CN100411561C

CN100411561C - An antiskid safety crampon applicable to numerous shoe types

Info

Publication number: CN100411561C
Application number: CNB2005101291166A
Authority: CN
Inventors: 朴完道; 郑昌武
Original assignee: Wookyung Tech Co Ltd; KPM Global Co
Current assignee: Wookyung Tech Co Ltd
Priority date: 2004-10-14
Filing date: 2005-10-14
Publication date: 2008-08-20
Anticipated expiration: 2025-10-14
Also published as: KR100696245B1; CN1799445A; HK1089914A1; KR20050080012A

Abstract

Disclosed is a safety crampon with generality put on, which encircles front/rear/left/right sides of shoes around a spike pad to elastically press and grip them so that the crampon is not come off from the shoes, thereby ensuring safety. Also, the safety crampon has excellent wearing feeling and walking owing to characteristics of an elastic material, can be put on all kinds of shoes including mountain-climbing boots, high-heeled shoes, and rubber shoes, allows a user to safely climb a mountain and safely walk on a skiddy icy road of the ground, and has a conveniently portable advantage. The antiskid safety crampon includes a spike pad made of an elastic material such as a foaming resin or rubber and provided with a plurality of spikes, a hook formed in the spike pad in a single body with the spike pad to be fixably hooked over shoes, a limb band oriented from four edges of the spike pad toward the contour, and a ring band inscribed in a front end of the limb band, wherein the spike pad, the hook, the limb band and the ring band are formed of an elastic material in a single body with one another.

Description

The safe crampon of general installation

Technical field

The present invention relates to anti-skidding crampon, especially relate to the safe crampon of general installation, it around a front/rear/left side/right side/side of footwear, flexibly to push and to clamp them, makes crampon not come off from footwear, thereby guarantees safety around the nail pad.The invention still further relates to the safe crampon of general installation, its feature owing to elastomeric material has excellent wearing feeling and footwork, can be installed on all types of footwear that comprise climbing boot, high-heeled shoes and rubber boot, allow user security to climb the mountain and safety walking on the eisbahn that easily skids on ground, and have portable advantage.

Background technology

In general, the user climbs the mountain for safety in the winter time and the crampon loaded onto is divided into monomer and is fixed to the fixed on the footwear and utilizes positioning belt to be fixed to separable on the footwear or the like separably.

Conventional separable crampon setting makes shoe tack outstanding on rigid metal plate.Therefore, Chang Gui separable crampon does not have flexibility.Owing to this reason, be not easy to the user and carry and handle this crampon.Such crampon also may hurt the user.In addition, compare relatively large and higher size because traditional separable crampon has with footwear, therefore, the problem of generation is that the user is difficult to keep balance, causes inconvenience during walking.

The problem that also exists is in addition, aspect wearing feeling and walking, because such inconvenience except that climbing the mountain, uses this crampon to have any problem on the eisbahn on ground.

Simultaneously, the crampon 100 of correlation technique is disclosed in Japanese Utility Model 3020680 (being registered in November 15 nineteen ninety-five), wherein, on the nail pad 120 of the flexible material of for example rubber, be extruded with drawing pin 110,

clamp

130 and 140 and nail pad 120 form with the one form, and be stuck in regularly on toe-cap and the heel, shown in Fig. 7 A and 7B.

In the crampon 100 of correlation technique,, be convenient to install and carry this crampon because nail pad 120 has elasticity with

clamp

130 and 140.

Yet above-mentioned crampon 100 has several problems.Because clamp only is formed on the front and rear of nail pad 120 astatically, crampon may come off from footwear when climbing the mountain, thereby reduces security.Also because formed by one-mast support as the drawing pin 110 of shoe tack, it is very difficult that the user is kept balance.In addition, exist drawing pin to rupture or crooked problem.

Summary of the invention

The objective of the invention is the safe crampon at general installation, it has avoided one or more problem of being caused by the limitation of correlation technique and shortcoming in fact.

An object of the present invention is to provide a kind of safe crampon of general installation, it surrounds footwear around the nail pad a front/rear/left side/side flexibly to push and to clamp them, makes crampon not come off from footwear, thereby guarantees safety.

Another object of the present invention provides a kind of safe crampon of general installation, its feature owing to elastomeric material has excellent wearing feeling and footwork, can be installed on all types of footwear that comprise climbing boot, high-heeled shoes and rubber boots, allow user security to climb the mountain and safety walking on the eisbahn that easily skids on ground, and have portable advantage.

In order to realize these purposes and other advantage, and according to here specializing and the purpose of the present invention of general description, the anti-skidding safe crampon of general installation of the present invention comprises by elastomeric material such as Foamex or rubber manufacturing and is provided with the nail pad of a plurality of shoe tacks, be formed in the nail pad, with the nail pad to be stuck in the clamp on the footwear regularly, from four limits of nail pad towards the limb girdle of contour, be connected on the endless belt of limb girdle front end outward, wherein follow closely pad, limb girdle and endless belt and form by elastomeric material integratedly between mutually.

