CN102223818A

CN102223818A - Size-adjustable footwear

Info

Publication number: CN102223818A
Application number: CN2009801472793A
Authority: CN
Inventors: 郭振龙
Original assignee: Marco Skates Ltd
Current assignee: Profit Holdings Ltd
Priority date: 2009-02-02
Filing date: 2009-07-28
Publication date: 2011-10-19
Anticipated expiration: 2029-07-28
Also published as: GB0906112D0; US20120025480A1; EP2391235A1; RU2011135333A; GB0901622D0; GB2467384B; RU2502452C2; WO2010085916A1; HK1161046A1; CN102223818B; KR20110130413A; EP2391235A4; GB2467384A

Abstract

Size-adjustable footwear (10) includes a body (11) in which first and second insoles (18,19) are received, the insoles being nested together and one upon another with both extending to generally cover the length and width of the sole of the footwear body. A first insole (19) has a re-entrant section for partially enclosing at least part of the periphery of the forefoot and includes a first toe cap (25), lateral and medial flanges (27,28) integral with the first toe cap, and a heel cup (55). The second upper insole (18) includes a re-entrantly shaped second toe cap (43). A first longitudinal dimension between the heel cup and the second toe cap defines a first size and a second longitudinal dimension between the heel cup and the first toe cap defines a second size greater than the first size.

Description

The footwear of adjustable dimension

Technical field

The present invention relates to the footwear of adjustable dimension, relate in particular to the footwear of foot's growth that can adapt to children.

Background technology

For the new footwear that solve children become too little along with the growth of its foot problem, common way is to buy the new footwear of big one or two size.Concerning common walking shoes, when footwear oversize, the foot-suitability of difference and its may cause uncomfortable may and not obvious, but the footwear that sports are used must fit as far as possible fully.Foot firmly and is cosily supported, and is important with the motion that allows to control well between the physical culture active stage.Can understand, have and to fit more fully, and minimizing needs regularly and the needs of the sport footwear of expensively replacing along with children growth.

The end, be used to occupy the excessive volume of some oversize sport footwears in the interchangeable footwear.The end, be positioned under the vola in these footwear, and foot is raise with respect to footwear.This can be formed by flexure strip, its flexure strip can have uniform thickness or have the thickness of variation (as, increase at the arch of foot place) with the mistake quantity space between the inside of filling vola and footwear.In some applications, such as in the application of the skate with boots, wheel is fixed to boots in uncontrollable mode, and foot is important with respect to the location, front and back at the center of skate to skating achievement and balance.Yet the end, do not provide adequate measure for suitable location in this regard in the interchangeable footwear of prior art.The objective of the invention is to overcome or alleviate above-mentioned deficiency basically or improved children's sport footwear are provided.

Summary of the invention

According to an aspect of the present invention, provide a kind of footwear of adjustable dimension, having comprised:

The footwear body, it has footwear body heel, footwear body sole and footwear body vamp;

The end in the end and second footwear in first footwear,, it is contained in the footwear body removably, and the end comprises integral part in each footwear, and described integral part comprises that the ramus volaris profundus support part is divided and the heel support section in ball of foot support section and the pin,

The ball of foot support section at the end is and bend into shape in first footwear, so that part is sealed at least a portion of the periphery of ball of foot, this ball of foot support portion fortune is included in first apron of its end, and with integrally formed outboard flanges of first apron and medial flange, first apron and outboard flanges and medial flange end at the leading edge of arch;

Ramus volaris profundus support part branch is the non-shape that bend in the pin at the interior end of first footwear, and ramus volaris profundus support part partite transport comprises the first relative inside edge and first outer ledge in this pin, and the first arch support part with concavo-convex medial surface of the arch of foot that faces the wearer,

The heel support section at the end comprises that being the heel cup (heel cup) that bend into shape seals heel with part in first footwear,

The ball of foot support section at the end is and bend into shape in second footwear, and has the second whole apron in its end,

Ramus volaris profundus support part branch is the non-shape that bend in the pin at the interior end of second footwear, and comprises the second relative inside edge and second outer ledge, and the second arch support part with concavo-convex medial surface of the arch of foot that faces the wearer,

The heel support section at the end is the non-shape that bend in second footwear, and has band arch neighboring, wherein end covering each other usually in the end and second footwear in first footwear, and one in the interior end of first footwear and second footwear covers usually on the footwear body sole at the end, first apron and second apron are complimentary to one another, and in first apron and second apron one is accommodated in in first apron and second apron another.

