reinforcing piece portions 9a, 9 on both sides thereof
A notch 15 is provided between and b.

When assembling the corner protector 5 from the unfolded state, first, as shown in FIG.
The side portions 7a, 7b on both sides of 6b are bent upward, then the reinforcing support piece portions 9a, 9b are bent as shown in (b), and the connecting piece portions 16a, 16b are crossed to each other. 9a and 9b are connected to each other. Next, as shown in (c), one end piece 6b may be bent at a right angle to the other end piece 6a, whereby the assembly of the corner protection member 5 is completed. The corner portion 4 of the frame 2 is housed in the concave portion 8 of the corner protection member 5.
When the corner protecting material 5 is attached to the both sides, both pressing piece portions 12a and 12b may be bent inward so as to press the inner surface of the frame 2. Further, the pressure-sensitive adhesive tape may be wound or attached so as to prevent the both pressing pieces 12a and 12b, the both side pieces 7a and 7b, and the end piece 6b from opening.

According to the corner protection member 5 having the above-mentioned structure, the end piece portions 6a and 6b, which are directed to two adjacent sides of the corner portion 4 of the sash 1, and the front and rear portions of the corner portion 4 of the sash 1, are provided. Of the end pieces 6a, 6b and the side pieces 7a, 7b.
The corner portion 4 of the sash 1 is housed in the concave portion 8 defined by, and a plurality of reinforcing support piece portions 9a, 9b bent in a chevron cross section are formed on the inner surface of at least one end piece portion 6b. Since it is provided along the longitudinal direction,
The corner portion 4 of the sash 1 can be protected by a simple structure, and the amount of packaging material discarded and the cost can be reduced.

Further, according to the fitting including the corner protection member 5, for example, the sash 1, the sash has the fins 3 protruding outside the frame, and the ends of the corner portions 4 of the sash 1 which are adjacent to two adjacent sides. Pieces 6a, 6b and the sash 1
Of the side pieces 7a, 7 which are placed on the front and rear surfaces of the corner portion 4 of the
b, and these end pieces 6a, 6b and side pieces 7a,
The corner portion 4 of the sash 1 is provided in the concave portion 8 partitioned by 7b.
And a plurality of reinforcing support pieces 9a, 9 which are bent into an inner surface of at least one end piece 6b so as to have a chevron cross section.
A corner protection member 5 having a ridge 10 provided in the longitudinal direction is provided on at least a lower corner portion 4 of the sash 1 and the fin 3 is provided on the reinforcing support piece portions 9a and 9b.
Since it enters (is housed) in the valley portion 11 between, the corner portion 4 of the sash 1 can be protected by a simple structure, and the amount of packaging material discarded and the cost can be reduced.

In particular, the corner protection member 5 accommodates and protects the corner portion 4 of the sash 1 by means of a single cardboard, and the sash 1 is made up of a plurality of reinforcing support pieces 9a, 9b bent in a chevron cross section. Since it is assembled so as to support the outer surface of the frame 2, the corner portion 4 of the sash 1 can be reliably protected with a simple structure, and the amount of packaging material discarded can be greatly reduced and the cost can be reduced. . The ridges 10 of the reinforcing support piece portions 9a, 9b are brought into contact with and supported by the outer surface of the frame 2, and the fins 3 protruding outside the frame are supported by the reinforcing support piece portions 9a, 9b.
Since it is housed in the valley portion 11 between b, the deformation of the fin 3 can be prevented.

Further, the reinforcing support pieces 9a, 9b have a mountain-shaped or triangular so-called truss structure by being restricted by the both side pieces 7a, 7b and the end piece 6b, so that a high support strength is secured. The sash 1 does not crush. Since the impact can be absorbed by the reinforcing support piece portions 9a, 9b, a remarkable effect is exhibited as a protective material for the corner portion 4 of the resin sash which is weak against the impact. Further, since the side pieces 7a, 7b are provided with the pressing pieces 12a, 12b for pressing the inner surface of the frame 2, it becomes possible to easily fix the side pieces 7a, 7b to the corners 4 of the frame 2 and the workability of the packing work is improved. Can be improved. In the above embodiment, the reinforcing support piece portions 9a and 9b are provided only on the inner surface of the one end piece portion 6b, but the reinforcing support piece portions 9a and 9b are provided on the inner surface of both end piece portions 6a and 6b. Each may be provided. The corner protector 5 of this embodiment can of course be used for articles or fittings that do not have the fins 3.

