TWI577299B - Adjustable length of shoes - Google Patents

Description

Adjustable length shoes

The invention relates to shoes; in particular to an adjustable length shoe.

When engaging in specific types of sports such as cycling, ice skating, skiing, hiking, etc., a pair of perfectly fitted shoes can significantly improve athlete performance. However, wearing a pair of fully fitted shoes is usually a bit of a hassle because the bottom of the heel is easily caught by the back end of the shoe population. In addition, some competitions may require participants to change shoes during the game (such as triathlon), so the time required to put on shoes is more likely to greatly affect the final ranking of the tug.

Therefore, the user should want a pair of shoes that can be easily and quickly put on, while still maintaining a perfect fit.

In view of the above, it is an object of the present invention to provide an adjustable length shoe that can be adjusted in length as desired by the user. The shoe can be worn easily, quickly, and easily, and the length can be adjusted in an instant.

In order to achieve the above object, the shoe provided by the present invention has a front end and a rear end, wherein the front end and the rear end are opposite ends of the shoe, and when a user wears the shoe, the user's toe Toward the front end, a user's heel is adjacent to the back end, and a length between the front end and the rear end is adjustable. The shoe includes an outsole, an upper, a stretch fabric and a control device, wherein the upper includes a body portion and a heel portion separated from each other; when the user wears the shoe, the body portion covers an instep of the user, and the shoe The heel surrounds the heel of the user; the body portion is directly attached to the outsole; the heel portion has a bottom edge. The stretch fabric joins the bottom edge of the heel portion to the outsole. The control device is coupled to the body portion of the upper and the heel portion, wherein the control device moves the heel portion integrally along the axial direction relative to the body portion, and the axial direction is determined by the shoe The rear end faces the front end, whereby the heel portion is pressed against the heel of the user when the user wears the shoe.

Thereby, the shoe provided by the present invention can be easily put on. And since the length of the shoe can be quickly adjusted as desired, a pair of shoes like this should be fully compliant with the user's foot length.

1‧‧‧ shoes

10‧‧‧ outsole

20‧‧‧sole

22‧‧‧Shoe body

22a‧‧‧slit

22b‧‧‧slit

24‧‧‧ heel

24a‧‧‧ bottom edge

24b‧‧‧Extension arm

26‧‧‧ accommodating space

28‧‧‧Perforation

30‧‧‧Retractable fabric

40‧‧‧Control device

42‧‧‧Connecting parts

44‧‧‧fasteners

50‧‧‧Control device

52‧‧‧lace

60‧‧‧Control device

62‧‧‧ Broadband

62a‧‧‧ first end

62b‧‧‧second end

70‧‧‧Control device

72‧‧‧带带

72a‧‧‧ tooth row

72b‧‧‧

74‧‧‧ holding parts

74a‧‧‧ gap

80‧‧‧Control device

82‧‧‧ Broadband

82a‧‧‧ first end

82b‧‧‧second end

F‧‧‧ front end

R‧‧‧ backend

L‧‧‧ length

1 is a perspective view of a shoe according to a first preferred embodiment of the present invention, showing that the fastener of the control device is disposed on the heel portion.

Figure 2 is a top plan view of the shoe of the first preferred embodiment of the present invention.

Figure 3 is a side elevational view of the shoe of the first preferred embodiment of the present invention showing the length extending between the front end and the rear end of the shoe.

Figure 4 is a side elevational view of the shoe of the first preferred embodiment of the present invention showing the relative shortening between the front end and the rear end of the shoe.

Figure 5 is a perspective view of a shoe according to a second preferred embodiment of the present invention, showing that the fastener of the control device is disposed on the body portion.

Figure 6 is a perspective view of a shoe according to a third preferred embodiment of the present invention, showing that the fastener of the control device is disposed at another location on the body portion.

Figure 7 is a perspective view of a shoe according to a fourth preferred embodiment of the present invention, showing that the control device includes a shoelace.

Figure 8 is a perspective view of a shoe according to a fifth preferred embodiment of the present invention, showing that the control device includes a wide band.

Figure 9 is a perspective view of a shoe according to a sixth preferred embodiment of the present invention, showing that the control device includes a strap and a retaining member.

