JP6148334B2 - Breathable sports bag - Google Patents

Description

  The present invention generally relates to sports bags. More specifically, the present invention relates to a sports bag with good breathability that sufficiently ventilates the inside of the bag to prevent generation of bad odor.

  Sport bags are very popular among various athletes because they are very functional to carry tools and have an attractive appearance. Sports equipment and sportswear are often soiled by other environmental factors such as sweat or mud in some sports. When a dirty instrument is enclosed in a bag without a general air hole, a bad odor may occur. The art produces visually appealing bags that have the added benefit of allowing ventilation in the interior compartment of the bag by placing meshes at various locations on the bag, thereby making it breathable. Attempts have been made to provide excellent sports bags. Unfortunately, however, the mesh portion is often delicate and tends to tear.

  This summary of the invention describes, in a simplified form, the selection of concepts that are further described below in the Detailed Description. This Summary is not intended to identify key features or essential features of the claimed subject matter, nor to assist in determining the scope of the claimed subject matter.

  Embodiments of the present invention provide a breathable, durable and durable sports bag for carrying sports equipment and for carrying such sports bags, duffel bags, backpacks, travel bags and articles. The present invention relates to another container type bag manufacturing method.

  The sports bag of the present invention can be made from a sheet material made of a woven material such as a woven material such as a fabric material, a synthetic fiber material such as polyester, and / or a natural material such as cotton. Further, the sheet material may include leather materials, synthetic leather materials, for example, sheet materials by extrusion, such as rubber, linoleum, plastic, or any other material that can be bent and manufactured into sheets. it can.

  In one example, the sports bag of the present invention includes an inner part, an exterior, a bottom part having a water-repellent material, and a middle part including a rear wall, a front wall and two side walls made of a water-repellent material similar to the bottom part. Having a plurality of perforations provided across at least one segment of the intermediate portion of the fabric material, and maintaining the structural integrity of the fabric material having the perforations, while maintaining the structural integrity of the sports bag. An intermediate portion capable of venting in two directions, and a top portion made of a water-repellent material similar to the bottom portion, the top portion having a closeable opening that allows access to the interior space of the sports bag; And at least two carry handles or straps extending on the top. The water repellent material used in the manufacture of the bag according to the present invention can include, for example, a durable water repellent (DWR) or other treated textile.

  In another example of the present invention, the water repellent coating material having perforations in the middle portion of the sports bag of the present invention can be reinforced prior to forming the perforations. For example, the intermediate portion can be reinforced by screen printing the fabric with an elastomeric material such as, but not limited to, a silicon-based elastomer. Alternatively and / or additionally, a polyurethane elastomer such as TPU (thermoplastic polyurethane) can be applied to the middle part of the bag. Such a reinforcement process increases the strength and durability of the bag.

  In another example of the sports bag of the present invention, the water-repellent coating material at the bottom can be reinforced in the same manner as the intermediate portion described above. Wear and damage to the bottom of the bag is unavoidable due to the nature of sports bag usage, i.e., usually thrown or placed on a high friction surface such as a cement floor. Reinforcement of the bottom of the bag is also advantageous for extending the life of the sports bag.

  Furthermore, in another example of the sports bag of the present invention, the overall water repellent coated material used in the manufacture of the sports bag is polyurethane, silicone-based elastomer, styrene, copolyester, polyamide, polyolefin blend, polyolefin alloy It can be reinforced using an elastomer material such as. These elastomers can be screen printing, bonding using thermal or ultrasonic energy, and / or any of those available in the art for utilizing the materials in sheet materials such as fabrics, leathers, synthetic leathers, etc. It can be applied by other methods. The material used for reinforcement and / or the method of applying the reinforcement material can vary depending on the various materials used to form the reinforcement portion of the sports bag according to the present invention.

  In yet another example, the sports bag of the present invention has a bottom, a rear wall made of a reinforced flexible sheet material with perforations, an intermediate portion made of a front wall and two sidewalls, and perforations. A perforation is provided throughout at least a portion of the flexible sheet material, with an interior and sheath defined by the top of the flexible sheet material. The size, spacing and placement of the perforations can be selected to allow two-way ventilation between the inside and the outside of the sports bag while maintaining the structural integrity of the sheet material.