Preferably, in first footwear end cover in second footwear usually at the end and in second footwear end cover usually in the footwear body footwear at the end, and first vertical scale between the heel cup and second apron defined first size, and second vertical scale between the heel cup and first apron has defined second size greater than first size.

Preferably, the second inside edge downward bias is from first inside edge.

Preferably, the interior end of the end and second footwear, formed by self-backing material full of elasticity in first footwear.

Preferably, the footwear body comprises the polymer shell of rigidity.

Preferably, footwear comprise sport footwear, such as skate, ski boots and sneakers.More preferably, footwear also comprise the tandem wheel that is installed to sole.

During use, footwear are selected in response to the first size of the foot that is fit to children, when making the foot growth, can take out the interior end of first footwear to be fit to second size of foot, after further growth, take out the interior end of second footwear to be fit to the 3rd size of foot then.Like this, the invention provides and to reduce the cost that footwear are replaced, and do not damage the footwear of its foot-suitability and performance.

Description of drawings

Now preferred form of the present invention will be described via embodiment with reference to the accompanying drawings, wherein:

Fig. 1 is the longitdinal cross-section diagram that passes according to the exemplary of footwear of the present invention;

Fig. 2 is the plane at the end in first footwear of footwear of Fig. 1;

Fig. 3 is the sectional view along the line AA of Fig. 2;

Fig. 4 is the sectional view along the line BB of Fig. 2;

Fig. 5 is the sectional view along the line CC of Fig. 2;

Fig. 6 is the plane at the end in second footwear of footwear of Fig. 1;

Fig. 7 is the sectional view along the line FF of Fig. 6;

Fig. 8 is the sectional view along the line DD of Fig. 6;

Fig. 9 be along the sectional view of the line EE of Fig. 6 and

Figure 10 passes the interior end of first footwear at arch support region place and the view in transverse section at the interior end of second footwear.

The specific embodiment

With reference to figure 1, the in-line skate 10 of adjustable dimension comprises the footwear body with sole 13 and footwear body vamp 14 and footwear body heel 20 and footwear body toe-cap 21.A pair of tandem wheel 15 is installed to the bottom of footwear body sole.Footwear body 11 is made up by the polymer shell 16 of the rigidity with elastic insert 17, so that be fit to wearer's foot (not shown).The end 18, cover second footwear usually at interior the end 19 in first footwear, and the end 19 covers on the footwear body sole 13 usually in second footwear, and two interior ends 18,19 of footwear extend to footwear body toe-cap 21 from footwear body heel 20.

The

end

18,19, is normally by the molded thin Individual Items that form of material full of elasticity, that the oneself supports such as polyethylene in two footwear.

With reference to figure 2-5, the end 18, comprise integral part in first footwear, and integral part comprises in ball of foot support section 40, the pin that the ramus volaris profundus support part divides 41 and heel support section 42.In Fig. 2-5, provide with three outline lines of dotted lines showing the shape at the end 18 in the footwear better, and three parallel surfaces of the even separation on the bottom 26 at the end 18 in the expression footwear.

Unitarily molded apron 43 extends around the end and the side of the end of ball of foot support section 40, and with footwear in the bottom 44 at the end 19 be continuous.Apron 43 is and bend into shape, and from outermost edge 45 upwards and extend back.Outboard flanges 67 and medial flange 68 and apron 43 and base 44 whole formation.Be positioned at the bottom of second footwear outboard flanges 67 of front end of 19 the wideest part (being positioned at line DD) and medial flange 68 and have spill form, to cover the opposite flank of ball of foot with the inner surface that is spill along Fig. 6.Shown in figure one, the toe-cap of apron 43 and footwear body vamp 14 is complementary and is enclosed in the toe-cap of footwear body vamp 14.Apron 43 and outboard flanges 67 and medial flange 68 end at the leading edge 46 of arch, and leading edge 46 inwardly departs from the outermost edge 45 of ball of foot support section 40.