Description of drawings

Comprise accompanying drawing so that further understanding of the invention to be provided, accompanying drawing illustrates embodiments of the invention, and is used from explanation principle of the present invention with specification one.

Fig. 1 is the perspective view according to the safe crampon of the general installation of first embodiment of the invention;

Fig. 2 is the plane of Fig. 1;

Fig. 3 shows the state of binding at the bottom of the safety shoe of Fig. 1 on footwear;

Fig. 4 shows the structure according to the safe crampon of the general installation of second embodiment of the invention;

Fig. 5 shows the state of binding at the bottom of the safety shoe of Fig. 4 on footwear;

Fig. 6 shows the structure according to the safe crampon of the general installation of third embodiment of the invention;

Fig. 7 A shows the structure of the crampon of correlation technique; With

The crampon that Fig. 7 B shows Fig. 7 A is contained in the state on the footwear.

The specific embodiment

At length speak of the preferred embodiments of the present invention now, its example shown in the drawings.

Below, describe safe crampon with reference to the accompanying drawings in detail according to general installation of the present invention.

Fig. 1 is the perspective view according to the safe crampon of the general installation of first embodiment of the invention, and Fig. 2 is the plane of Fig. 1, and Fig. 3 shows the state of binding at the bottom of the safety shoe of Fig. 1 on footwear.

Arrive shown in Figure 3 as Fig. 1, comprise by elastomeric material such as Foamex or rubber manufacturing and be provided with the nail pad 20 of a plurality of shoe tacks 10 according to the anti-skidding safe crampon 1 of general installation of the present invention, be formed in the nail pad 20 to be stuck in the clamp on the footwear regularly with nail pad 20, from four limits of nail pad 20 towards the limb girdle 30 of contour, be connected on the endless belt 40 of limb girdle 30 front ends outward, wherein nail pad 20, limb girdle 30 and endless belt 40 are formed between mutually by elastomeric material.

Preferred endless belt 40 has rotating annular.And shoe tack 10 has a plurality of along the circumference bending of disc unit 11 and the pawl 13 of projection.Disc unit 11 preferably is fixed on the nail pad 20 by rivet 15.Rivet has smooth head.The pawl of shoe tack is preferably from the angular bend of disc unit 11 with 110 °.

As mentioned above, pawl 13 is set to avoid slip effectively and stably to guarantee to land along circumference.Therefore, this crampon easy to use, and realize preventing to fracture and crooked security.This can cause the stable walking and the long life of crampon.

In addition, because pawl may stop borneol to enter shoe tack 10, thereby can not lump with 110 ° angle inclination.Even form the piece of some borneols, this ice cube is removed from following closely 10 easily, thereby allows nail 10 to realize their braking function.Form the front end of pawl without any acutance ground smoothly, stably walk to allow the user.

And, provide a plurality of for nail pad 20 and nail pad 20 elastic protrusions that form 21.

Snow or borneol that these elastic protrusions 21 are used to strengthen the stability of shoe tack and utilize elasticity will stick on pawl or the nail pad are extruded.

Limb girdle 30 comprise towards toe-cap and form symmetrically first be with 31 and towards heel and form symmetrically second be with 32.Limb girdle 30 also comprise by first with 31 and with the first trapezoidal toe-cap clamp A that forms with first circular arc 41 of 31 endless belts 40 connected to one another, by second with 32 and with the second fan-shaped heel clamp B that forms with second circular arc 42 of 32 endless belts 40 connected to one another, and the bilateral press section C that forms by the three-arc 43 that connects first circular arc 41 and second circular arc 42.

Preferred second circular arc, 42 to the first circular arcs 41 are long, thereby make nail pad 20 be fixed to the front portion of sole.

And, provide for second circular arc 42 and cross the four-tape 42b that crampon inboard the 3rd band 42a that forms and the middle part that makes the 3rd band 42a are connected with the middle part of second circular arc 42.Form the 3rd band 42a and four-tape 42b each other.

Fig. 4 shows the structure according to the safe crampon of the general installation of second embodiment of the invention.Fig. 5 shows the state of binding at the bottom of the safety shoe of Fig. 4 on footwear.

As shown in Figure 4 and Figure 5, the crampon of second embodiment of the invention also comprises being formed in the endless belt 40 with the 5th of fixing footwear both sides and is with 50.

The preferred the 5th is with 50 as elastic webbing, and have be formed on connect first with 31 and second with the fastener 53 on any side in the left and right sides of 32 three-arc 43 be formed on clasp 51 on the opposite side in the left and right sides of three-arc 43.

A kind of Velcro fiber fastener that is called as " Velcro (Velcro) " can be used as fastener 53, and elastic webbing is stuck on the clasp, adheres on the footwear then.Selectively, as shown in Figure 6, the separable clamp that provides on the elastic webbing front end can be used as fastener.

To describe wearing state with it according to the operation of above-mentioned safe crampon of the present invention.