  Screen printing can reinforce the sheet material used to manufacture the sports bag of the present invention. However, the bag according to the present invention can be reinforced by other types of printing such as inkjet printing. The ink in this case can include elastomeric materials such as styrene, copolyester, polyurethane, polyamide, polyolefin blends and polyolefin-based alloys. The flexible sheet material can alternatively / additionally be reinforced by bonding two or more of the flexible sheet materials together by welding, adhesives, stitches, and the like.

  In other examples, the sports bag of the present invention can include different sheet materials depending on the portion of its body configuration. For example, the bottom can be made of leather or synthetic leather, the middle and top can be made of a polyester woven material, and the carry strap can be made of plastic, leather or linoleum. In other examples, the middle and top portions can be made of a cotton fabric or a stretch fabric such as spandex, or both.

  In yet another example, the sports bag of the present invention includes a bottom portion made of a reinforced or non-reinforced sheet material, and an intermediate portion made of a reinforced or non-reinforced sheet material, wherein the intermediate portion is provided with perforations throughout the intermediate portion. And a top made of a reinforced or non-reinforced sheet material similar to or different from the intermediate portion, the top having a closable opening and at least two carry handles extending on the top. .

  Furthermore, the sports bag according to the present invention has a top portion formed from a sheet material, and the top portion is also provided with perforations throughout, but the perforated seat material is reinforced with an elastomer layer. It doesn't have to be.

  In the sports bag according to the present invention, different body parts can be integrally formed by sewing, welding and / or adhesion, or by combining these means or other techniques. Depending on the flexible sheet material selected for use in the bag, welding, ultrasonic welding, or any other welding means available for a particular type of flexible sheet material can be utilized.

  According to the present invention, a durable and durable sports bag has the advantage of allowing two-way ventilation between the inside and outside of the sports bag without the use of brittle materials such as mesh A sports bag is provided. By providing a plurality of perforations in a portion of the body material of the sports bag itself, two-way ventilation between the inside and the outside of the sports bag of the present invention is possible. Perforation can ensure good breathability and / or add a visual effect to the appearance of the bag without substantially reducing the strength of the sports bag.

  The present invention will be described in detail below with reference to the accompanying drawings.

FIG. 2 is a side view and front view of a representative bag according to the present invention having vents in the middle of the bag. It is a figure which shows the side and front of a typical bag which concerns on this invention which has a reinforcement in the perforated part of a bag. It is sectional drawing of the reinforced bottom part of the bag of this invention. FIG. 3 shows a side and front view of an exemplary bag of the present invention having vent holes in the middle portion of the bag and the top of the bag. It is sectional drawing of the reinforcement part and perforation part of the bag of this invention. It is the side and front view of the bag pack which has a vent hole based on this invention. It is a front view of the gym sack which has a vent hole concerning the present invention.

  In a conventional sports bag having a vent hole, each bag is provided with a vent hole using a mesh type material. Unfortunately, these mesh-type materials are fragile and tend to be quickly damaged using the bag, which reduces the life of the bag. The present invention provides a sports bag having both breathability and durability.

  Referring to FIG. 1, an example of a sports bag according to the present invention is shown. The sports bag 100 can be made from a flexible sheet material. Any flexible sheet material may be used in accordance with the present invention. The flexible sheet material can be optionally water resistant in essence or by appropriate processing of the material. For example, a water repellent coated flexible sheet material such as 600d polyester material can be used and the water repellent comprises a silicon and / or acrylic water repellent, commonly referred to as DWR (durable water repellent). But you can. The breathable sports bag 100 of FIG. 1 includes an interior and exterior defined by a bottom 160, a top 140 and an intermediate portion 150. The intermediate portion 150 includes a front wall 152, two side walls 154, and a rear wall (not shown). The side wall 154 may or may not include a side pocket. The intermediate portion 150 includes a plurality of perforations 110 provided throughout at least the segments 112, 108 and / or 106 of the sheet material of the intermediate portion 150 to maintain the structural integrity of the perforated sheet material. However, it allows ventilation in two directions between the inside and outside of the sports bag 100. The top 140 may further comprise a closable opening 130, two carry handles 115 and 117, and a shoulder strap 104 that allow access to the interior space of the sports bag 100.