Figure 10 is a perspective view of a shoe according to a seventh preferred embodiment of the present invention, showing that the control device includes a broadband coupled to the rear end.

In order that the present invention may be more clearly described, the preferred embodiments are illustrated in the accompanying drawings. Referring to Figures 1 through 3, a shoe 1 of a first preferred embodiment of the present invention includes an outsole 10, an upper 20, a stretch fabric 30, and a control unit 40. The upper 20 includes a body portion 22 and a heel portion 24 that are separated from each other, wherein the body portion 22 is directly coupled to the outsole 10 and is adapted to cover the instep of the user; the heel portion 24 The stretch fabric 30 is coupled to the outsole 10 and is adapted to surround the user's heel. More specifically, the heel portion 24 has a bottom edge 24a, and the stretch fabric 30 connects the bottom edge 24a and the outsole 10, respectively.

In the first preferred embodiment, the control device 40 includes a connector 42 and a fastener 44. In the preferred embodiment of the present invention, the connector 42 is a pull wire, and the fastener 44 is a cord reel disposed on the heel portion 24. The connecting member 42 connects the body portion 22 and the fastener 44 on the heel portion 24, and the connecting member 42 can be pulled by adjusting the fastener 44, so that the heel portion 24 is opposite to the shoe The body 22 moves. More specifically, an accommodating space 26 is formed between the body portion 22 and the outsole 10 to accommodate the user's foot, and the heel portion 24 has two extending arms 24b facing the accommodating portion. The direction of the space 26 extends. By rotating the fastener 44, the connecting member 42 is pulled, thereby causing the heel portion 24 to move relative to the body portion 22, and the two extending arms 24b are moved further The accommodating space 26 is inserted into the accommodating space 26 and overlaps the body portion 22.

The shoe 1 is defined as having a front end F and a rear end R. As shown in FIG. 2, the front end F and the rear end R are opposite ends of the shoe 1. By definition, when the user wears the shoe 1, the toe is directed to the front end F, and the rear end R is adjacent to the user's heel, particularly the distance from the heel portion 24. The farthest point of the front end F. By the above definition, it can be easily understood that a length L of the shoe 1 is the distance between the front end F and the rear end R.

Referring to FIG. 4, when the fastener 44 is rotated to pull the connecting member 42, the heel portion 24 is integrally moved relative to the body portion 22 along an axial direction, wherein the axial direction is determined by the shoe 1 The back end R faces the front end F. Thereby, the heel portion 24 will be pressed against the user's heel wearing the shoe 1. Compared to Figure 3, the length L shown in Figure 4 is significantly shortened. With such a design, the user whose foot length is slightly shorter than the shoe 1 can easily and quickly put on the shoe 1, because the heel portion 24 is separated from the body portion 22, so that the user is not hindered from wearing The action of the shoe 1. In addition, as previously described, once the shoe 1 is put on, the user only needs to rotate the fastener 44, and the length L of the shoe 1 can be adjusted in an instant so that the shoe 1 can fully fit. .

In practice, the user may slightly lift the heel after putting on the shoe 1 and rotate the fastener 44 to move the heel portion 24 toward the body portion 22, or may slightly raise the toe. The fastener 44 is rotated to move the body portion 22 toward the heel portion 24. Both of these practices can adjust the length L of the shoe 1 very efficiently, and should be considered equivalent action regardless of whether the heel portion 24 or the body portion 22 is actually moving. In other words, the above two modes of operation for adjusting the length L should be included in the scope of the present invention.

In order to match different usage habits, the fastener 44 is not It must be placed on the heel portion 24. Two examples are provided herein: as shown in FIG. 5, the fastener 44 of the second preferred embodiment of the present invention is disposed at the top end of the body portion 22; and FIG. 6 is the third preferred embodiment of the present invention. In the embodiment, the fastener 44 is disposed on one side of the body portion 22. The connecting member 42 of the first preferred embodiment of the present invention is different from the body portion 22, and the connecting member 42 of the second and third preferred embodiments of the present invention is different. The fastener 44 is attached to the heel portion 24. The position of the fastener 44 (and the corresponding arrangement of the connector 42) is not a limitation of the present invention as long as the fastener 44 can be adapted to pull the connector 42 to drive the heel portion 24 relative to the body of the shoe. The portion 22 can be moved.

