US20110252585A1 - Automatic shoe cleaning device - Google Patents
Automatic shoe cleaning device Download PDFInfo
- Publication number
- US20110252585A1 US20110252585A1 US12/851,493 US85149310A US2011252585A1 US 20110252585 A1 US20110252585 A1 US 20110252585A1 US 85149310 A US85149310 A US 85149310A US 2011252585 A1 US2011252585 A1 US 2011252585A1
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- United States
- Prior art keywords
- shoe
- brush
- polish
- cleaning device
- base frame
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L23/00—Cleaning footwear
- A47L23/02—Shoe-cleaning machines, with or without applicators for shoe polish
Definitions
- the present invention relates to an automatic shoe cleaning device that can improve cleanness and luster of shoes.
- shoes are usually wetted or stained with soil or other dirties, under which the life span is reduced and vehicles a houses where the users usually stay or live are also stained. Further, the users wearing dirty shoes are likely to lose their dignity and make the others feel unpleasant, thereby resulting in undesired problem.
- the automatic shoe cleaning devices of the related art have a problem that the shoe polish injected is dispersed and stains the users' pants, because they have a structure of directly injecting a liquid shoe polish to the surface of the shoes.
- the brushes are divided into a dust-brush and a polish-brush and the shoe polish is injected to the polish-brush.
- this case also has a problem the shoe polish is applied only to some portion and it is difficult to uniformly apply the shoe polish over the entire shoe.
- the automatic shoe cleaning devices of the related art has a problem that it is difficult to always discharge a predetermined amount of shoe polish, such that a too large or small amount shoe polish is applied to the shoe, thereby deteriorating the entire performance.
- an automatic shoe cleaning device comprising: a housing having a shoe inlet through which a foot with a shoe is inserted and a foot plate where the shoe is placed; a base frame linearly movably disposed inside the housing; a first brush assembly having a pair of side brushes polishing both sides of the shoe at both sides ahead of the base frame and a first spring supplying elastic force to the side brushes; and a second brush assembly having an upper brush polishing the top of the shoe behind the first brush assembly and a second spring supplying elastic force to the upper brush; and a shoe polish supply unit supplying shoe polish to the upper brush, in which as the upper brush moves backward and contacts the pair of side brushes, the shoe polish supplied to the upper brush is transferred to the pair of side brushes, whereas as the upper brush moves forward to polish the shoe, the upper brush is separated from the pair of side brushes by the elastic force of the second spring.
- the base frame is provided with a driving unit linearly moving the base frame, and the driving unit comprises: a lead screw rotatably disposed in the housing; a moving member fixed to the base frame and thread-fastened to the lead screw; and a driving motor connected to one end of the lead screw to rotate the lead screw.
- the first brush assembly comprises: an operating rod having one end rotatably supported to the base frame by a first hinge shaft and the other end where the side brush is rotatably supported; a first spring disposed around the first hinge shaft to provide elastic force to the operating rod; and a second driving motor fixed to the operating rod and connected with the rotary shaft of the side brush.
- the second brush assembly comprises: a hinge bracket fixed to the base frame; a rotary member rotatably connected to the hinge bracket by a second hinge shaft; a brush support panel rotatably supported to the rotary member by a third hinge shaft where the rotary shaft of the upper brush is rotatably mounted; a second spring fixed to the third hinge shaft to provide elastic force to the upper brush; and a driving motor disposed in the brush support panel and connected to the rotary shaft of the upper brush.
- the shoe polish supply unit comprises: a case fixed to one side of the housing; a shoe polish cylinder filled with liquid shoe polish inside the case; the supply nozzle connected with the shoe polish cylinder through a supply hose and supplying the shoe polish to the upper brush; and an operating unit disposed in the case and discharging the shoe polish in the shoe polish cylinder by pressing the shoe polish cylinder.
- FIG. 1 is a perspective view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention.
- FIG. 2 is a side view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention.
- FIG. 3 is a plan view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention.
- FIG. 4 is a rear view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention.
- FIG. 5 is a side view of a first brush assembly according to an embodiment of the present invention.
- FIG. 6 is a side view of a second brush assembly according to an embodiment of the present invention.