The ramus volaris profundus support part divides 41 to comprise arch support part 49 in the pin, and this arch support part 49 is shaped as the arch of foot complementation with wearer's foot, and it has the medial surface 48 of convex curve.41 upwards upset of side is divided in the ramus volaris profundus support part in the pin, but is the non-shape that bend into, and ends at inside edge 50 and outer ledge 51, and inside edge 50 and outer ledge 51 are crooked smoothly respectively to blend together one with the end with leading edge 46.The ramus volaris profundus support part is divided 41 the part 60 of extending on edge 33 (showing among Fig. 1 and 10) in pin, and the ends 18 engage and are supported by it with the total inner surface at the interior end 19 of footwear usually in the footwear.

Heel support section 42 also is the non-shape that bend into, and comprises the neighboring 35 with arch, lumps together smoothly with inside edge 50 and outer ledge 51 in its neighboring 35.

Shown in Fig. 6-9, the end 19, comprise integral part in second footwear, and this integral part comprises in ball of foot support section 22, the pin that the ramus volaris profundus support part divides 23 and heel support section 24.Three empty outline lines among Fig. 6-9 are corresponding to three empty outline lines among Fig. 2-5.The outer surface at the end 19 is complementary to the inner surface of liner 17 in second footwear.

Being characterized as of ball of foot support section 22 has Unitarily molded apron 25, and the bottom 26 at the end 18 is continuous in this apron 25 and the footwear, and is and bend into shape, upwards and extend back.Outboard flanges 27 and medial flange 28 and apron 25 and bottom 26 whole formation.Outboard flanges 27 and medial flange 28 are and bend into shape and have the inner surface that is spill, to cover the opposite flank of ball of foot.Therefore, the front portion of ball of foot support section 22 (be positioned at the bottom of second footwear of the line BB of Fig. 2 19 the front end of wide part) is and bend into shape.Apron 25 and outboard flanges 27 and medial flange 28 end at the leading edge 29 of arch, and leading edge 29 inwardly departs from the outermost edge 30 of ball of foot support section 22.

The ramus volaris profundus support part divides 23 to comprise arch support part 31 in the pin, and it is shaped as the arch of foot complementation with the wearer, and has the medial surface 32 (as being shown by empty outline line in Fig. 5) of convex curve.23 upwards upset of side is divided in the ramus volaris profundus support part in the pin, but is the non-shape that bend into, and ends at inside edge 33 and outer ledge 34, and inside edge 33 and outer ledge 34 are crooked smoothly respectively to blend together one with the end with leading edge 29.Inside edge 33 and rises lofty perch in the center of arch support part 31 usually on bottom 26, and from then on highly is bent downwardly smoothly to front and rear.Outer ledge 34 ramus volaris profundus support part in the pin divides 23 length to be higher than the roughly highly extension uniformly of bottom 26.

Heel support section 24 has bottom and heel cup 55, and this bottom is used to cushion heel, and this heel cup 55 is and bend into shape, and has short relatively longitudinal length, seals heel with part.Heel cup 55 ends at the top edge 57 that is positioned at the plane that is parallel to bottom 26.Top edge 57 is by being connected with concave edge edge 56 that inside edge 33 and outer ledge 34 blend together the arch of one smoothly.

As shown in figure 10, when the

end

18,19 was accommodated in the skate 10 in two footwear, first inside edge 33 was upwards departed from second inside edge 50.When bottom in two footwear during in suitable position, depart from

edge

50,33 by this way, changeable volume more gently is provided in instep region, or the method that gradually edge is attenuated.Similarly, on the opposite external side face, second outer ledge 51 and first outer ledge, 34 vertical off settings.