Referring to FIG. 7, a shoe 2 according to a fourth preferred embodiment of the present invention has substantially the same configuration as the shoe 1 of the first preferred embodiment of the present invention, and the difference lies in the fourth preferred embodiment. A control device 50 includes a lace 52, and the body portion 22 and the heel portion 24 respectively have a plurality of perforations 28 disposed thereon for the laces 52 to be wound. With such a design, the heel portion 24 of the shoe 2 can also be moved relative to the body portion 22 along the axial direction of the front end F of the shoe 2 as long as the shoelace 52 is pulled and fastened. In this way, the length L of the shoe 2 can also be adjusted.

Similarly, the shoe 3 of the fifth preferred embodiment of the present invention has substantially the same configuration as the preferred embodiment described above, except that a control device 60 of the fifth preferred embodiment includes two broadband 62s. Each of the wideband 62 has a first end 62a and a second end 62b, and the body portion 22 is formed with two slits 22a, wherein each of the first ends 62a is formed by the extending arm of the heel portion 24. 24b is formed, and each of the second ends 62b passes through a slit 22a and is correspondingly attached to the first end 62a. Such a design allows the two wide belts 62 to be pulled, thereby driving the heel portion 24 to move relative to the body portion 22 in an axial direction toward the front end F of the shoe 3, so that the length L of the shoe 3 can be borrowed. Adjust this. In practice, the first ends 62a and the The second ends 62b are respectively provided with a male felt and a female felt for attaching the second ends 62b to the corresponding one of the first ends 62a.

Referring to Figure 9, a shoe 4 of a sixth preferred embodiment of the present invention also has substantially the same construction as described above. However, a control device 70 of the shoe 4 includes a strap 72 and a retaining member 74. The retaining member 74 is disposed on the body portion 22 of the upper 20 and has a slit 74a for the strap 72 to pass through. The strap 72 has a row of teeth 72a disposed thereon and has a slit 74a through which the end 72b passes. The slit 74a is capable of tightly gripping different positions on the strap 72. As such, the strap 72 is adapted to be pulled to move the heel portion 24 relative to the body portion 22 and also to move axially toward the front end F of the shoe 4. Therefore, the length L of the shoe 4 can also be adjusted.

Figure 10 shows a shoe 5 according to a seventh preferred embodiment of the present invention, which is particularly suitable for engaging in triathlon sports, wherein a control device 80 of the shoe 5 includes a wide band 82 having a first end 82a and A second end 82b, wherein the first end 82a is formed by one of the extension arms 24a of the heel portion 24. The second end 82b is detachably attached to the rear end R of the shoe 5, wherein a portion of the wide band 82 passes through a slit 22b in the body portion 22. The wide band 82 is also adapted to be pulled to move the heel portion 24 relative to the body portion 22 in the axial direction toward the front end F, and the second end 82b can be attached and fixed efficiently Backend R. In practice, the second end 82b can be attached to the rear end R through the devil felt felt and the female felt respectively disposed on the second end 82b and the rear end R. Thereby, the user can put on the shoe 5, then immediately pull the second end 82b and connect it to the rear end R, so that the length L of the shoe 5 can be adjusted to the most appropriate moment. length. In other words, the user can adjust the length L of the shoe 5 at an extremely fast speed, so that the shoe 5 can provide considerable assistance to the triathlete athlete.

In order to better guide the heel portion 24 to move relative to each other along the axial direction, the shoes 1-5 of the first to seventh preferred embodiments of the present invention may further include at least one elastic band (Fig. The at least one elastic band is coupled to an inner surface of the body portion 22 and the heel portion 24. Preferably, at least one of the extending arms 24b of the heel portion 24 is permeable to the at least one elastic band. Attached to the inner surface of the body portion 22.

In addition, in practice, the stretch fabric 30 may be made of at least one selected from the group consisting of microfibers, carbon fibers, and plastics; on the other hand, the heel portion 24 may be selected from the group consisting of carbon fiber, aluminum, and fiberglass. And at least one of the groups of fabrics.

