Assembly-type insole for footwear

Abstract

An assembly-type insole of the present invention is a shoe insole arranged on an inner bottom surface of a shoe so as to protect the sole of a wearer's foot, the insole comprising: a heel bottom-support configured to support a bottom part of the heel of the wearer's foot; a heel bottom support plate configured to allow the heel bottom support to be attached thereto; an inner arch support configured to support the inner arch part of the wearer's foot sole; an arch inside-support plate positioned inwardly from the longitudinal center of the arch of the foot sole to allow the inner arch support attached thereto; an outer arch support configured to support the outer arch part of the foot sole; an outer arch support plate positioned outwardly from the longitudinal center of the arch of the foot sole to allow the outer arch support attached thereto; an insole base configured to support the arch of the sole and the sole positioned at the front of the arch; and a support plate engagement member configured to allow the heel bottom support plate, the inner arch support plate, and the outer arch support plate to be engaged thereto.

Claims

1. An assembly-type insole for footwear, which is disposed on an inner bottom surface of a shoe so as to protect the sole of a wearer's foot, the assembly-type insole comprising: a heel bottom support configured to support a bottom part of the heel of the wearer's foot; a heel bottom support plate positioned beneath the heel bottom support to allow the heel bottom support to be attached thereto; an inner arch support positioned at a front side of the heel bottom support and configured to support the inner arch part of the wearer's foot sole; an inner arch support plate positioned inwardly from the longitudinal center of the arch of the foot sole in such a manner as to be positioned beneath the inner arch support to allow the inner arch support to be attached thereto; an outer arch support positioned at a front side of the heel bottom support and configured to support the outer arch part of the foot sole; an outer arch support plate positioned outwardly from the longitudinal center of the arch of the foot sole in such a manner as to be positioned beneath the outer arch support while abutting against the inner arch support plate to allow the outer arch support to be attached thereto; an insole base having a front portion configured to support both a foot sole part positioned at a front side of the arch wherein the insole base includes a rear part fitted between the inner arch support and the outer arch support, the rear part is configured to support a middle arch portion of the foot sole; and a support plate engagement member positioned beneath the heel bottom support plate the inner arch support plate and the outer arch support plate to allow the heel bottom support plate, the inner arch support plate and the outer arch support plate to be engagedly assembled thereto in a replaceable manner, wherein the rear part of the insole base abuts against a front edge of the heel bottom support, an inner edge of the inner arch support, and an inner edge of the outer arch support; and where the heel bottom support, the inner arch support, and the outer arch support abut against the insole base have a press-fit engagement structure.

2. The assembly-type insole for footwear according to claim 1, wherein the support plate engagement member comprises one or more projections formed on a top surface thereof, and the heel bottom support plate, the inner arch support plate and the outer arch support plate comprises one or more projection engagement through-holes respectively formed therein to correspond to the projections so that the projections can be press-fittingly engaged to and disengaged from the projection engagement through-holes.

3. The assembly-type insole for footwear according to claim 1, further comprising an insole cover fabric attached to cover the top surfaces of the insole base, the heel bottom support, the inner arch support and the outer arch support simultaneously.

4. The assembly-type insole for footwear according to claim 3, wherein the underside of the insole cover fabric is coated with a pressure-sensitive adhesive so that the insole cover fabric can be attached to and detached from the insole base, the heel bottom support, the inner arch support and the outer arch support.

5. The assembly-type insole for footwear according to claim 3, wherein the insole base, the heel bottom support, the inner arch support and the outer arch support comprises a hook formed on the top surfaces thereof, respectively, and the insole cover fabric comprises a loop fastener formed on the underside thereof so as to be attached to the hook to enable attachment/detachment of the insole cover fabric to/from the insole base, the heel bottom support, the inner arch support and the outer arch support.

6. The assembly-type insole for footwear according to claim 1, wherein the heel bottom support, the inner arch support, the outer arch support and the insole base have different hardnesses from one another.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) The above and other objects, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments of the invention when taken in conjunction with the accompanying drawings, in which:

(2) FIG. 1 is an exploded top plan view showing an assembly-type insole for footwear according to the present invention;

(3) FIG. 2 is an exploded top plan view showing a structure for allowing respective corresponding support elements to be engaged with respective support plates in an assembly-type insole for footwear according to the present invention;

(4) FIG. 3 is an assembled top plan view showing a state in which respective corresponding support elements have been engaged with respective support plates in an assembly-type insole for footwear according to the present invention;

