JPH10316129A - Packing container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cardboard packing container for mainly packaging, especially for packaging a long article. SOLUTION: A U-shaped base 10 and a cover unit 12 of this packing container made of laminated cardboard are so arranged that the side walls 10b, 10c of the base unit 10 can fit in the inside of the side walls 12b, 12c of the cover unit 12 in assembling the two. A cap 14 closes the open end of the container when the base unit 10 and the cover unit 12 are assembled.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates generally to packaging, and in particular to cardboard packing containers for long articles.

[0002]

2. Description of the Related Art Conventionally, various structures have been used for packaging long articles. One such structure consists of a pair of U-shaped channels, the top and bottom of which are made of corrugated cardboard, each of which fits into one of the channels, forming a U-shaped channel assembly. A cap fits into the open end of the component.

One major disadvantage of using cardboard as a packaging material for long packing containers is the lack of strength and stability, especially when the weight of the item being packaged is heavy. It is. Another disadvantage relates to the assembly of the container. U-channel, 5
Corrugated cardboard blanks with perforated fold lines that are folded into a single board or folder
It is difficult to handle when assembling the container because it does not maintain its assembled shape. The above drawbacks appear to be more pronounced with longer packing containers.

[0004] Another packing structure currently used is a preformed circular paper tube. The disadvantages of such containers are that they must be end-loaded and roll because of their circular shape, which makes them difficult to stack in any way.

[0005] Currently, wooden boxes are also used as packing containers. Wooden boxes are not only expensive, but also difficult to handle due to their heavy weight, and their loading costs are high. Furthermore, there is a problem that the wooden box cannot be recycled and must be disposed of.

[0006]

Conventionally, when corrugated cardboard is used as a packaging material for a long packing container, the strength and stability are not sufficient, especially when the weight of the article to be packed is heavy. There was a problem.

[0007] Regarding the assembly of the container, U
Corrugated cardboard blanks with perforated folds that can be folded into channels, five boards or folding folders have the disadvantage that they do not maintain their assembled shape and are therefore difficult to handle when assembling the container; The problem was that the longer the container, the more significant it became.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has as its object to provide a container which has strength and stability even when the weight of an article to be packed is heavy. Generally easy to handle when packaging,
It is in particular to provide a cardboard packing container for long articles.

[0009]

SUMMARY OF THE INVENTION A packing container constructed in accordance with the present invention includes a base unit and a cover unit each formed from laminated cardboard and having a U-shaped cross section. The base unit and the cover unit are sized so that the side wall of the base unit is fitted inside the side wall of the cover unit when the container is constructed, and is supported. In addition, the base container and the cover unit are assembled and a cap is included in the packing container to close both open ends of the formed container. With these, the above object is achieved.

In one embodiment of the invention, the cap is preferably a separate component having a U-shaped cross section formed from laminated cardboard. In another embodiment of the invention, the side wall of the cover unit is notched near its end and the cap is the end of the cover unit bent down at the notch in the side wall. In a third embodiment of the present invention,
The cover unit is shorter than the base unit, and each cap is integrated with the part that fits from the top of the base unit,
It is bent downward from there.

In one embodiment, the packing container according to the invention comprises a laminated U
A base unit having a bottom and opposing side walls, made of preformed, rigid laminated cardboard of mold section, and U laminated over the entire section
-Having a cover unit made of preformed, rigid laminated cardboard of mold cross section and having a top and opposing side walls, the cover unit being assembled with the base unit and the cover unit as a container At this time, the side wall of the base unit fits inside the side wall of the cover unit and is sized to support the side wall of the cover unit.

[0012]

DETAILED DESCRIPTION OF THE INVENTION Referring to FIGS. 1, 2 and 3, a packing container constructed in accordance with the present invention comprises a bottom 1 formed from laminated cardboard.
0a and a base unit 10 having opposing side walls 10b and 10c to form a laminated U-shaped cross section. Further included is a cover unit 12 formed from laminated cardboard and having an upper portion 12a and opposing side walls 12b and 12c, forming a laminated U-shaped cross section. Base unit 1
As shown in FIG. 3, the side wall 10b of the base unit 10
And 10c fit inside the side walls 12b and 12c of the cover unit 12, respectively,
It is sized to support them. The packing container shown in FIGS. 1 and 3 further includes a pair of caps in which the base unit 10 and the cover unit 12 are configured as containers and close opposing open ends of the formed container. In FIG. 1, each cap 14 is formed from laminated cardboard and the base 1
4a and two opposing side walls 14b and 14c to form a laminated U-shaped cross section.
The base 14a and the side walls 14b and 14c extend between the bottom 10a of the base unit 10 and the upper part 12a of the cover unit 12.

The cap 14 is mounted on the base unit 10 and the cover unit 1 such that the base 14a is inside the side walls 14b and 14c with respect to the open end of the assembly.
The two assemblies are inserted into opposing open ends. Thus, the three layers of laminated cardboard material at each corner of the packing container, namely the side wall of the base unit 10, the side wall of the cover unit 12, and the side wall of the cap 14, will secure the components of the packing container together. Can be stapled.

A conventional band 16 can be used to tie the base unit 10 and the cover unit 12 together as needed along the length of the packing container. Alternatively, base unit 10, cover unit 12, and cap 14 may be glued together when constructing the packing container.