5A and 5B are views showing a corner protection member according to a second embodiment of the present invention. FIG. 5A is a perspective view, FIG. 5B is a schematic cross-sectional view showing a state in which it is attached to fittings, and FIG. FIG. 7 is a plan view showing a developed state of the corner protection material, and FIG. 7 is a perspective view showing an assembly procedure of the corner protection material. In the present embodiment,
The same parts as those in the above-mentioned embodiment are designated by the same reference numerals and the description thereof will be omitted.

The corner protection member 50 of the present embodiment is an end piece portion 60 that is applied to two adjacent sides of an article, for example, a corner portion 4 of a sash (joint) (for example, a corner portion of a frame 2) 4.
a, 60b, and side piece portions 70a, 70b which are directed to the front and rear surfaces of the corner portion 4, respectively.
The corner portion 4 of the frame 2 is housed in the concave portion 80 defined by a, 60b and the side piece portions 70a, 70b, and at least one end piece portion 60b, in the illustrated example, both end piece portions 60a, 60b. In the illustrated example in which a plurality of bent portions are bent inward on the inner surface, four reinforcing support pieces 90a, 90b, 90c, 9 are provided.
0d is provided so that the ridge portion 10 extends along the width direction between the both side piece portions 70a and 70b. In addition, the reinforcing support piece 9
The slits 0a, 90b, 90c and 90d are provided in the middle of the ridge 100 with the slits 17 for inserting (inserting or accommodating) the fins 3.

The corner protection member 50 is constructed by assembling a single corrugated cardboard which is cut so as to show a developed state in FIG. The corner protection member 50 in the unfolded state is provided with two reinforcing support piece portions 90a and 90c adjacent to each other having the bending line portion 18a which becomes the ridge portion 10. Side pieces 70a and 70b of the equilateral triangle) are bent line portions 1
It is formed so as to be adjacent via 8b. Between both the reinforcing support piece portions 90a and 90c and both the reinforcing support piece portions 90
Notches 19 and 20 are provided between a and 90c and the side piece portions 70a and 70b to allow bending of the reinforcing support piece portion.

End piece portions 60b, 60a are formed adjacent to one side edge of each side edge portion 70a, 70b via a bending line portion 18c, and a ridge is formed on one side edge of each end piece portion 60a, 60b. Reinforcing support piece portions 90b and 90d having the bending line portion 18a to be the portion 1010 are formed adjacent to each other via the bending line portion 18d. A notch 21 is provided in each of the end pieces 60a and 60b. The end pieces 60a and 60b are provided at both ends of the adjacent reinforcing support pieces 90a and 90c.
Having an insertion piece portion 22 inserted into the notch portion 21 of the first
Auxiliary end piece portions 22a and 22b are formed adjacent to each other via a bent line portion 18e, and the other side of the side piece portions 70a and 70b is inserted into the cutout portion 21 of the end piece portions 60a and 60b. Second auxiliary end piece portions 23a and 23b having the portion 23
Are formed adjacent to each other with the bent line portion 18f interposed therebetween. Each of the reinforcing support pieces 90a, 90b, 90c, 90
A slit 17 is provided at d so as to be orthogonal to the bent line portion 18a that becomes the ridge portion 100.

When assembling the corner protector 50 from the unfolded state, first, as shown in FIG.
0a and 60b are bent upward and the reinforcing support piece 9
Bend 0b and 90d. Next, as shown in (b), both side pieces 70a and 70b are bent upward to form a pentahedron. Next, as shown in (c), the first auxiliary end pieces 22a, 22
b and the second auxiliary end pieces 23a, 23b are bent and the respective insertion pieces 22, 23 are inserted into the notches 21 of the end pieces 60a, 60b to be fixed, and finally shown in FIG. 5 (a). As described above, the reinforcing support pieces 90a and 90b may be bent inward to form the recess 80, whereby the corner protection member 50 is assembled (completed). Insert the corner portion 4 of the sash 1 into the recess 80 of the corner protection material 50,
The fins 3 of the sash 1 may be inserted into the slits 17 of the reinforcing support pieces 90a, 90b, 90c, 90d and attached to at least the lower corners of the sash 1, preferably the lower and upper corners 4. The corner protective material 50 may be fixed to the corner portion 4 of the sash 1 with an adhesive tape or the like so that the corner protective material 50 does not fall off from the corner portion 4 of the sash 1.

