TWI555680B - Waterproof bag - Google Patents

Description

Waterproof bag

The invention relates to a waterproof bag, in particular to a waterproof bag capable of sealing an opening with a strip.

Generally, people who are engaged in water sports often suffer from the wetting of personal objects. Therefore, various types of bags with waterproof functions have appeared one after another. The sportsman who is engaged in surfboards has more requirements for the sealing quality of the waterproof bag and the ability to carry it with it than the general waterproof bag product. For example, the magnetic tape of U.S. Patent No. US7187261 is used in the bag of the waterproof bag. On the side, the two layers of the cover magnet are welded together in a manner of surrounding the magnet by a high-frequency welding technique, and the magnet is hermetically sealed in a sealed bag to replace the conventional zipper tape sealing technique.

However, such a magnetic structure is not only costly, but its clamping effect is still not perfect, and in the practical operation, the force of magnetic attraction is still difficult to resist the severe impact force encountered when surfing, and the waterproof effect is Its limits. Therefore, how to strengthen the waterproof effect of the waterproof bag and make it usable in the environment of the impact of the huge waves without damaging its waterproof function is the primary problem solved in the industry.

The inventor has developed the waterproof bag to solve the problem that the conventional waterproof bag does not have a good clamping effect at the mouth of the bag, and the waterproof bag is easy to enter when subjected to a strong impact. The aforementioned problem.

Therefore, the present invention provides a waterproof bag comprising: a bag body having an opening at a top edge, the bag body forming a crease; two strips disposed opposite the outer surface of the bag body; and a fixing member An outer surface of the two outer surfaces for folding the bag with the two strips And the opening is reversed to fix the two strips, and one of the strips is pressed against the fold.

Preferably, the waterproof bag further comprises two buckles disposed on opposite sides of the bag body adjacent to the top edge.

Preferably, the bag body is composed of two sheets, and the inner side surfaces of the two strips are respectively planar and are respectively flattened to the two sheets, and the materials used for the two sheets are thermoplastic polyamines. Carbamate.

Preferably, a bottom end of one of the two strips extends to a convex portion of the inner side of the strip, and a lower edge of the convex portion abuts the fold.

Preferably, the top ends of the two strips respectively extend over a segment of the top edge of the bag body, and the opposite inner side surfaces of the segments respectively form a convex buckle strip and a concave buckle strip, so that the formation can be mutually engaged. The zipper chain structure.

Preferably, the top ends of the segments extend outwardly from a second segment to form a gap between the second segments.

Preferably, the top ends of the two strips respectively extend outwardly relative to a segment of the top edge of the bag to form a gap between the segments.

Preferably, a plurality of non-slip ribs are formed at opposite sides of the opposite inner side faces of the segments.

Preferably, the outer surface of one of the two strips and the outer surface of the fixing member form corresponding buckles, and the buckles form a zipper chain structure that can be fitted to each other.

Preferably, the outer surface of one of the two strips is formed with a plurality of bumps, and the outer surface of the fixing member is formed with a plurality of button holes corresponding to the bumps for fastening The bumps.

Compared with the prior art, the waterproof bag structure provided by the present invention bends the two strips and closes the opening tightly by the lower edge of the strip against the surface surface of the bag body, and then firmly fixes the fixing piece. The two straps are fastened to maintain an excellent waterproofing effect when applied to high impact water sports.

The above described features and advantages of the invention will be apparent from the following description.

1‧‧‧ bag body

10, 11‧‧ ‧ body

12‧‧‧ Around

13‧‧‧Top edge

14‧‧‧ openings

15‧‧‧ crease

16, 17‧‧‧ outer surface

21, 22‧‧‧ strips

210‧‧‧ concave buckle

221, 222‧‧ ‧ bumps

211, 223‧‧‧ inside

214, 224‧‧‧ fragment

215‧‧‧Glossy buckle

216, 226‧‧‧ lips

217, 218, 227, 228‧‧ ‧ ribs

219‧‧‧Protruding

219a‧‧‧The lower edge of the convex portion

23‧‧‧ gap

3‧‧‧Fixed parts

31‧‧‧Glossy buckle

311, 312‧‧ ‧ buttonhole

33, 34‧‧‧ reflexed section

4‧‧‧ buckle

41, 42‧‧‧ holes

5‧‧‧ bag body

51, 52‧‧‧ outside side

61, 62‧‧‧ strips

63, 64‧‧ ‧ bumps

7‧‧‧Fixed parts

71, 72‧‧‧ reflexed section

73, 74‧‧‧ buttonhole

First Figure: A perspective view of a perspective of an embodiment of the present invention.