  In the sports bag 100 of FIG. 1, each perforation of the plurality of perforations 110 is shown in a circular shape and is disposed on the top of the wall along the center of the front wall 152 of the sports bag 100. However, the perforations 110 may have a different size, arrangement and / or configuration than the example shown in FIG.

  In other examples, the perforations included in the plurality of perforations 110 can be shaped differently from each other and / or combined with a square, heart shape, star shape, rectangle, chevron shape or other shapes that are conceivable. . A single shape of perforations as shown in the sports bag 100 can be used uniformly, or different shapes of perforations can be used simultaneously (not shown). The plurality of perforations 110 may also be arranged in different patterns to provide various ventilations and / or provide different visual effects.

  Further, the size, pattern and spacing of each perforation 110 should be selected to meet the optimal level of two-way ventilation while maintaining the structural integrity of the flexible seat material used in the construction of the sports bag 100. Can do. For example, if the perforations 110 are too large compared to the front wall 152 and the side wall 154, the structural integrity of the sheet-like material is greatly impaired. The size when the perforations 110 become too large is provided for the adjacent perforations, what is expected to be placed in the sports bag 100, the type of material used for the walls 152 and 154, and the walls 152 and 154. It depends on the reinforcing material. On the other hand, if the perforation 110 is too small, the ventilation in two directions may be impaired. How much ventilation is needed and how large the perforation can be to obtain the required ventilation depends on the purpose and / or use of the bag. If the perforations 110 are too close to each other, the woven or sheet material may tear, and if the perforations 110 are too far apart, the perforations 110 necessary to obtain an optimum level of ventilation may be insufficient.

  In another example of the present invention, a sports bag may include a front wall 214 and sidewalls 208 and / or 206 having perforations, and a segment 214 provided with a plurality of perforations 210 may further include a reinforcing layer. The reinforcing layer is a thin layer such as thermoplastic polyethylene (TPU), and can be provided prior to the perforation as shown in FIG. The sports bag 200 shown in FIG. 2 includes a bottom 260 made of a flexible sheet material, an intermediate portion 250 and a top 240. The middle portion 250 can include a rear wall (not shown), a front wall 252 and two side walls 254. The sports bag can further include perforations 210 in the segments 208 and / or 206 of the sidewall 254. The perforated segments 208 and / or 206 may or may not include a reinforcing layer, like the perforated and reinforced segment 214. The intermediate portion 250 further comprises a reinforced, perforated, flexible sheet material having a plurality of perforations 210 over at least one segment 214 of the reinforced perforated sheet material. . The perforations 210 allow for two-way ventilation between the interior and exterior of the sports bag 200 while maintaining the structural integrity of the reinforced and perforated sheet material. The top 240 can also be made from a sheet material similar to the bottom 260. The top 240 further includes a closeable opening 230 that allows access to the interior space of the sports bag 200. The sports bag 200 may further comprise at least two handles 215 and 217 and a shoulder strap 204 extending on the top 240 of the sports bag of the present invention.

  FIG. 3 shows an enlarged cross section of the segment 214 in the front wall 252 of the sports bag 200 in which a plurality of perforations 210 are arranged. Adhered to the sheet material 310 is a reinforcing layer 320 having cut perforations 210.

  FIG. 4 is a perspective view of still another representative example of the sports bag 400 of the present invention. In FIG. 4, the sports bag 400 of the present invention comprises an interior space and an exterior defined by a bottom portion 460 made of a flexible sheet material, an intermediate portion 450 and a top portion 440. The intermediate portion 450 includes a rear wall (not shown), a front wall 452 and two side walls 454. The intermediate portion further comprises a reinforced perforated sheet material that is reinforced and provided with perforations, and is provided with a plurality of perforations throughout at least the segments 412 408 and / or 406 of the sheet material. The perforation allows ventilation between the interior and exterior of the sports bag 400 while maintaining the structural integrity of the perforated seat material. The top 440 is also made of a flexible sheet material having a second plurality of perforations 470. The second plurality of perforations 470 can be formed over at least the entire segment 471 of flexible sheet material. Furthermore, the sports bag 400 described in FIG. 4 can have a mouth-closable opening 430 that allows access to the interior space of the portable sports bag 400. The sports bag 400 may also include two carry handles 415 and 417 and a shoulder strap 404 that extend over the top 440 of the sports bag 400 of the present invention.