The corner protection member 5 having the above structure
According to 0, end pieces 60a and 60b that are directed to two adjacent sides of the corner portion 4 of the article, for example, the sash (joint) 1, are provided.
And side piece portions 70a, 70b which are directed to the front and rear surfaces of the corner portion 4 of the sash 1, respectively.
The corner portion 4 of the sash 1 is inserted into the concave portion 80 defined by a, 60b and the side piece portions 70a, 70b, and the inner surface of at least one end piece portion, both end piece portions 60a, 60b in the illustrated example. Since a plurality of reinforcing support pieces 90a, 90b, 90c, 90d bent in a chevron cross section are provided so that the ridge portion 100 extends along the width direction between the both side pieces 70a, 70b, the corner portion 4 of the sash 1 is formed. Can be protected by a simple structure, and the amount of packaging materials to be discarded and cost can be reduced.

According to the sash (jointing tool) 1, the sash has the fins 3 protruding outside the frame, and the end piece portions 60a, which are directed to two adjacent sides of the corner portion 4 of the sash 1,
60b and side piece portions 70a, 70b that are directed to the front and rear surfaces of the corner portion 4 of the sash 1, and these end piece portions 60
The corner portion 4 of the sash 1 is inserted into the recess 70 defined by the side pieces 70a, 70b and the side pieces 70a, 70b, and at least one of the end pieces 60a, 60b in the illustrated example is bent into a chevron cross section. Multiple reinforcing support pieces 90
a, 90b, 90c, 90d are provided so that the ridge portion 100 extends along the width direction between the both side piece portions 70a, 70b, and the slit 17 into which the fin 3 is inserted is formed in the reinforcing support piece portions 90a, 90b, 90c, 90d. Corner protector 5 to be provided
Since 0 is attached to at least the lower corner portion 4 of the sash 1 so that the fins 3 can enter the slits 17, the corner portion 4 of the sash 1 can be protected by a simple structure, and the packaging material is discarded. The amount can be reduced and the cost can be reduced.

In particular, the corner protection member 50 accommodates and protects the corner portion 4 of the sash 1 by a single cardboard, and also has a plurality of reinforcing support pieces 90a, 90b, 90c, 90d bent in a chevron cross section. Since it is assembled so as to support the outer surface of the frame 2 of the sash 1,
The corner portion 4 can be surely protected with a simple structure, and the amount of packaging material discarded can be significantly reduced and the cost can be reduced. Reinforcing support piece portions 90a, 90b, 90c,
The ridge 100 of 90d is brought into contact with and supported by the outer surface of the frame 2,
The fins 3 protruding outside the frame are attached to the reinforcing support pieces 90a, 90
Since it is housed in the slits 17 of b, 90c and 90d, the fin 3 can be prevented from being deformed.

Further, the reinforcing support pieces 90a, 90b, 90
c, 90d are both side pieces 70a, 70b, end piece 60
Since it has a mountain-shaped or triangular so-called truss structure by being regulated by a and 60b and adjacent reinforcing support pieces, a high supporting strength can be secured and the sash 1 does not collapse. . In addition, in the said Example, although the reinforcement support piece part is provided in the inner surface of both the end piece parts 60a and 60b, you may provide the reinforcement support piece part only in the inner surface of one end piece part.

FIG. 8 is a plan view showing a developed state of a corner protective material according to a third embodiment of the present invention, FIG. 9 is a perspective view showing an assembling procedure of the corner protective material, and FIG. 10 is the same corner protective material. Fig. 11 is a schematic perspective view of Fig. 11, and Fig. 11 is a view showing how the corner protection material is attached to a fitting. In this embodiment, the same parts as those in the above-mentioned embodiment are designated by the same reference numerals and the description thereof will be omitted.

The corner protection member 5A of the present embodiment comprises end pieces 6a and 6b, which are directed to two adjacent sides of the corner portion 4 of the sash 1, and the front and rear surfaces of the corner portion 4 of the sash 1. With side pieces 7a, 7b addressed to
The corner portion 4 of the article is housed in the recess 8 defined by the end piece portions 6a, 6b and the side piece portions 7a, 7b, and the inner surface of the end piece portions 6a, 6b has a rectangular shape (preferably a square, The same is provided), and a plurality of reinforcing support piece portions 9A having a shape (side surface substantially L-shape) obtained by bending (folding) the square piece portions 35, 36 having the openings 35a, 36a in a diagonal line are provided. The length of one side of the rectangular piece portion is the same as the longitudinal dimension of the end piece portions 6a and 6b.