- FIGS. 7 to 9 are views illustrating the operation of the first brush assembly of an automatic shoe cleaning device according to an embodiment of the present invention.
- FIG. 10 is a plan view illustrating the operation of an automatic shoe cleaning device according to an exemplary embodiment of the present invention.
- FIG. 11 is a horizontal cross-sectional view of a shoe polish supply unit according to an embodiment of the present invention.
- FIG. 12 is a vertical cross-sectional view of a shoe polish supply unit according to an embodiment of the present invention.
- FIG. 13 is a block diagram of an automatic shoe cleaning device according to an exemplary embodiment of the present invention.
- FIG. 1 is a perspective view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention
- FIG. 2 is a plan view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention
- FIG. 3 is a side view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention
- FIG. 4 is a rear view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention
- An automatic shoe cleaning device includes: a housing 100 forming the outer frame and having a shoe inlet 110 at one side through which a foot with a shoe is inserted; a brush assembly 200 polishing the shoe while linearly reciprocating inside the housing 100 ; a shoe polish supply unit 300 supplying shoe polish to the brush assembly 200 ; and a controller 400 controlling the brush assembly 200 and the shoe polish supply unit 300 .
- the housing 100 is provided with a cove (not shown) at the top and has a foot plate support 122 where a foot plate 120 , where the shoe is placed, is mounted.
- the foot plate support 122 is arranged at the center portion of the housing in the longitudinal direction of the housing 100 .
- a guide rail 132 is disposed at both sides of the foot plate support 122 to guide the brush assembly 200 such that a base frame 130 can linearly move.
- the brush assembly 200 includes: the base frame 130 disposed to linearly move inside the housing 100 ; a first brush assembly 210 having a pair of side brushes 212 , 214 mounted on the base frame 130 to polish the sides of the shoe; and a second brush assembly 250 having a top brush 252 mounted on a base frame 210 and polishing the top of the shoe.
- Sliders 132 that are inserted in the guide rails 132 to slide along the guide rails 132 are provided on the bottom of the base frame 130 . Further, the housing 100 is provided with a driving unit that linearly moves the base frame 130 .
- the driving unit 150 includes: a lead screw 152 of which both ends are rotatably supported inside the housing 100 ; a moving member 154 thread-engaged with the outer circumference of the lead screw 152 and fixed to the lower portion of the base frame 140 ; and a first driving motor connected to one end of the lead screw 152 to rotate the lead screw 152 .
- a support panel 160 is disposed in parallel under the foot plate support 122 , and a first bracket 162 rotatably supporting one end of the lead screw 152 and a second bracket 164 rotatably supporting the other end of the lead screw 152 are disposed between the support panel 160 and the foot plate support 122 .
- the first driving motor 156 is fixed to one side of the support panel 160 and connected to one end of the lead screw 152 .
- the lead screw 152 has a male thread on the outer circumference and the moving member 154 has a female thread on the inner circumference to be thread-engaged with the male thread. Therefore, as the lead screw 152 rotates, the moving member 154 linearly moves along the lead screw 152 and the base frame 130 fixed to the moving member 154 correspondingly linearly moves.
- a shoe sensor 126 that detecting a shoe placed on the foot plate 120 and supplying a signal to the controller 400 is attached to the inner side of the housing 100 .
- the shoe sensor 126 may be an optical sensor that detects a shoe, using light that is blocked when the shoe is placed on the foot plate.
- the housing 100 is provided with a front sensor 112 at the front which supplies a signal to the controller when the base frame 130 maximally moves forward and a rear sensor 114 at the rear which supplies a signal to the controller 400 when the base frame 130 maximally moves backward.
- the driving unit 150 minimizes noise or vibration generated when the base frame 130 linearly reciprocates, because it is a lead screw type.
- FIG. 5 is a side view showing a first brush assembly according to an embodiment of the present invention.
- the first brush assembly 210 includes: an operating rod 218 rotatably supported by a first hinge shaft 216 vertically disposed to the base frame 130 ; side brushes 212 , 214 rotatably supported at the end of the operating rod 218 ; and a second driving motor 222 fixed to the operating rod 218 and connected to a rotary shaft 220 of the side brushes 212 , 214 .
