TWI558335B - Waterproof seal open tail zipper - Google Patents

Description

Waterproof sealed open tail zipper

The invention relates to a zipper, in particular to a rail-type waterproof sealed open-end zipper.

Today's waterproof sealing zippers are mainly used in waterproof products, such as wetsuits, raincoats, outerwear, waterproof bags, etc., to prevent water from penetrating from the chain of the zipper; for example, as shown in US Pat. No. 7,537,758, US Pat. No. 2,771,181, US 672,1999 or US Pat. The two-chain belt is made of plastic, and the corresponding faces of each chain belt are respectively formed with a rail portion, and each rail portion forms a convex rail and a groove, thereby connecting the rail portion of the two-chain belt through a zipper head, and sliding the zipper head The track portions of the two-chain tape can be interlocked (engaged) or separated from each other. However, the convex rails and the grooves of the track portion of the above-mentioned two-chain belt are elongated, and when they are coupled to each other (bite), unlike the sprocket occlusion structure of the conventional zipper, the function of resisting axial misalignment is performed, so the two-chain belt The ends of the ends must be glued or heat-sealed together, but this does not apply to a jacket-type item like a traditional open-end zipper.

For this reason, there is a design of a rail-type waterproof sealing tail zipper, in which a clamping device is provided at the end of one of the chain belts, so that the tail end of the other chain belt is inserted and clamped to the clamping device, thus forming a tailing Waterproof sealed zipper. However, the clamping device used in the prior art is metal casting and Assembled, the biggest shortcoming is that the structure is too complicated and the structure is too large. It is combined with the small zipper block to form a cumbersome and khaki feeling, and the operation requires more than one operation to clamp and fix the steps. Inconvenience caused by the use of the operation.

The main object of the present invention is to provide a waterproof sealed open-end zipper, which is designed for the combined structure of the end of the two-chain belt end of the rail-type waterproof sealing open-end zipper, and prevents the two-chain belt from being misaligned.

A secondary object of the present invention is to provide a waterproof and sealed open-end zipper, wherein a rail-type waterproof sealing tail zipper is provided with a convex portion at a near end end of one of the chain belts, and a rail portion near the tail end of the other chain belt. There is a hole portion, and the two-chain belt is not staggered or slipped and displaced by the positioning of the convex portion and the hole portion, thereby achieving the purpose of compactness and practicality of the structure.

Another object of the present invention is to provide a waterproof and sealed open-end zipper, wherein when the track portions of the two-chain tape are linked to each other by the action of pulling the sliding member (zipper head), the convex portion of the proximal end of the one-chain belt is synchronously embedded. The other chain has a hole near the end to achieve a very simple operation.

In order to achieve the above object, the preferred technique of the waterproof sealed open-end zipper of the present invention comprises: a first chain belt and a second chain belt, wherein the opposite sides of the chain belts respectively have chains for interlocking with each other. a first rail portion and a second rail portion; a sliding member slidably coupled between the first rail portion and the second rail portion, the sliding member driving the first rail portion and the second rail portion to be linked to each other or Separating; a block incorporated at the end of the first track portion of the first chain, the block providing a second track portion of the second chain The tail end is fixedly inserted; and the first rail portion has a convex portion, and the second rail portion has a pair of holes corresponding to the convex portion, and the convex portion is embedded in the hole when the square is inserted into one end of the second rail portion unit.

The waterproof sealed open-end zipper of the invention can be installed and applied on items such as wetsuits, raincoats, jackets and the like which need to be waterproofed. When the first chain belt and the second chain belt need to be chained, the sliding element is first moved. Cooperating on the block, passing the tail end of the second track portion of the second chain belt through the sliding member, and inserting the tail end of the second track portion into the block, and passing through the second track portion Inserting the sliding element into the square, inserting the convex portion of the first chain belt into the hole portion of the second chain belt, thereby combining the first chain belt and the tail end of the second chain belt with each other, The first chain belt and the second chain belt can be prevented from sliding misalignment. Furthermore, the design of the block of the present invention and the convex portion of the first chain belt can achieve the advantages of simple operation, compact structure and cost reduction.