The corner protecting material 5A is constructed by assembling a single corrugated cardboard which is cut so as to show a developed state in FIG. The corner protection member 5A in the expanded state has the end piece portions 6a and 6b formed vertically adjacent to each other with the bend line portion 13a interposed therebetween, and the bend line portion 13b is provided on both sides of the upper end piece portion 6a. Side portions (also referred to as outer piece portions) 7a and 7b of a triangle (preferably an isosceles right triangle, the same applies hereinafter) are formed adjacent to each other, and bending lines are formed on both sides of the lower end piece portion 6b. Triangular inner side portions 7c and 7d are formed adjacent to each other via a portion 13g. Outer piece 7a, 7b and inner piece 7
c and 7d are back to back through the notch 30.

Since the corner protector 5A in the unfolded state is bilaterally symmetric, the configuration on the right side will be described, and the configuration on the left side will be denoted by the same reference numerals and description thereof will be omitted. An upper triangular piece portion 32 is formed adjacent to the outer piece portion 7b via a diagonal bending line portion 31a, and the upper triangular piece portion 32 is formed with a triangular opening 32a whose hypotenuse is in contact with the bending line portion 31a. ing. Further, a lower triangular piece 34 is formed adjacent to the inner piece 7d through a diagonal cut 33, and a triangular opening 34a whose hypotenuse is in contact with the cut 33 is formed in the lower triangular piece 34. Has been done.

A rectangular opening 3 is provided on the right side of the upper triangular piece 32.
A rectangular piece portion 35 having 5a is formed adjacent to each other via a bent line portion 31b, and a rectangular piece portion 36 having a square mouth portion 36a is formed on the right side of the lower triangular piece portion 34.
upper and lower rectangular pieces 35, 3 formed adjacent to each other via c
6 are adjacent to each other via a bent line portion 31d. Also,
Each square piece 35, 36 has a diagonal bent line portion 31.
d and 31e are formed. Bending line parts 31b, 3
1c and 31d are mountain folds, and other fold line parts 13
A, 13b, 13g, 31a, 31d and 31e are valley-folded.

When the corner protection member 5A is assembled from the unfolded state, both inner piece portions 7c and 7d are bent upward as shown in FIG. 9, and the lower triangular piece portion 34 and the rectangular piece portions 36 and 3 are formed.
5 and the upper triangular piece portion 32 are alternately bent (folded) in order to form a group of reinforcing support piece portions 9A that are connected in a bellows shape. Next, the upper end piece 6a is bent upward, and the left and right reinforcing support piece 9A groups are connected to the inner piece 7
It suffices if they are folded and housed inside c and 7d, that is, in the concave portion 8, and thereby the corner protection member 5A is assembled (completed). The corner portion of the sash 1 is inserted into the concave portion 8 of the corner protection member 5A, and a plurality of reinforcing support piece portions 9A are formed.
The outer surface of the frame 2 of the sash 1 is supported by the edge E of the openings 32a, 34a, 35a, 36a in
The fins 3 of the sash 1 may be inserted between A and attached to at least the lower corner portions of the sash 1, preferably the lower and upper corner portions. The corner protective material 5A may be fixed to the corner portion of the sash 1 with an adhesive tape or the like so that the corner protective material 5A does not fall off from the corner portion of the sash 1.

According to the corner protection member 5A having the above-described structure, the end piece portions 6a and 6b, which are directed to two adjacent sides of the corner portion of the sash (fitting) 1, and the corner portion 4 of the sash 1 can be used. Side piece 7 that is addressed to the front and back surfaces of
a, 7b, and the corner portion 4 of the sash 1 is housed in a recess 8 defined by the end piece portions 6a, 6b and the side piece portions 7a, 7b, and the inner surfaces of the both end piece portions 6a, 6b. A square piece 35 having square openings 35a, 36a,
36, a plurality of reinforcing support pieces 9 each having a shape in which 36 is bent diagonally.
Since A is provided, the corner portion 4 of the sash 1 can be protected with a simple structure, and the amount of packaging material discarded and the cost can be reduced.