Having the nail pad 20, limb girdle 30 of a plurality of shoe tacks 10 and endless belt 40 is formed each other by elastomeric material.When will follow closely pad 20, when limb girdle 30 and endless belt 40 install on the footwear, first is with 31 and first circular arc 41 to act on the toe-cap clamp A, second is with 32 and second circular arc 42 to act on the eyelet clamp B, three-arc 43 acts on the bilateral press section C.

Therefore, safe crampon surrounds the front and back/left side/right side of footwear around the nail pad 20 that is positioned on the sole, flexibly to press and to clamp them.Thereby,, thereby guarantee safety even safe crampon can not come off from footwear yet under disadvantageous situation.

And first circular arc 41 that constitutes toe-cap clamp A is shorter than second circular arc 42 that constitutes heel clamp B, being provided with first with 32 different angles and being with 31 with second, thereby forms trapezoidal and fan-shaped along nail pad 20.In this case, shoe tack is set, keeping balance and to improve tight adhesion, thereby stops moving of shoe tack footwear towards the footwear half sole.

And the 3rd band 42a and four-tape 42b are formed in second circular arc 42 corresponding with heel clamp B, make them surround the protuberance of heel, thereby realize firm fixing with flexible, with distortion and the moving on all directions of avoiding belt.

If increase and the 5th be with 50 (referring to Fig. 4 to Fig. 6) again, can crampon can not be separated with the more firm stability that fixedly realizes from footwear.

As mentioned above, because the characteristic of elastomeric material, safe crampon of the present invention has excellent wearing feeling and footwork.Therefore, crampon can be installed on all types of footwear that comprise climbing boot, high-heeled shoes and rubber boots, allows user security to climb the mountain and safety walking on the eisbahn that easily skids on ground.By this way, crampon has obtained being extensive use of and having portable advantage.

Obviously, to one skilled in the art, under the situation that does not break away from spirit of the present invention or scope, can make various modifications and variations to the present invention.Thereby the present invention covers the various modifications and variations in the scope of appended claim and equivalent thereof that the present invention is made.

In this way described, nail has following advantage at the bottom of the safety shoe of general installation of the present invention.

At the bottom of the safety shoe nail around nail pad, flexibly surround footwear front/rear/the left/right side, flexibly to press and to press from both sides Tightly they do not come off from footwear so that sole is followed closely, thereby guarantee safety. Nail is also because the elasticity material at the bottom of the safety shoe The feature of material and have fabulous wearing feeling and footwork can be installed to and comprises climbing boot, high-heeled shoes and rubber boots The footwear of all types on, allow the user to climb the mountain safely and security row on the icing road that easily skids on ground Walk. And nail has portable advantage at the bottom of the safety shoe.

Claims

1. the anti-skidding safe crampon (1) of a general installation comprises:

By the elastomeric material manufacturing and the nail pad (20) of a plurality of shoe tacks (10) is housed;

Be formed in the nail pad (20) to be stuck in the clamp on the footwear regularly with nail pad (20);

Fill up the limb girdle (30) of four limits of (20) from nail towards contour;

Be connected on the endless belt (40) of limb girdle (30) front end outward, wherein, described clamp is formed by limb girdle (30) and endless belt (40), and nail pad (20), limb girdle (30) and endless belt (40) are formed between mutual by elastomeric material,

Wherein, shoe tack (10) is provided with the circumference bending of a plurality of disc units along shoe tack (10) (11) and the pawl (13) of projection, and disc unit (11) is fixed on the nail pad (20) by rivet (15).

2. safe crampon according to claim 1, wherein, nail pad (20) is provided with elastic protrusion (21) a plurality of and that nail pad (20) forms.

3. safe crampon according to claim 1, wherein, limb girdle (30) comprising:

Towards toe-cap and first band (31) that forms symmetrically;

Towards heel and second band (32) that forms symmetrically;

By first band (31) with make the first trapezoidal toe-cap clamp (A) of being with first circular arc (41) of (31) endless belt connected to one another (40) to form;

By second band (32) with make the second fan-shaped heel clamp (B) of being with second circular arc (42) of (32) endless belt connected to one another (40) to form; And

By the bilateral press section (C) that the three-arc (43) that connects first circular arc (41) and second circular arc (42) forms, wherein, second circular arc (42) is longer than first circular arc (41), thereby makes nail pad (20) be fixed to the front portion of sole.

4. safe crampon according to claim 3, wherein, second circular arc (42) is provided with the four-tape (42b) of crossing inboard the 3rd band (42a) that forms of crampon and the middle part of middle part that is connected the 3rd band (42a) and second circular arc (42), and the 3rd band (42a) and the four-tape (42b) form each other.

5. according to each described safe crampon among the claim 1-4, wherein, described elastomeric material is Foamex or rubber.

6. safe crampon according to claim 1, wherein, the pawl of shoe tack (13) is from the angular bend of disc unit (11) with 110 °.