1a‧‧‧First chain

11a‧‧‧First Track Department

111a‧‧‧ convex rail

112a‧‧‧ Groove

12a‧‧‧ Links

1b‧‧‧second chain

11b‧‧‧Second track section

111b‧‧‧ convex rail

112b‧‧‧ Groove

12b‧‧‧ Links

13a‧‧‧through hole

2‧‧‧Sliding components

21‧‧‧ zipper head

211‧‧ ‧ guiding groove

212‧‧‧Guide

213‧‧‧ cavity

22‧‧‧ Pulling

3‧‧‧ squares

31‧‧‧ lumen

32‧‧‧Slit

4‧‧‧ convex

41‧‧‧ strips

42‧‧‧Bump

43‧‧‧Sheet

5‧‧‧ Hole Department

51‧‧‧Perforation

1 is a perspective view showing a combination of a first preferred embodiment of the present invention.

Figure 2 is an exploded perspective front elevational view of the first preferred embodiment of Figure 1.

3 is a schematic exploded perspective view of the first preferred embodiment of FIG. 1.

4 is a schematic view showing the action of inserting a square by the second track portion in FIG. 1.

Fig. 5 is a view showing the operation of the projection insertion hole portion and the sliding member of Fig. 4;

Fig. 6 is a schematic transverse cross-sectional view showing the insertion portion of the projection in Fig. 5.

Fig. 7 is an exploded perspective view showing the block and strip body assembly structure of Fig. 2.

Figure 8 is a perspective view of a second preferred embodiment of the present invention.

Fig. 9 is a view showing the operation of the projection insertion hole portion and the sliding member of Fig. 8.

Figure 10 is a perspective view of a third preferred embodiment of the present invention.

Fig. 11 is a view showing the operation of the projection insertion hole portion and the sliding member of Fig. 10.

The structural features and other functions and purposes of the present invention are described in detail below with reference to the accompanying drawings. Referring to FIG. 1 , FIG. 2 and FIG. 3 , the waterproof sealed open tail zipper of the present invention mainly relates to a rail waterproof seal. The first preferred embodiment of the open zipper design includes a first chain belt 1a and a second chain belt 1b. One side of the first chain belt 1a has a first rail portion 11a and a second chain belt 1b. One side has a second rail portion 11b, and the first rail portion 11a and the second rail portion 11b are used to be coupled to each other; a sliding slidably coupled between the first rail portion 11a and the second rail portion 11b The element 2 is such that the sliding element 2 is used to drive the first rail portion 11a and the second rail portion 11b to be coupled or separated from each other; a block 3 is coupled to the end of the first rail portion 11a of the first chain belt 1a, and the block 3 is used for The tail end of the second rail portion 11b that provides the second link belt 1b is inserted and fixed.

Specifically, as shown in FIGS. 1 and 2, the first rail portion 11a of the first chain belt 1a of the present invention has a convex portion 4 at the near end and a second rail of the second chain belt 1b. The end portion of the track portion 11b has a hole portion 5 corresponding to the convex portion 4; thereby, as shown in Figs. 4 and 5, when the trailing end of the second rail portion 11b of the second chain belt 1b passes through the sliding member 2, When the trailing end of the second rail portion 11b is inserted into the block 3, the first rail portion 11a of the first link belt 1a is coupled with the second rail portion 11b of the second link belt 1b, and the convex portion on the first link belt 1a is simultaneously made. The portion 4 is embedded in the hole portion 5 of the second chain belt 1b, so that the trailing ends of the first chain belt 1a and the second chain belt 1b are both connected to the block 3, and the first chain belt 1a and the second chain belt 1b can be prevented from sliding each other. Staggered, and the sliding member 2 is slidable along the first rail portion 11a and the second rail portion 11b.

As shown in FIG. 1 and FIG. 2, the first chain belt 1a and the second chain belt 1b are respectively strips of plastic extrusion type, which respectively comprise a chain piece 12a, 12b for the first track portion. 11a is formed on one side of the chain piece 12a, and the second rail portion 11b is formed on one side of the chain piece 12b; and the first rail portion 11a and the second rail portion 11b are respectively formed to be engaged with each other (engaged) The convex rails 111a, 111b and the grooves 112a, 112b together, so that when the user pulls the sliding member 2 to move along the first rail portion 11a and the second rail portion 11b, the first rail portion 11a and the second rail portion can be made 11b is interlocked (occluded) or separated from each other.