Further, according to the sash (joint) 1, the sash has the fins 3 protruding outside the frame, and the end piece portions 6 that are directed to two adjacent sides of the corner portion 4 of the sash 1 are provided.
a, 6b and side piece portions 7a, 7b which are directed to the front and rear surfaces of the corner portion 4 of the sash 1, respectively.
a, 6b and side pieces 7, 7b are formed in a concave portion 8 to accommodate the corner portion 4 of the object sash 1, and both end pieces 6a, 6b have square openings 35a, 36a on the inner surface thereof. Corner protection member 5A provided with a plurality of reinforcing support piece portions 9A having a shape in which the piece portions 35 and 36 are bent diagonally
Is attached to at least the lower corner portion 4 of the sash 1 so that the fins 3 enter between the reinforcing support piece portions 9A, the corner portion 4 of the sash 1 can be protected by a simple structure, It is possible to reduce the amount of packaging materials discarded and reduce costs.

In particular, the corner protection member 5A accommodates and protects the corner portion 4 of the sash 1 with a single cardboard, and has square openings 35a and 36a on the inner surfaces of both end pieces 6a and 6b. The sash 1 is formed at the edge E of the openings 32a, 34a, 35a, 36a in the plurality of reinforcing support piece portions 9A having a shape in which the rectangular piece portions 35, 36 are bent diagonally.
Since it is assembled to support the outer surface of the frame 2 of
The corner portion 4 of the sash 1 can be reliably protected with a simple structure, and the amount of packaging material discarded can be significantly reduced and the cost can be reduced.

Further, since the fins 3 protruding outside the frame are housed between the reinforcing support piece portions 9A, the deformation of the fins 3 can be prevented. In this case, the triangular piece portions 32 and 34 and / or the rectangular piece portions 35 and 3 that form the reinforcing support piece portion 9A.
It is preferable that the dimension (that is, the support height) between the inner edge portion and the outer edge portion of 6 is equal to the protruding length of the fin 3 or slightly larger than the protruding length of the fin 3. From the outer edge portion to the inner edge portion of the reinforcing support piece portion, and further, the reinforcing support piece portion 9A has square opening portions 35a, 36a.
Since it has a diagonally bent shape, high supporting strength can be obtained, and even if it is used for a sash with a shoji, it will not be crushed by the load of the sash. Further, since the reinforcing support piece portion 9A is provided on both end piece portions 6a and 6b, the corner protection member 5A
Can also be used by rotating it by 90 °.

As the corner protector 5A in the unfolded state, in FIG. 8, the lower triangular piece portion 34 is cut off at the bending line portion 31c, or the lower triangular piece portion 34 and the lower side. The rectangular piece 36 may be cut off at the bent line portion 31d. In addition, the bent corner portion 31 of FIG.
By making a cut 37, for example, it may be formed by being divided into the central corner body portion 5B and the reinforcing support piece portion forming portions 9B on both sides as shown in FIG.

Although the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various design changes and the like without departing from the scope of the present invention. Is possible. For example, although a semi-external sash is illustrated as the sash, the sash may be an external sash or an internal sash. Also, as a sash,
It may be an open window sash in which the shoji is attached to the frame via a hinge so that the shoji can be opened and closed. In this case, the shoji is packaged with the shoji attached to the frame. The sash is not limited to resin, and may be metal, for example, aluminum, or may be a composite type using resin and metal.

The fitting may be, for example, a door or a sliding door other than the sash. The pieces constituting the corner protection material are preferably connected in terms of manufacturing from a cardboard or assembly, but they may be separated.
The article or fitting may not have fins, and the corner protective material in this case may not have slits (claims 2 and 5).

[0048]

In summary, according to the present invention, the following effects can be obtained.

(1) According to the invention of claim 1, an end piece portion that is directed to two adjacent sides of a corner portion of an article, and side piece portions that are directed to front and back surfaces of the corner portion of the article. A corner portion of the article is accommodated in a recess defined by these end pieces and side pieces, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one end piece. Since the ridge is provided along the longitudinal direction,
You can protect the corners of the article with a simple structure,
It is possible to reduce the amount of packaging materials discarded and reduce costs.

(2) According to the invention of claim 2, an end piece portion which is directed to two adjacent sides of a corner portion of the article, and side piece portions which are addressed to front and rear surfaces of the corner portion of the article. A corner portion of the article is accommodated in a recess defined by these end pieces and side pieces, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one end piece. Since the ridges are provided along the width direction between the both side pieces, the corners of the article can be protected with a simple structure, and the amount of packaging material discarded and the cost can be reduced.