- the side brushes 212 , 214 are composed of a first side brush 212 polishing the left side of the shoe and a second side brush 214 polishing the right side of the shoe, and disposed at the left and right sides, respectively, on the top of the base frame 130 .
- a first spring 224 is disposed on the first hinge shaft 216 to provide elastic force to the operating rod 218 .
- the first spring 224 may be a coil spring wound around the first hinge shaft 216 , with one end fixed to the operating rod 218 and the other end fixed to the base frame 130 .
- the first brush assembly 210 As the base frame 130 moves forward, the first brush 212 and the second brush 214 polish both sides of the shoe in close contact with the sides, respectively. In this operation, the brushes 212 , 214 press the sides of the shoe by the elastic force of the first spring 224 . The first side brush 212 and the second side brush 214 are in contact with each other, when the base frame 130 is at the rearmost position.
- the second brush assembly 250 includes a hinge bracket 254 fixed to the top of the base frame 130 ; a rotary member 256 rotatably supported by the hinge bracket 254 ; and a brush support panel 258 rotatably supported by the rotary member 256 and having an upper brush 252 thereon.
- the hinge bracket 254 is fixed to the top of a support vertically disposed on the top of the base frame to have a predetermined height from the top of the base frame 130 .
- the rotary member 256 has one end rotatably connected to the hinge bracket 254 by a second hinge shaft 262 and the other end rotatably connected to the brush support panel 258 by a third hinge shaft 264 .
- the third hinge shaft 264 is provided with a second spring 268 to provide elastic force to the brush support panel 258 .
- the second spring 268 is wound around the third hinge shaft 264 and has one end fixed to the rotary member 256 and the other end fixed to the brush support panel 258 , thereby providing elastic force to the brush support panel 258 .
- a dust-brush 270 is fitted on the second hinge shaft 262 to brush away foreign substances and dusts on the upper brush 252 , in contact with the upper brush 252 .
- the brush support panel 258 has one side rotatably supported by the rotary shaft of the upper brush 252 and the other side rotatably supported by the third hinge shaft, in which a third driving motor 290 connected to the rotary shaft of the upper brush 252 to rotate the upper brush is disposed at one side of the brush support panel.
- a guide slot 272 is longitudinally formed on the rear of the brush support panel 258 in order for a supply nozzle of the shoe polish supply unit 300 to slide, which is described below.
- a cleaning brush 282 that washes off the shoe polish on the supply nozzle 310 of the shoe polish supply unit 300 (described below) is fitted on one end portion of the rotary shaft 280 of the upper brush 252 , as shown in FIG. 6 .
- the cleaning brush 282 is fitted to the rotary shaft 280 to be freely rotate and locked to a locking rode on the tope of the operating rode 218 , such that it wash off the shoe polish on the supply nozzle 310 while rotating by a predetermined amount, when the base frame 130 moves forward or backward.
- FIGS. 7 to 10 are views illustrating the operation of the automatic shoe cleaning device according to an embodiment of the present invention.
- the upper brush 252 is in contact with the pair of side brushes 212 , 214 . Accordingly, the shoe polish supplied to the upper brush 252 is supplied to the side brushes 212 , 214 , and as a result, the shoe polish can be supplied to all of the upper brush 252 and the side brushes 212 , 214 .
- the rotary member 256 secondarily rotate around the brush support panel 258 .
- the base frame 130 can further move backward, and accordingly, it can be placed at the accurate desired position on the top of the shoe.
- the shoe polish supplied to the upper brush 252 is transferred to the side brushes 212 , 214 and uniformly distributed in all the brushes, the shoe polish can be applied to the top and sides of the shoe without sticking to other things, such as pants, except for the shoe.
- FIGS. 11 and 12 are cross-sectional views of the shoe polish supply unit according to an embodiment of the present invention.
- the shoe polish supply unit 300 includes: a case fixed to one side of the housing 100 ; a shoe polish cylinder 320 filled with shoe polish 322 inside the case 302 . a supply nozzle 310 connected to the shoe polish cylinder 320 through a supply hose 330 and supplying the shoe polish to the upper brush 252 ; and an operating unit 350 discharging the shoe polish by pushing the shoe polish cylinder 320 .