Second Figure: An exploded view of a perspective of an embodiment of the present invention.

Third Figure: A perspective view of another perspective of an embodiment of the present invention.

Fourth Figure: An exploded view of another perspective of an embodiment of the present invention.

Figure 5 is a perspective view of two strips according to an embodiment of the present invention.

Figure 6 is a rear elevational view of an embodiment of the invention.

Figure 7 is a partial cross-sectional side view of the sixth figure.

Figure 8 is a perspective view showing the fastening of the fixing member and the strip in accordance with an embodiment of the present invention.

Figure IX: Side view of the eighth figure.

Figure 9A is a top plan view of the eighth figure.

Tenth Figure: A perspective view of another embodiment of the present invention.

Eleventh Embodiment: A perspective view of a fastening member and a strap of another embodiment of the present invention.

Referring to the first figure, the waterproof bag of the present invention comprises: a bag body 1, a mouth structure 2 composed of two belts 21, 22, a fixing member 3 and two buckles 4. The bag body 1 is composed of two soft sheets 10 and 11, and the material used for the two sheets 10 and 11 is TPU (Thermoplastic Polyurethane). Wherein, the periphery 12 of the bag body 1 is sealed by a hot melt pressing technique.

The two strips 21, 22 of the sealing structure 2 are composed of a hard strip-shaped object, for example, a zipper strip, a magnetic strip or a press strip, etc., which have a waterproof function, and the two strips 21, 22 are each opposite one another. The side surface is a flat surface, and the two sheets 10, 11 are respectively flattened, and the two strips 21, 22 are selectively fixedly disposed on the two outer surfaces of the bag body 1 or the two inner side surfaces thereof. In the present embodiment, the outer side of one of the strips 21 is formed with an engageable structure, as in the present embodiment, a recessed strip 210 is provided.

The fixing member 3 is fixed on an outer surface 16 of the bag body 1. In this embodiment, the outer surface of the fixing member 3 is represented by a protruding strip 31 which is a concave strip 210 which can be combined with the outer surface of the strip 21. Interfit each other.

Two buckles 4 are fixed on both sides of the bag body 1 for water sports At the time, for example, a surfboard or the like, the holes 41 and 42 of the two buckles 4 can be used to fasten the waterproof bag to the surfboard without being easily detached.

Referring to the second figure, the bag body 1 retains an opening 14 at its top edge 13 to allow the bag body 1 to form a space through which the personal object can be placed. The two strips 21, 22 are fixedly disposed adjacent to the opening 14 of the bag body 1 by ultrasonic technology for clamping the opening 14 in a sealed state. An outer surface 16 of the bag is formed with a crease 15.

Please refer to the third and fourth figures. The third figure is a perspective view of another view of the first figure, and the fourth figure is an exploded view of another view of the second figure. The other of the two strips 21, 22 (the strip 22) is fixed to the other outer surface 17 of the bag body 1. The two ends of the strip 22 are formed with a plurality of bumps 221, 222; and the fixing The two ends of the member 3 are formed with a plurality of inverted portions 33, 34 corresponding to the bumps 221, 222. When the two strips 21, 22 are flipped together with the top edge 13 of the bag body 1 to press the fixing member 3, the opposite ends 33, 34 of the fixing member 3 are folded over to be attached to the two strips 2 The outer surface of the strip (the strip 22), the plurality of button holes 311, 312 of the folding portion 33, 34 are used to fasten the bumps 221, 222, so that the two strips 21, 22 abut against The fixing member 3 is not easily loosened.