(3) According to the invention of claim 3, an end piece portion which is directed to two adjacent sides of a corner portion of the article, and a side piece portion which is directed to front and rear surfaces of the corner portion of the article. A corner portion of the article is accommodated in a recess defined by these end pieces and side pieces, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one end piece. Provided so that the ridge portion extends along the width direction between both side pieces,
Since the reinforcing support piece is provided with the slit, the corner portion of the article can be protected with a simple structure, and the amount of packaging material discarded and the cost can be reduced.

(4) According to the invention of claim 4, an end piece portion which is directed to two adjacent sides of a corner portion of the article, and side piece portions which are addressed to front and rear surfaces of the corner portion of the article. And a corner portion of the article is housed in a recess defined by these end pieces and side pieces, and a square piece having a square opening is bent diagonally on the inner surface of both end pieces. Since a plurality of reinforcing support pieces are provided, the corners of the article can be protected with a simple structure, and the amount of packaging material discarded and the cost can be reduced.

(5) According to the invention of claim 4, a fitting such as a sash, a door, a sliding door or the like having fins projecting out of the frame, and an end piece portion which is directed to two adjacent sides of the corner of the fitting. And a side piece portion that is directed to the front and rear surfaces of the corner portion of the fitting, and the corner portion of the fitting is accommodated in the recess defined by these end pieces and side pieces, at least one A corner protector is provided on the inner surface of the end piece of the fitting, the corner support having a plurality of reinforcing support pieces bent in a chevron cross-section so that the ridges thereof extend along the longitudinal direction. Since the fittings are attached so as to enter the valleys between the support pieces, the corners of the fittings can be protected with a simple structure, and the amount of packaging material discarded and the cost can be reduced.

(6) According to the invention of claim 5, the sash,
Doors, fittings such as sliding doors, having end pieces that are addressed to two adjacent sides of the corners of the fittings, and side pieces that are addressed to the front and back surfaces of the corners of the fittings, The corners of the fitting are accommodated in the recesses defined by the end pieces and the side pieces, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one of the end pieces, and the ridges have both sides. Since the corner protector provided along the width direction between the pieces is attached to at least the lower corner of the fitting, the corner of the fitting can be protected with a simple structure, and the amount of packaging material discarded Can be reduced and cost can be reduced.

(7) According to the invention of claim 6, it is a fitting such as a sash, a door, a sliding door, etc., having fins protruding outside the frame, and an end piece portion which is directed to two adjacent sides of the corner of the fitting. And a side piece portion that is directed to the front and rear surfaces of the corner portion of the fitting, and the corner portion of the fitting is accommodated in the recess defined by these end pieces and side pieces, at least one Provided on the inner surface of the end piece of the plurality of reinforcing support pieces bent in a mountain cross-section so that the ridges are along the width direction between both side pieces, and the reinforcing support piece has a slit into which the fin is inserted. Since the corner protection material is attached to at least the lower corner of the fitting so that the fins fit in the slits, the corner of the fitting can be protected with a simple structure and the amount of packaging material discarded can be reduced. And cost reduction That.

(8) According to the invention of claim 8, it is a fitting such as a sash, a door, a sliding door, etc. having fins protruding outside the frame, and an end piece portion which is directed to two adjacent sides of the corner of the fitting. And a side piece portion that is directed to the front and back surfaces of the corner portion of the article, and the corner portion of the article is accommodated in the recess defined by the end piece portion and the side piece portion. On the inner surface of the section, a corner protection member is provided, in which a plurality of reinforcing support pieces each having a rectangular opening having a square opening are bent diagonally, and the fins are provided on at least the lower corners of the fitting. Since the fittings are installed so that they enter between the parts, the corners of the fittings can be protected with a simple structure, and the amount of packing materials discarded and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is a perspective view of a fitting provided with a corner protection member according to a first embodiment of the present invention.

FIG. 2 is an enlarged cross-sectional view taken along the line AA of FIG.

FIG. 3 is a plan view showing a developed state of a corner protection material.

FIG. 4 is a perspective view showing an assembly procedure of the corner protection member.

5A and 5B are views showing a corner protective member according to a second embodiment of the present invention, in which FIG. 5A is a perspective view and FIG. 5B is a schematic cross-sectional view of a state in which it is attached to a fitting.

FIG. 6 is a plan view showing a developed state of the corner protection material.

FIG. 7 is a perspective view showing an assembly procedure of the corner protection member.

FIG. 8 is a plan view showing a developed state of a corner protective material according to a third embodiment of the present invention.