- the case 302 has a rectangular shape with a cover 304 on the top and through which a shoe polish outlet 324 of the shoe polish cylinder 320 protrudes outside, and a slot 306 is longitudinally formed in the cover 304 such that a guide pin 354 of a push member 352 of the operating unit 250 slides, which is described below.
- a piston 326 is linearly movably disposed at one side and the shoe polish outlet 324 through which the shoe polish is discharged by the force pushing the piston 326 is formed at the other side.
- the operating unit 350 includes a fourth driving motor 360 fixed to one side of the case 302 , a lead screw 362 connected to the driving shaft of the fourth driving motor 360 , and a push member 352 thread-fastened to the lead screw 362 and pushing the piston 326 .
- the lead screw 362 is provided with a rotation angle sensor 364 , 366 detecting the rotation angle of the lead screw 362 and controlling the operation of the fourth driving motor 360 .
- the rotation angle sensor is fixed to the lead screw 362 and composed of the gear ring 364 having teeth on the outer circumference and the sensor 366 detecting the rotation angle of the lead screw 362 by sensing the number of teeth of the gear ring 364 and supplying a signal to the controller 400 .
- the supply nozzle 310 is disposed to be slidable along the guide slot 272 formed in the rear of the brush support panel 258 .
- a guide bar 274 is longitudinally disposed in the brush support panel 258 and the support nozzle 310 is slidably fitted on the guide bar 274 .
- a spring 276 is disposed between one side of the supply nozzle 310 and the end of the brush support panel 258 , and the other side of the supply nozzle 310 and a wire mounting portion 280 formed in the housing is connected by a wire 278 .
- the wire 278 is maximally pulled and the supply nozzle 310 is positioned at one end of the brush support panel 258 when the base frame 130 is positioned at the rearmost position, and as the base frame 130 moves forward, the distance between the wire mounting portion 280 and the supply nozzle 310 reduces and the supply nozzle 310 is moved along the guide slot 272 by the elastic force of the spring 276 , such that the shoe polish is uniformly supplied to the upper brush 252 .
- FIG. 13 is a block diagram of a control unit according to an embodiment of the present invention.
- the upper brush 252 is in contact with the two side brushes 212 , 214 by the pulling force of the wire 278 , when the base frame 130 is at the rearmost position.
- the supply nozzle 310 is positioned at one end.
- the shoe sensor 126 detects it and supplies a signal to the controller 400 . Accordingly, the controller 400 moves forward the base frame 130 by operating the first driving motor 156 . Further, it operates the second driving motor to rotate the two side brushes 212 , 214 and also operates the third driving motor 290 to rotate the upper brush 252 . Further, it operates the fourth driving motor 360 to supply the shoe polish to the upper brush 252 .
- the shoe polish supplied to the upper brush 252 is transferred to the side brushes 212 , 214 , such that the side brushes polish the sides of the shoe while rotating and the upper brush 252 polishes the top of the shoe while rotating.
- the front sensor 112 detects it and supplies a signal to the controller 400 , and the controller 400 reverses the first driving motor 156 to move backward the base frame 130 .
- the rear sensor 114 detects it and supplies a signal to the controller 400 , and the controller 400 normally operates the first driving motor 156 to move forward the base frame 130 .
- the device polishes the shoe by repeating the operations.
- the automatic shoe cleaning device of the present invention since the shoe polish is supplied to the upper brush, and the side brushes and the upper brush are in contact with each other when moving backward such that the shoe polish on the upper brush can be transferred to the side brushes. Therefore, it is possible to uniformly apply the shoe polish over the entire surface of the shoe and prevent the shoe polish from sticking to the pants etc.
- the rotary member is connected to the hinge bracket fixed to the base frame by a hinge and the brush panel with the upper brush is connected to the rotary member by a hinge, the upper brush makes double rotation and the distance between the side brushes and the upper brush can be increased, such that it is possible to improving the performance of the shoe cleaning device.