The above is only a preferred embodiment of the present invention, and equivalent structural changes to the scope of the present invention and the scope of the claims are intended to be included in the scope of the present invention.

1‧‧‧ shoes

10‧‧‧ outsole

20‧‧‧sole

22‧‧‧Shoe body

24‧‧‧ heel

24a‧‧‧ bottom edge

24b‧‧‧Extension arm

26‧‧‧ accommodating space

30‧‧‧Retractable fabric

40‧‧‧Control device

42‧‧‧Connecting parts

44‧‧‧fasteners

Claims (14)

A shoe having a length between a front end and a rear end that is adjustable, wherein the front end and the rear end are opposite ends of the shoe, and when a user wears the shoe, the user The toe faces the front end, the user's heel is adjacent to the rear end; the shoe comprises: an outsole; an upper comprising a body portion and a heel portion separated from each other; when the user wears the shoe The shoe body covers an instep of the user, and the heel portion surrounds the heel of the user; the body portion is directly attached to the outsole; the heel portion has a bottom edge; a fabric connecting the bottom edge of the heel portion and the outsole; and a control device connecting the body portion of the upper to the heel portion, wherein the control device causes the heel portion to be integrally along an axial direction Moving relative to the body portion, and the axial direction is from the rear end of the shoe toward the front end, thereby causing the heel portion to press on the heel of the user when the user wears the shoe; An accommodation space is formed between the shoe body portion and the outsole of the upper When the relative movement of the heel portion of the shoe toward the front end of the row along the axial direction, a portion of the heel portion further enters the receiving space, and overlap with the shoe body portion. The shoe of claim 1, wherein the control device comprises a connecting member and a fastener, wherein the fastener is disposed on one of the heel portion or the body portion, and the connecting member connects the fastener With the heel or the body of the shoe The fastener is not provided therein; the fastener is configured to move the heel portion relative to the body portion along the axial direction toward the front end through the connector. The shoe of claim 2, wherein the fastener is disposed on the heel portion; the connector connects the fastener to the body portion. The shoe of claim 2, wherein the fastener is disposed on the body portion; the connector connects the fastener to the heel portion. The shoe of claim 2, wherein the fastener is a cord reel and the connector is a pull wire. The shoe of claim 1, wherein the control device comprises a strap and a retaining member; the retaining member is disposed on the body portion of the upper and has a slit for the strap to pass through; the strap is thereon Having a row of teeth, the strap having two opposite ends, one end of which is fixed to the heel portion of the upper, and the other end passes through the slit of the holding member; the slit of the holding member can tightly clamp the slit Different positions on the strap; the strap can be pulled to move the heel portion relative to the body portion along the axial direction toward the front end. The shoe of claim 1, wherein the control device comprises a shoelace; the shoe body portion and the heel portion respectively have a plurality of perforations for the shoelace to be wrapped therein; the shoelace can be pulled and tied So that the heel portion moves toward the front end in the axial direction relative to the body portion. The shoe of claim 1, the control device comprising a wide band having a first end fixed to the heel portion and an opposite second end passing through a slit in the body portion Attached to the first end; the broadband can be pulled to move the heel portion relative to the body portion along the axial direction toward the front end. The shoe of claim 8, wherein the first end and the second end of the broadband are respectively provided with a male felt and a female felt of a devil's felt. The shoe of claim 1, wherein the control device comprises a wide band having a first end fixed to the heel portion and an opposite second end passing through a slit in the body portion And attached to the rear end of the shoe; the broadband can be pulled to move the heel portion relative to the body portion along the axial direction toward the front end. The shoe of claim 10, wherein the second end and the rear end of the shoe are respectively provided with a male felt and a female felt. The shoe of claim 1, further comprising at least one elastic band, wherein the at least one elastic band connects an inner surface of the body portion with the heel portion. The shoe of claim 1, wherein the stretch fabric is made of at least one selected from the group consisting of microfibers, carbon fibers, and plastics. The shoe of claim 1, wherein the heel portion is made of at least one selected from the group consisting of carbon fiber, aluminum, fiberglass, and fabric.