FIG. 9 is a perspective view showing an assembly procedure of the corner protection member.

FIG. 10 is a schematic perspective view of the corner protection member.

FIG. 11 is a view showing how the corner protection material is attached to a fitting.

FIG. 12 is a plan view showing a developed state of a corner protection member, which is a modification of the third embodiment.

[Explanation of symbols]

1 sash (article, fitting) 2 frames Three fins 4 corners 5 corner protector 6a, 6b end piece 7a, 7b Side piece 8 recess 9a9b Reinforcing support piece 10 ridge 11 Tanibe 17 slits 50 corner protective material 60a, 60b End piece 70a, 70b Side piece 80 recess 90a, 90b, 90c, 90d Reinforcing support piece 100 ridge 5A corner protective material 9A Reinforcing support piece 35a, 36a opening 35,36 Square piece

Claims (8)

[Claims] 1. An end piece portion directed to two adjacent sides of a corner portion of an article, and side piece portions directed to front and back surfaces of the corner portion of the article. A corner portion of the article is accommodated in a recess defined by one piece, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one end piece so that the ridges are along the longitudinal direction. A corner protection material characterized by being provided. 2. An end piece portion which is directed to two adjacent sides of a corner portion of an article, and side piece portions which are directed to front and rear surfaces of the corner portion of the article. A corner portion of the article is accommodated in a recess defined by one piece, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one end piece, and the ridges have a width between both side pieces. A corner protection material characterized by being provided along the direction. 3. An end piece portion directed to two adjacent sides of a corner portion of an article, and side piece portions directed to front and rear surfaces of the corner portion of the article. A corner portion of the article is accommodated in a recess defined by one piece, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one end piece, and the ridges have a width between both side pieces. A corner protection material, characterized in that it is provided along the direction and slits are provided in the reinforcing support piece. 4. An end piece portion which is directed to two adjacent sides of a corner portion of an article, and side piece portions which are directed to front and rear surfaces of the corner portion of the article. A corner portion of the article is accommodated in a recess defined by one piece, and a plurality of reinforcing support piece portions each having a rectangular opening having a square opening are diagonally bent on the inner surface of each end piece portion. A corner protection material that is characterized by 5. A sash having fins protruding outside the frame,
Doors, fittings such as sliding doors, having end pieces that are addressed to two adjacent sides of the corners of the fittings, and side pieces that are addressed to the front and back surfaces of the corners of the fittings, The corner portion of the fitting is housed in the recess defined by the end piece and the side piece, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one of the end pieces. A fitting according to claim 1, wherein a corner protection material provided along the direction is attached to at least a lower corner portion of the fitting so that the fins enter a valley between the reinforcing support pieces. 6. A fitting such as a sash, a door or a sliding door,
It has end pieces that are directed to two adjacent sides of the corner of the fitting, and side pieces that are directed to the front and back surfaces of the corner of the fitting, and are divided by these end pieces and side pieces. The recessed portion accommodates the corner portion of the fitting, and a plurality of reinforcing support pieces bent in a mountain-shaped cross section are formed on the inner surface of at least one end piece so that the ridges extend along the width direction between both side pieces. A fitting, wherein the provided corner protection material is attached to at least a lower corner portion of the fitting. 7. A sash having fins protruding outside the frame,
Doors, fittings such as sliding doors, having end pieces that are addressed to two adjacent sides of the corners of the fittings, and side pieces that are addressed to the front and back surfaces of the corners of the fittings, The corners of the fitting are accommodated in the recesses defined by the end pieces and the side pieces, and a plurality of reinforcing support pieces bent in a chevron cross section are formed on the inner surface of at least one of the end pieces, and the ridges have both sides. Provided along the width direction between the pieces, the corner support member provided with a slit into which the fin is inserted in the reinforcing support piece so that the fin can enter the slit in at least the lower corner of the fitting. Joinery characterized by being attached. 8. A sash having fins protruding outside the frame,
Doors, fittings such as sliding doors, having end pieces addressed to two adjacent sides of a corner of the fitting, and side pieces addressed to the front and back surfaces of the corners of the article, A corner portion of the article is housed in a recess defined by an end piece and a side piece, and a plurality of reinforcing supports each having a square opening with a square opening on the inner surface of each end piece are diagonally bent. A fitting, wherein a corner protection member provided with a piece is attached to at least a lower corner of the fitting so that the fins are located between the reinforcing support pieces.