As shown in FIG. 2 and FIG. 4, the sliding element 2 preferably includes a zipper head 21 and a pull tab 22 coupled to the zipper head 21. The zipper head 21 is a square, diamond or other shaped block, and the zipper head. 21 has two guiding grooves 211, 212, whereby the tail end of the first rail portion 11a of the first chain belt 1a passes through a guiding groove 211 of the slider head 21 and is fixed to the block 3, and the second chain belt 1b The second rail portion 11b is provided to allow the user to pass through the other guide groove 212 of the zipper head 21 and then insert the block 3, and then pull the pull tab 22 to move the zipper head 21 (As shown in FIG. 5), the first rail portion 11a and the second rail portion 11b are thus coupled (engaged) or separated from each other.

As shown in FIG. 1 and FIG. 2, the block 3 preferably has a concave inner cavity 31, and the two sides of the block 3 respectively have a slit 32 communicating with the inner cavity 31; thereby, the first chain is The end of the first rail portion 11a of the belt 1a is fixed to the inner cavity 31, and the tail end of the chain piece 12a is fixed to the slit 32 on one side; the inner cavity 31 also reserves some space to provide the second track of the second chain belt 1b. The tail end of the portion 11b passes through the zipper head 21 and is then inserted into the inner cavity 31 (as shown in Fig. 4), so that the above-mentioned convex portion 4 is fitted into the hole portion 5, and the chain piece 12b of the second chain tape 1b can be inserted into the square block 3 Side slit 32. And the block 3 is fixedly coupled to the bottom end of the first rail portion 11a of the first chain belt 1a. When the first chain belt 1a is combined with the second chain belt 1b, the first chain belt 1a is waterproof and sealed. The inner chain of the zipper.

Further, as shown in FIGS. 2 and 7, the above-described structure of the convex portion 4 formed in the first rail portion 11a can be implemented in the block 3 with a strip 41, and the free end of the strip 41 forms the projection 4 as the first chain. When the belt 1a is coupled to the block 3, the strip body 41 is brought into contact with the back surface of the first chain belt 1a, and the convex portion 4 passes through the first rail portion 11a and protrudes from the first rail portion 11a. Specifically, the strip body 41 may be made of a metal round bar, such that one end of the strip body 41 is assembled to the block 3, and the convex portion 4 is a protrusion 42 formed by bending the free end of the strip body 41; As shown in FIGS. 4 and 5, when the trailing end of the second rail portion 11b of the second link 1b is inserted into the block 3, in addition to the first rail portion 11a and the second rail portion 11b, the protrusion is The convex portion 4 (the stud 42) on the first rail portion 11a can be fitted into the hole portion 5 on the second rail portion 11b, preventing the first link belt 1a and the second link belt 1b from slidingly displaced from each other.

In order to prevent the strip 41 and the post 42 from obstructing the movement path of the sliding member 2, as shown in FIGS. 3 and 4, the slider 21 of the sliding member 2 corresponds to the guide groove of the first link 1a. The 211 can be provided with a cavity 213, and the cavity 213 can accommodate the strip 41 and the post 42; therefore, when the slider 21 of the sliding member 2 moves to the block 3, the cavity 213 accommodates the strip 41 and the post 42 , does not hinder the sliding element 2.

8 and FIG. 9, which is a second preferred embodiment of the convex portion 4 in the waterproof sealed tail zipper of the present invention, that is, the strip body 41 can be integrally formed with the square 3, so that one end of the strip body 41 Integrally formed on the block 3, and the convex portion 4 is a protrusion 42 integrally formed at the free end of the strip body 41, so that the hole portion 5 on the second rail portion 11b can be inserted to achieve the same prevention of the first chain belt 1a and the first The function of the two-chain belts 1b being slidably staggered from each other.

As shown in FIG. 10 and FIG. 11 , in the third preferred embodiment of the convex portion 4 in the waterproof sealed tail zipper of the present invention, the convex portion 4 does not have to be assembled or integrally formed on the square 3, and may be directly In combination with the first chain belt 1a, the convex portion 4 can be integrally formed or integrally formed on a protrusion 42 of the strip 41, and then the strip 41 can be abutted against the back surface of the first chain belt 1a, thereby The convex portion 4 (the stud 42) passes through the first rail portion 11a and protrudes in the first rail portion 11a, so that the same function can be achieved.