As shown in the figure, when skate 10 when being new, be enclosed within two footwear in the

footwear body end

18,19 together to be utilized the size that makes skate 10 simultaneously and to be fit to the wearer.This provides the first size that is defined by first vertical scale between the heel cup 55 and first apron 43.The end 18, can be removed subsequently to define second size greater than first size in the footwear, and second size is defined by the inside vertical scale between heel cup 55 and the apron 25.In exemplary embodiment, vertical poor between the first size and second size is 6.6mm, and this 6.6cm is occupied by apron 43.Vertical poor between second size and the 3rd size is 6.6mm, and wherein heel cup 55 and apron 25 respectively occupy 3.3mm.From apron 25 and 43, the thickness of outboard flanges 27,67 and medial flange 28,68 all is gradually reduced to 1.5mm, makes the first size and second size all laterally be reduced 6mm altogether with respect to the 3rd size.Bottom 26,44 about 1.5mm at two

interior ends

18,19 of footwear are thick.Have been found that this layout provides optimal or near optimal foot-suitability and in wearer's foot, vertical, horizontal with the vertical location of carrying out with three kinds of different sizes.Particularly, heel cup travels forward foot, has guaranteed the center of foot with respect to skate, better the location, front and back.The method of this size adjustment is also by minimum material, provide have lightweight, the footwear of low relatively cost size adjustment.

Only described each side of the present invention and should be appreciated that, can make embodiment and revise and add and do not depart from scope of the present invention by embodiment.

Claims

1. the footwear of adjustable dimension comprise:

The end in the end and second footwear in first footwear,, it is contained in the described footwear body removably, and the end comprises integral part in each footwear, and described integral part comprises the ball of foot support section, and the ramus volaris profundus support part is divided and the heel support section in the pin,

In described first footwear described ball of foot support section at the end be bend into shape in case part seal ball of foot periphery at least a portion and comprise first apron of its end;

Ramus volaris profundus support part branch is the non-shape that bend in the described pin at the interior end of described first footwear, and ramus volaris profundus support part branch comprises the first relative inside edge and first outer ledge and the first arch support part with concavo-convex medial surface of the arch of foot that faces the wearer in the described pin,

The described heel support section at the end comprises that being the heel cup that bend into shape seals described heel with part in described first footwear,

The described ball of foot support section at the end is and bend into shape in described second footwear, and has the second whole apron in its end,

Ramus volaris profundus support part branch is the non-shape that bend in the described pin at the interior end of described second footwear, the second arch support part of concavo-convex medial surface that ramus volaris profundus support part branch comprises the second relative inside edge and second outer ledge and has the described arch of foot of the described foot that faces described wearer in the described pin

The described heel support section at the end is the non-shape that bend in described second footwear, and has band arch neighboring, wherein end covering each other usually in the end and second footwear in first footwear, and one in the interior end of described first footwear and described second footwear covers usually on the described footwear body sole at the end, described first apron and second apron are complimentary to one another, and in described first apron and second apron one is accommodated in in described first apron and second apron another.

2. footwear as claimed in claim 1, in wherein said first footwear end cover in described second footwear usually at the end and in described second footwear end cover usually in the described footwear body footwear at the end, and first vertical scale between described heel cup and described second apron has defined second vertical scale between first size and described heel cup and described first apron and has defined second size greater than described first size.

3. the described ball of foot support section at the end also comprises and integrally formed outboard flanges of described first apron and medial flange in the footwear as claimed in claim 1 or 2, wherein said first footwear, so that cover the opposite flank of described ball of foot.

4. each described footwear in the claim as described above, the described ball of foot support section at the end also comprises and integrally formed outboard flanges of described first apron and medial flange in wherein said second footwear, so that cover the opposite flank of described ball of foot.

5. each described footwear in the claim as described above, the described second inside edge downward bias is from described first inside edge.

6. each described footwear in the claim as described above, in wherein said first footwear in the end and described second footwear end form by self-backing material full of elasticity.

7. each described footwear in the claim as described above, wherein said footwear body comprises the polymer shell of rigidity.

8. each described footwear in the claim as described above also comprise the tandem wheel that is installed to described footwear body sole.

9. the sport footwear of adjustable dimension, it is described above substantially, and comprises substantially the end in the footwear that show in Figure 10 as Fig. 2 of accompanying drawing.

10. the in-line skate of adjustable dimension, it substantially as be illustrated in the top accompanying drawing and is described with reference to the drawings.