  In another example, the sports bag of FIG. 4 can include a bottom 460 made of a reinforced flexible sheet material. The bottom can be reinforced by applying an elastomeric material such as a thin film of TPU as described above, resulting in a reinforced perforated sheet material as shown in FIG.

FIG. 5 shows a cross section of the bottom 460 of the sports bag 400 shown in FIG. The flexible sheet material 510 can be increased in strength by the reinforcing layer 520.
The reinforced sheet material in this embodiment can be used for the bottom of the bag, but this reinforced fabric material can also be used for the entire body of the sports bag 400 of the present invention.

  FIG. 6 is an example of a different type of bag, a backpack 600, in which venting perforations are used to provide two-way ventilation between the interior and exterior of the backpack 600. The backpack 600 shown in FIG. 6 includes a bottom 610, an intermediate portion 620, and a top 630 having a single or multiple openings 650 that can be closed. The backpack 600 includes a plurality of perforations 645 on the front wall 670 of the illustrated intermediate portion 620, at least throughout the segment 640, or on the back (not shown) of the intermediate portion 620 or the side 680 of the intermediate portion 620. Can further comprise. The backpack 600 can also include one or two carry straps 660. Optionally, highly stressed areas such as the bottom and perforated segments can be reinforced as described above.

  FIG. 7 is an additional example of another sports bag according to the present invention. The bag shown in FIG. 7 is a gym sack 700 having a front wall 710 and a back wall (not shown). Additionally, the gym sack 700 may include a carry strap 720 that also serves to close the bottom 730, which may or may not be reinforced, and an opening for accessing the main compartment of the gym sack 700. Optionally, the gym sack 700 can include a zippered pocket 750 to provide additional storage. The gym sack 700 according to the present invention can include a plurality of perforations 745 provided over at least the entire segment 740 of the front wall 710 (as shown). The plurality of perforations 745 can also be provided across at least one segment of the back wall (not shown) or both the front wall 710 and the back wall. As in the previous example, the perforated segment 740 and the bottom 730 can further include reinforcement.

  Further, the gym sack 700 is formed of a bottom portion 730, a front wall 710, and a back wall, and the front wall 710 and the back wall are joined together at side seams located at both ends of the bottom wall 730 and around the bottom portion 730. It is joined. Or alternatively, the gym sack 700 can be formed of a flexible sheet material in a tubular shape, with a seam only around the bottom 730 (ie, no seam in the wall portion), and a flexible sheet. Join the bottom and bottom of the cylindrical piece of material.

  Although the invention has been described with reference to particular embodiments, it is intended in all respects to be illustrative rather than limiting. The present invention can be used in other applications without departing from the scope of the present invention.

  From the foregoing, the present invention is adapted to achieve the above goals and objectives and has other advantages that are self-evident and inherent in the system and method. It will be appreciated that certain features and subcombinations of the present invention are useful and can be employed without reference to other features and subcombinations. This is the intention of the claims and is intended to be included in the technical scope.

Claims (19)