As shown in FIG. 2, FIG. 3 and FIG. 4, the first rail portion 11a of the first chain belt 1a may be provided with a through hole 13a, thereby providing the convex portion 4 through the through hole 13a and protruding on the first rail portion. 11a. The hole portion 5 on the second chain belt 1b can be implemented as a through hole 51 penetrating the second rail portion 11b, so that the through hole 51 can provide the convex portion 4 embedded in the above embodiments, when the first chain belt 1a and First When the two-chain tapes 1b are linked to each other, the first chain tape 1a and the second chain tape 1b can be prevented from slidingly displaced from each other.

In summary, the waterproof sealed open-end zipper of the present invention has practicality and creativity, and the application of the technical means is also novel and undoubted, and the efficacy and design purpose are in line with the fact that it has been reasonably improved. To this end, the invention patent application was filed according to law, but the bureau was requested to give a detailed examination, and the patent was granted as a prayer.

1a‧‧‧First chain

11a‧‧‧First Track Department

111a‧‧‧ convex rail

112a‧‧‧ Groove

12a‧‧‧ Links

1b‧‧‧second chain

11b‧‧‧Second track section

111b‧‧‧ convex rail

112b‧‧‧ Groove

12b‧‧‧ Links

2‧‧‧Sliding components

21‧‧‧ zipper head

212‧‧‧Guide

22‧‧‧ Pulling

3‧‧‧ squares

31‧‧‧ lumen

4‧‧‧ convex

5‧‧‧ Hole Department

51‧‧‧Perforation

Claims (10)

A waterproof sealed open-end zipper, comprising: a first chain belt and a second chain belt, wherein each of the opposite side of the chain belt has a first rail portion and a second rail portion for coupling with each other; a sliding member slidably coupled between the first rail portion and the second rail portion, the sliding member driving the first rail portion and the second rail portion to be coupled or separated from each other; a joint in the first chain a block at the end of the first track portion, the block provides a rear end of the second track portion of the second chain portion; and the first track portion has a convex portion corresponding to a side of the second track portion, the first portion The two rail portions have a pair of holes corresponding to the convex portion at one side of the first rail portion, and one end of the second rail portion is inserted into the square of the tail end of the first rail portion to embed the convex portion into the hole portion, the convex portion The hole portion is fitted to prevent the first rail portion and the second rail portion from being slidably displaced from each other in a direction in which the rail extends. The waterproof sealed open tail zipper according to claim 1, wherein the square has a shape, and the strip body is coupled to the back side of the first chain belt, and the free end of the strip body forms the convex portion, and the convex portion passes through The first rail portion protrudes from the first rail portion. The waterproof sealed open tail zipper according to claim 2, wherein one end of the strip body is assembled to the square, and the convex portion is a convex column formed by bending a free end of the strip body. The waterproof sealed open tail zipper according to claim 2, wherein one end of the strip body is integrally formed on the square, and the convex portion is a protrusion integrally formed at a free end of the strip body. The waterproof sealed open tail zipper according to claim 1, wherein the convex portion is integrally formed or assembled on a piece, and the sheet body is coupled to a back surface of the first chain belt, and the convex portion passes through the first track. And protrudes from the first rail portion. The waterproof sealed open tail zipper according to claim 1, wherein the convex portion is integrally formed or assembled in a piece, and the sheet body is fitted in the first rail portion of the first chain belt, and the convex portion protrudes The first track portion. The waterproof sealed tail zipper according to any one of claims 2 to 5, wherein the first rail portion of the first chain belt is provided with a through hole, the convex portion passes through the through hole and protrudes from the first rail unit. The waterproof sealed open tail zipper according to any one of claims 1 to 6, wherein the hole portion is a through hole penetrating the second rail portion. The waterproof sealed open-end zipper according to claim 1, wherein the block has an inner cavity, and the two sides of the block respectively have a slit communicating with the inner cavity, and a tail end of the first track portion of the first chain Fixed in the inner cavity, the tail end of the second rail portion of the second chain belt is inserted into the inner cavity. The waterproof sealed open tail zipper of claim 1, wherein the sliding element comprises a zipper head and a pull tab coupled to the zipper head, the zipper head having two guiding slots, wherein one of the guiding slots is provided with a pair of convexities a first track portion of the first chain belt passes through a guide groove of the zipper head and is fixed to the block, and a second track portion of the second chain belt passes through another guide groove of the zipper head Insert the square again.