Please refer to the fifth figure, which shows a perspective view of the two strips 21, 22 of the present invention. The top ends of the two strips 21, 22 respectively extend above a segment 214, 224 of the top edge 13 of the bag body 1, and the opposite inner sides of the segments 214, 224 respectively form a convex strip 215 and a concave strip 225. In order to form a zipper chain structure that can be fitted to each other. Wherein, the top ends of the segments 214, 224 extend outwardly from a lip portion 216, 226, and the inner side of the lip portion 216 forms a plurality of non-slip ribs 217, 218, and the inner side of the lip portion 226 forms a plurality of non-slip ribs 227, 228.

Please refer to the sixth drawing, which is a rear view of the foregoing embodiment of the present invention, and the related element configuration is as described above.

Please refer to the seventh drawing, which is a partial cross-sectional side view of the sixth figure, wherein the tops of the two bodies 10, 11 of the bag body 1 close the opening 14 and are clamped by the hard two strips 22 And the top ends of the two strips 21, 22 respectively extend outwardly relative to the two lips 216, 226 of the top edge 13 of the bag body 1, and the lips 216, 226 can be turned outwards in an inherently curved shape. A gap 23 is naturally formed to facilitate opening the opening 14 of the bag body 1. The ribs 217, 227, 218, 228 of the lips 216, 226 further provide a non-slip effect for the user to apply force to open the opening 14 of the bag 1. As shown in the fifth or seventh figure, the bottom end 213 of the strip 21 extends downwardly toward a convex portion 219 which is tapered toward the inner side of the strip 21, and the lower edge 219a of the convex portion 214 is adjacent. The crease 15 is attached. The lower edge 219a of the convex portion is used when the two strips 21, 22 are folded to combine the concave strip 210 of the strip 21 with the protruding strip 31 of the fixing member 3, as shown in FIG. The crease 15 abuts against the two bodies 10 and 11 of the bag body 1. At this time, by the adhesive force of the bag body 1 and the pushing force of the bag body 1 by the lower edge 215 of the rib 214, The opening of the waterproof bag of the present invention is surely sealed to achieve an excellent waterproof effect (as shown in the eighth figure when the sealing is completed).

Please refer to the ninth figure, which is a schematic diagram of the fastening of the fixing member 3 and the strips 21, 22 of the present invention. As can be seen from the drawing, the concave strip 210 of the strip 21 of the present embodiment is first combined with the protruding strip 31 of the fixing member 3, and at this time, the lower edge 219a of the convex abutting portion 219 of the strip 21 is pushed to The position of the crease 15 abuts against the two bodies 10, 11 of the bag body 1 to increase the sealing effect.

Please refer to FIG. 9A, which is a top plan view of the fixing member 3 and the straps 21 and 22 after the fastening is completed. After the folding portions 33 and 34 at the two ends of the fixing member 3 are folded back, the fastening holes 311 and 312 of the two ends of the fixing member 3 are engaged with the protrusions 221 and 222 of the strip 22, so that the fixing member 3 is combined with the sealing structure 2. fixed.

Please refer to the tenth and eleventh figures, which are perspective views of another embodiment of the present invention. In this embodiment, the fixing member 7 is disposed on an outer side surface 51 of the bag body 5, the outer side surface 51 is on the same side as the strip 62 having the plurality of bumps 63, 64, and the inner side of the two strips 61, 62 is The opening is sealed by a clip chain structure, and the two strips 61, 62 can be folded together with the top edge of the bag body 5 to the other outer side surface 52 of the bag body 5, and then the reflexed sections 71, 72 of the ends of the fixing member 7 are After reversing inward, the fastening holes 63, 74 at both ends of the fixing member 7 and the projections 63, 64 of the strip 62 are engaged with each other to complete the fastening, as shown in FIG.

The waterproof bag of the present invention has the characteristics of high friction material itself, so that when the article is placed in the bag body, the first layer sealing structure of the strip is used, supplemented by the bending opening, and the lower edge of the strip is pressed against the bag. The second layer sealing structure of the body crease allows the surface of the bag body to be closely adhered to the adjacent surface, and finally the strip is fixed by the fixing member to achieve excellent waterproofing effect.

In any event, anyone can obtain sufficient teaching from the description of the above examples, and it is understood that the present invention is indeed different from the prior art, and is industrially usable and progressive. It is the invention that has indeed met the patent requirements and has filed an application in accordance with the law.