A breathable portable sports bag for carrying goods,
The sports bag
A bottom made of a water repellent coating material;
An intermediate portion made of the water repellent coating material, comprising a rear wall, a front wall and two side walls;
A first plurality of perforations each having a first peripheral edge, the first plurality of perforations in the intermediate portion passing through the body of the sports bag;
A reinforcing layer adhering to at least a portion of the intermediate portion, the second plurality of perforations being disposed corresponding to the first plurality of perforations, each perforation having a second peripheral edge A reinforcing layer,
A top comprising the water repellent coating material, the top having a mouth-closable opening that allows access to the interior space of the sports bag;
At least two carry handles extending on the top,
A first peripheral edge of each perforation in the first plurality of perforations is secured to the second peripheral edge of each perforation in the second plurality of perforations to form a plurality of vent holes; The plurality of ventilation holes are sports bags that allow ventilation in two directions between the inside and the outside of the sports bag.   2. A breathable portable sports bag according to claim 1, wherein the water repellent coating material comprises a polyester material.   A breathable portable sports bag according to claim 2, wherein the polyester material comprises 600d polyester.   The breathable portable sports bag according to claim 1, wherein each of the plurality of vent holes has a circular shape. The breathable portable sports bag according to claim 1, wherein each opening of the plurality of vent holes is non-circular.
  The breathable portable sports bag according to claim 1, wherein the reinforcing layer includes an elastomer.   The breathable portable sports bag according to claim 1, wherein the reinforcing layer includes a thermoplastic polyurethane resin (TPU). A portable breathable sports bag for carrying items in a storage space,
The sports bag
A bottom having a first material layer, the first material layer having an inward surface facing toward the storage space and an outward surface facing away from the storage space;
An intermediate portion comprising a rear wall, a front wall and two sidewalls, the intermediate portion comprising the first material layer;
A segment of the intermediate portion comprising an elastomeric layer attached to the outwardly facing surface of the first material layer of the intermediate portion;
A top comprising the first material layer, the top further comprising a closable opening that allows access to the storage space;
The segment further comprises a first plurality of perforations penetrating the first material layer and a second plurality of perforations penetrating the elastomer layer.
Each perforation in the first plurality of perforations has a first perimeter, and each perforation in the second plurality of perforations has a second perimeter,
The first perimeter of each perforation in the first plurality of perforations is aligned to correspond to the second perimeter of each perforation in the second plurality of perforations;
A sports bag in which a vent hole to the storage space is formed by alignment of the first peripheral edge and the second peripheral edge in the first plurality of perforations and the second plurality of perforations. .   9. A breathable portable sports bag according to claim 8, wherein each perforation in the first and second plurality of perforations is arranged to create a pattern.   9. A breathable portable sports bag according to claim 8, wherein the elastomer layer comprises a thermoplastic polyurethane resin (TPU). A portable sports bag that has a storage space and is breathable.
A bottom comprising a first material layer;
A second intermediate layer comprising the first material layer and having a second material layer attached to the first material layer, the intermediate portion defining a rear wall, a front wall and two sidewalls; An intermediate portion further comprising
A top having a first plurality of perforations, the top having a first material layer and a closable opening that allows access to an interior space of the portable sports bag; Further comprising a segment, each perforation in the first plurality of perforations having a first peripheral edge, each first peripheral edge forming a first vent to the storage space; With
The second segment further comprises a second plurality of perforations formed in the first material layer and a third plurality of perforations formed in the second material layer;
Each perforation in the second plurality of perforations has a second peripheral edge, each perforation in the third plurality of perforations has a third peripheral edge,
The sports bag in which the second peripheral edge portion is aligned with the third peripheral edge portion to form a second vent hole to the storage space.   12. A breathable portable sports bag according to claim 11, wherein each of the first, second and third plurality of perforations is circular.   12. A breathable portable sports bag according to claim 11, wherein each of the first, second and third plurality of perforations is non-circular.   12. A breathable portable sports bag according to claim 11, wherein the first, second and third plurality of perforations are arranged to form a pattern.   12. A breathable portable sports bag according to claim 11, wherein the second material layer of the second segment of the intermediate portion includes an elastomer.   16. A breathable portable sports bag according to claim 15, wherein the elastomer comprises a thermoplastic polyurethane resin (TPU). A portable sports bag having at least one storage space and breathable, the sports bag comprising:
A bottom comprising a first material layer;
A body portion comprising the first material layer, the body portion further comprising a segment comprising an elastomeric layer attached to the first material layer;
An opening that can be closed;
-Comprising at least one continuous strap connected to the body part ;
The segment further comprises a first perforation set in the first material layer and a second perforation set in the elastomer layer,
Each perforation in the first perforation set has a first perimeter, each perforation in the second perforation set has a second perimeter, and each first perimeter is the second perimeter A sports bag that is aligned with the peripheral edge of the to form a vent hole to the at least one storage space.   The breathable portable sports bag according to claim 17, wherein the main body portion includes a front wall and a back wall, and the front wall and the back wall are located at both ends of the front wall and the back wall. Sports bag joined at the side seam.   The breathable portable sports bag according to claim 17, wherein the main body is a continuous cylindrical sheet material.

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