(5) FIG. 4 is an exploded top plan view showing a structure for engagement of an insole base with the assembly of FIG. 3;

(6) FIG. 5 is a top plan view showing a heel bottom support plate and a heel bottom support in an assembly-type insole for footwear according to the present invention;

(7) FIG. 6 is a top plan view showing an assembled state of an assembly-type insole for footwear according to the present invention;

(8) FIG. 7 is a perspective view showing a state in which an insole cover fabric is attached to a top of an assembly-type insole for footwear according to the present invention; and

(9) FIG. 8 is a side view showing a foot bone for defining a foot arch.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

(10) Hereinafter, an assembly-type insole for footwear according to the present invention will be described in detail with reference to the accompanying drawings.

(11) FIG. 1 is an exploded top plan view showing an assembly-type insole for footwear according to the present invention, FIG. 2 is an exploded top plan view showing a structure for allowing respective corresponding support elements to be engaged with respective support plates in an assembly-type insole for footwear according to the present invention, FIG. 3 is an assembled top plan view showing a state in which respective corresponding support elements have been engaged with respective support plates in an assembly-type insole for footwear according to the present invention, FIG. 4 is an exploded top plan view showing a structure for engagement of an insole base with the assembly of FIG. 3, FIG. 5 is a top plan view showing a heel bottom support plate and a heel bottom support in an assembly-type insole for footwear according to the present invention, FIG. 6 is a top plan view showing an assembled state of an assembly-type insole for footwear according to the present invention, FIG. 7 is a perspective view showing a state in which an insole cover fabric is attached to a top of an assembly-type insole for footwear according to the present invention, and FIG. 8 is a side view showing a foot bone for defining a foot arch.

(12) The assembly-type insole for footwear according to the present invention is disposed on an inner bottom surface of a shoe and serves to protect the sole of a wearer's foot.

(13) The assembly-type insole for footwear according to the present invention includes a heel bottom support 10, a heel bottom support plate 20, an inner arch support 30, an inner arch support plate 40, an outer arch support 50, an outer arch support plate 60; an insole base 70, and a support plate engagement member 80.

(14) The heel bottom support 10 serves to support a bottom part of the heel of the wearer's foot. The heel bottom support 10 may be formed in an integral form, and as shown in the drawing, may consist of a peripheral support portion 11 configured to support the periphery of the bottom part of the heel of the wearer's foot, and a central support portion 12 insertedly engaged to the peripheral support portion 11 so as to support the central part of the heel of the wearer's foot (see FIG. 5).

(15) The central support portion 12 may be formed of a material different in hardness and elasticity from the peripheral support portion 11 depending on the wearer's taste.

(16) The heel bottom support plate 20 is positioned beneath the heel bottom support 10 to allow the heel bottom support 10 to be attached thereto as shown in FIG. 5.

(17) The inner arch support 30 is positioned at a front side of the heel bottom support 10 and serves to support the inner part of the arch 1 (see FIG. 8) of the wearer's foot sole.

(18) The inner arch support plate 40 is positioned inwardly from the longitudinal center of the arch of the foot sole in such a manner as to be positioned beneath the inner arch support 30 to allow the inner arch support 30 to be attached thereto as shown in FIG. 2.

(19) The outer arch support 50 is positioned at a front side of the heel bottom support 10 and serves to support the outer part of the arch of the foot sole.

(20) The outer arch support plate 60 is positioned outwardly from the longitudinal center of the arch of the foot sole in such a manner as to be positioned beneath the outer arch support 50 while abutting against the inner arch support plate 40 to allow the outer arch support 50 to be attached thereto as shown in FIG. 2.

(21) The inner arch support 30 and the outer arch support 50 support the inner and outer parts of the arch of the foot sole so that the arch part of the foot sole can be stably supported.

(22) The insole base 70 serves to support both the arch of the foot sole and the foot sole part positioned at a front side of the arch.

(23) The support plate engagement member 80 is positioned beneath the heel bottom support plate 20, the inner arch support plate 40 and the outer arch support plate 60 to allow the heel bottom support plate 20, the inner arch support plate 40 and the outer arch support plate 60 to engagedly assembled thereto in a replaceable manner.

(24) As such, the assembly-type insole for footwear of the present invention has an advantage in that the respective corresponding elements of supporting the foot sole are implemented in an assembled fashion so that the respective corresponding elements can be selectively assembled and used to suit the shape, the required hardness and the use purpose of the respective corresponding elements as well as a wearer's taste.