FIG. 2, which shows a laminated cardboard formed in a laminated U-shaped cross section, can show a cross section of the base unit 10, cover unit 12, or cap 14. FIG. The manufacturer of the packing container component has made all four components, base unit 10, cover unit 12, and cap 14, by forming them as U-shaped members made of similarly laminated cardboard material. It will be appreciated that these parts can be manufactured on similar machines and that different dies can be used to form three different sized U-shaped members. However, it is understood that other components may be used as the cap. For example, as shown in FIG. 3, the cap can be a solid member, such as a block 18 made of wood or expanded polystyrene (styrofoam), which is wrapped around the glue or base unit 10 and cover unit 12. It is fixed in place by appropriate means such as a band provided.

FIGS. 4 and 5 show second and third embodiments, respectively, of a packing container constructed in accordance with the present invention. These embodiments differ from the first embodiment in that the cover unit and the cap are arranged to form a beveled corner. In a second embodiment of the present invention, the cap 20 is integral with the cover unit 22 and extends downwardly from the upper portion 22a of the cover unit when folded along the fold line 23 to form a packing container. It is the end of the unit. The side walls 22b and 22c are connected to the top 22a of the cover unit and the bottom 1 of the base unit 10.
The cover unit 22 has a V-notch portion 24 disposed inside from an end of the cover unit 22 at a distance equal to the distance between the cover unit 22 and the cover unit 22. V-Notch 24 with 90 ° included angle
Extend to a connection portion between the side walls 22b and 22c and the upper portion 22a. Upon assembling the cover unit 22 and the base unit 10, the cap 20 is folded down along the fold line 23 in the direction of arrow 27 as shown at the right end of the container in FIG. 4 to close both open ends of the container. . In this position, the side wall at the end of the cover unit 22 outside the V-notch 24 is
Support the edge of the outer surface of the side wall of the. The cap 20 is secured by any suitable means, such as glue or a band tightly wrapped around the ends of the base unit 10 and the cover unit 22. In the embodiment of FIGS. 1 and 3 of the present invention, band 16 may be used to tie base unit 10 and cover unit 22 together, or these parts may be glued together when configured into a packing container. Can be done.

Instead of making the cover unit and the cap as a single component with the notched side wall, the cap and the cover unit can be made as separate components. When made in this manner, both ends of the side wall of the cover unit are cut at an angle, and one end of the side wall of each cap is cut at an angle, so that the two angled joint corners are formed by the cover unit and the cover unit. Formed by the cap.

[0018] In a third embodiment of the invention, the cover unit is shorter than the base unit. This is indicated by the solid line in FIG. The cover unit is short and the container comprises a pair of spaced apart end members 2 of U-shaped cross section at both ends of the base unit.
8 inclusive. Each end member 28 has a V-notch 24 on its side wall.
And has a first length portion on one side of the V-notch that fits over the base unit, the side wall of which surrounds the upper end of the outer surface of the base unit side wall. A second length of the other side of the V-notch 24 of each end member 28 is bent downwardly, with its side walls surrounding the end of the outer surface of the base unit side walls. Each end member 28 is sized to abut a first length portion of the cover unit and extend to the end of the base unit. A second length of each end member extends downward toward the bottom of the base unit.

While the preferred embodiment of the invention has been described above, it will be appreciated by those skilled in the art that various modifications and alterations can be made without departing from the true spirit and scope of the invention as set forth in the appended claims. Must be understood.

[0020]

According to the present invention, at least the following effects can be obtained.

First, there is provided a packing container which is sufficient in terms of strength and stability, especially when the goods to be packed are heavy.

Second, a packing container that is easy to handle when assembling the container is provided to maintain the assembled shape even when the packing container is long.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a first embodiment of a packing container constructed according to the present invention.

FIG. 2 is a cross-sectional view of any of the U-shaped components of FIG.

3 is a perspective view of the base unit and the cover unit of FIG. 1 after being configured by attaching a solid cap instead of the cap of FIG. 1;

FIG. 4 is a perspective view of a second embodiment of a packing container constructed according to the present invention.

FIG. 5 is a perspective view of the upper unit in which FIG. 4 is reversed.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Base unit 10a Bottom of base unit 10b, 10c Side wall of base unit 12, 22 Cover unit 12a Top of cover unit 12b, 12c Side wall of cover unit 14, 20 Cap 16 Band 18 Block 24 V-Notch 28 End member

 ────────────────────────────────────────────────── (5) Continuation of the front page (71) Applicant 598005188 958 Netherlands Food Drive, Blue Bell, Pennsylvania 19422, U.S.A. S. A. (71) Applicant 598005199 Vincent A. Makarso Vincent A. Macaluso United States Pennsylvania 19426, Trappe, Betcher Road 150 150 Betcher Road, Trappe, Pennsylvania 19426, U.S.A. S. A. (72) Inventor Vincent A. Makarso United States Pennsylvania 19426, Trappe, Betcher Road 150

Claims (1)

[Claims] 1. A base unit having a bottom and opposing side walls, made of a preformed, rigid laminated cardboard of U-shaped cross section laminated over the entire cross section, and over the entire cross section. A cover unit having a top and opposing sidewalls made of a preformed, rigid laminated cardboard of laminated U-shaped cross-section, the cover unit comprising a base unit and a cover unit. A packing container, wherein when assembled as a container, the side wall of the base unit fits inside the side wall of the cover unit and is sized to support the side wall of the cover unit.