1‧‧‧ bag body

10, 11‧‧ ‧ body

16‧‧‧ outer surface

2‧‧‧ Sealing structure

21, 22‧‧‧ strips

210‧‧‧ concave buckle

3‧‧‧Fixed parts

31‧‧‧Glossy buckle

4‧‧‧ buckle

41, 42‧‧‧ buttonhole

Claims (10)

A waterproof bag comprising: a bag body having an upwardly opening at a top edge thereof, wherein a top edge of the bag body can be folded to cause the opening to face downward; and a mouth structure is disposed at a top edge of the bag body The sealing structure includes two strips respectively disposed on two sides of the opening of the bag body to sandwich the opening of the bag body, and a fixing member disposed on the bag body for the bag body The top edge, together with the sealing structure being folded, reverses the opening of the bag body, and is fixedly coupled with the sealing structure; wherein the bag body is pre-formed with a crease, and the top edge of the bag body along with the sealing structure is along The crease is folded, and after the folding, the fixing member can be fixedly coupled with the sealing structure; and the bottom end of one of the sealing structures extends downwardly to a convex abutting portion, the convex abutting portion The lower edge tapers toward the inner side of the strip and abuts the crease of the bag. The waterproof bag of claim 1, further comprising two buckles respectively disposed on two sides of the bag body. A waterproof bag comprising: a bag body comprising a soft two-piece body and having an upward opening formed at a top edge thereof; and a mouth structure comprising a rigid two strips disposed on a top of the bag body The edges are respectively affixed to the outer sides of the two bodies of the bag body, and the two strips each extend upwardly with a segment higher than the top edge of the bag body, and the opposite inner side faces of the segments form a mutual fit Clip chain structure; Wherein, when the zipper strip structure of the two strips closes the opening of the bag body, the tops of the two bodies of the bag body close the opening to each other and are clamped by the hard two strips. The waterproof bag of claim 3, wherein the two strips of the sealing structure each extend upwardly and outwardly with a lip, and the lips are sandwiched by the two strips at the opening of the bag. There is still a gap when the seal is closed. A waterproof bag comprising: a bag body having an upwardly opening at a top edge thereof, wherein a top edge of the bag body can be folded to cause the opening to face downward; and a mouth structure is disposed at a top edge of the bag body The sealing structure includes two strips respectively disposed on two sides of the opening of the bag body to sandwich the opening of the bag body, and a fixing member disposed on the bag body for the bag body After the top edge and the sealing structure are folded over to reverse the opening of the bag body, the sealing structure is combined with the sealing structure; wherein the two strips of the sealing structure each extend upwardly with a segment higher than the top edge of the bag body, and A spliced chain structure that can be fitted to each other is formed between the opposite inner sides of the segments. The waterproof bag of claim 5, wherein each of the segments extends upwardly and outwardly with a lip that remains between when the opening of the bag is closed by the two straps. A gap. The waterproof bag of claim 6, wherein the plurality of non-slip ribs are formed on opposite inner sides of the lips. The waterproof bag of claim 5, wherein the bag body comprises a two-piece body, the two strips of the sealing structure are respectively flat on the outer side of the two-piece body, and the material of the two-piece body of the bag body comprises thermoplastic Polyurethane. A waterproof bag comprising: a bag body having an upwardly opening at a top edge thereof, wherein a top edge of the bag body can be folded to cause the opening to face downward; and a mouth structure is disposed at a top edge of the bag body The sealing structure includes two strips respectively disposed on two sides of the opening of the bag body to sandwich the opening of the bag body, and a fixing member disposed on the bag body for the bag body The top edge, together with the sealing structure being folded, reverses the opening of the bag body, and is fixedly coupled with the sealing structure; wherein an outer surface of one of the sealing strips and an outer surface of the fixing member form a phase Corresponding concave and convex buckle strips are fastened to the sealing structure after the top edge of the bag body is folded together with the sealing structure. The waterproof bag of claim 9, wherein one of the two ends of the sealing structure is formed with a protrusion, and each of the two ends of the fixing member has a reversed portion, and a pair is formed thereon. A buttonhole of the bump should be folded to fold the two reversed ends of the fixing member after the top edge of the bag body and the sealing structure are folded, and then fastened to the bump of the sealing structure.