(25) In this case, the insole base 70 preferably abuts against the heel bottom support 10, the inner arch support 30 and the outer arch support 50 (see FIG. 6). When the insole base 70 is disposed so as to abut against the heel bottom support 10, the inner arch support 30 and the outer arch support 50, the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 constitute the entire insole together so that the wearer's foot sole can be supported stably. Moreover, the heel bottom support 10, the inner arch support 30, the outer arch support 50 and the insole base 70 can be replaceable with new ones.

(26) In this case, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 are directly attached to the heel bottom support plate 20, the inner arch support plate 40 and the outer arch support plate 60, respectively, by a wearer, or are attached to the heel bottom support plate 20, the inner arch support plate 40 and the outer arch support plate 60. Thus, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 may be configured such that they are replaced together with the heel bottom support plate 20, the inner arch support plate 40 and the outer arch support plate 60.

(27) In addition, portions where the heel bottom support 10, the inner arch support 30 and the outer arch support 50 abuts against the insole base 70 may include a projection and a recess so that the heel bottom support 10, the inner arch support 30 and the outer arch support 50 are engaged with the insole base 70 in a press-fit engagement manner. As such, in the case where the portions where the heel bottom support 10, the inner arch support 30 and the outer arch support 50 abuts against the insole base 70 are engaged with each other in a press-fit engagement manner, when the entire insole is assembled, the engaging strength can be increased.

(28) Further, preferably, the support plate engagement member 80 includes a plurality of projections 81 formed on a top surface thereof, and the heel bottom support plate 20, the inner arch support plate 40 and the outer arch support plate 60 include a plurality of projection engagement through-holes 21, 41 and 61 respectively formed therein to correspond to the projections 81 so that the projections 81 can be press-fittingly engaged to and disengaged from the projection engagement through-holes 21, 41 and 61 as shown in FIGS. 1 and 2. As such, when the support plate engagement member 80 including the projections 81 are press-fittingly engaged with the heel bottom support plate 20, the inner arch support plate and the outer arch support plate 60 including the projection engagement holes 21, 41 and 61, the heel bottom support plate 20, the inner arch support plate 40 and the outer arch support plate 60 can be easily and stably engaged to the top portion of the support plate engagement member 80 and the engaging strength can be increased.

(29) Besides, the assembly-type insole for footwear of the present invention preferably further includes an insole cover fabric 90 coveringly attached to the top surfaces of the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 simultaneously (see FIG. 7).

(30) When the insole cover fabric 90 is attached to the top surfaces of the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 simultaneously, the engaging strength of the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 that constitute the entire insole after completion of assembly can be improved as well as the insole base 70, and the heel bottom support 10, the inner arch support 30 and the outer arch support 50 that abut against one another can be prevented from being widened laterally so that the foot sole can be stably supported.

(31) In this case, the underside of the insole cover fabric 90 is preferably coated with a pressure-sensitive adhesive so that the insole cover fabric 90 can be easily attached to and detached from the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50. When the pressure-sensitive adhesive is coated on the underside of the insole cover fabric 90 so that the insole cover fabric 90 can be attached to and detached from the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50, the removal of the insole cover fabric 90 from the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 upon assembly of the elements of the insole depending on a wearer's taste and the re-attachment of the insole cover fabric 90 to the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 after completion of assembly of the elements of the insole can be facilitated.

(32) In addition, a Velcro may be used for the attachment of the insole cover fabric to the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50. In this case, the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50 include a Velcro (not shown) attached to the top surfaces thereof, respectively, and the insole cover fabric 90 includes a Velcro attachment member (not shown) attached to the underside thereof so as to enable attachment/detachment of the insole cover fabric 90 to/from the insole base 70, the heel bottom support 10, the inner arch support 30 and the outer arch support 50.

(33) Further, preferably, the heel bottom support 10, the inner arch support 30, the outer arch support 50 and the insole base 70 have different hardnesses from one another.

(34) As such, when the heel bottom support 10, the inner arch support 30, the outer arch support 50 and the insole base 70 are set to have different hardnesses, an individual wearing feeling according to a personal taste can be increased.

(35) While the present invention has been described in connection with the exemplary embodiments illustrated in the drawings, they are merely illustrative and the invention is not limited to these embodiments but can be embodied in different various forms. It will be appreciated by a person having an ordinary skill in the art that various equivalent modifications and variations of the embodiments can be made without departing from the spirit and scope of the present invention. Therefore, the true technical scope of the present invention should be defined by the technical sprit of the appended claims.