- the base frame since the base frame is linearly moved inside the housing by the lead screw, the base frame can make stable linear movement and it is possible to prevent the base frame from shaking in use.
- the operating unit of the shoe supply unit pushes the piston in the shoe polish cylinder filled with the shoe polish, using the lead screw and the push member, it is possible to accurately control the supply amount of shoe polish.
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Abstract
The present invention relates to an automatic shoe cleaning device, which includes: a housing having a shoe inlet through which a foot with a shoe is inserted and a foot plate where the shoe is placed; a base frame disposed linearly movably inside the housing; a first brush assembly having a pair of side brushes polishing both sides of the shoe at both sides ahead of the base frame and a first spring supplying elastic force to the side brushes; and a second brush assembly having an upper brush polishing the top of the shoe behind the first brush assembly and a second spring supplying elastic force to the upper brush; and a shoe polish supply unit supplying shoe polish to the upper brush, in which as the upper brush moves backward and contacts the pair of side brushes, the shoe polish supplied to the upper brush is transferred to the pair of side brushes, whereas as the upper brush move forward to polish the shoe, the upper brush is separated from the pair of side brushes by the elastic force of the second spring, whereby it is possible to uniformly apply the shoe polish over the entire surface of the shoe and prevent the shoe polish from sticking to the pants.
Description
- Pursuant to 35 U.S.C. §119(a), this application claims the benefit of earlier filing date and right of priority to Korean Application No. 10-2010-0035804, filed on Apr. 19, 2010, the contents of which are hereby incorporated by reference herein in their entirety.
- The present invention relates to an automatic shoe cleaning device that can improve cleanness and luster of shoes.
- In general, shoes are usually wetted or stained with soil or other dirties, under which the life span is reduced and vehicles a houses where the users usually stay or live are also stained. Further, the users wearing dirty shoes are likely to lose their dignity and make the others feel unpleasant, thereby resulting in undesired problem.
- Therefore, it is required to keep the shoes from being wetted, and for this, it needs to protect the surface of the shoes with a shoe polish, such as glazes, which has a waterproof function. Further, it is required to uniformly apply a shoe polish and polish it well to luster in order to keep the shoes surface clean.
- In generally, most people has a brush and a shoe polish in houses or offices and periodically polish their shoes to achieve the above; however it is difficult to always carry the brush and shoe polish for going out, such that it is difficult to keep the shoes clean for a long-time going out. Obviously, although it is possible to remove this problem, using a shoeblack in case of long-time going out, it is a little burdensome because it takes a relatively long time to wait for a turn and the cost is not cheap.
- Therefore, automatic shoe cleaning devices that automatically polish shoes worn by users have been developed to solve these problems.
- However, the automatic shoe cleaning devices of the related art have a problem that the shoe polish injected is dispersed and stains the users' pants, because they have a structure of directly injecting a liquid shoe polish to the surface of the shoes.
- In order to overcome this problem, the brushes are divided into a dust-brush and a polish-brush and the shoe polish is injected to the polish-brush. However, this case also has a problem the shoe polish is applied only to some portion and it is difficult to uniformly apply the shoe polish over the entire shoe.
- Further, the automatic shoe cleaning devices of the related art has a problem that it is difficult to always discharge a predetermined amount of shoe polish, such that a too large or small amount shoe polish is applied to the shoe, thereby deteriorating the entire performance.
- It is an object of the present invention to provide an automatic shoe cleaning device that can uniformly apply shoe polish over the entire surface of a shoe.
- Further, it is another object of the present invention to provide an automatic shoe cleaning device that has improved polishing performance by always supplying a predetermined amount of shoe polish.
- Further, it is another object of the present invention to provide an automatic shoe cleaning device that can minimize shaking and breakdown even if it used for a long time.
- The technical problems are not limited to the foregoing technical problems. Other technical problems, which are not described, can clearly be understood by those skilled in the art from the following description.
- According to an aspect of the present invention, an automatic shoe cleaning device, comprising: a housing having a shoe inlet through which a foot with a shoe is inserted and a foot plate where the shoe is placed; a base frame linearly movably disposed inside the housing; a first brush assembly having a pair of side brushes polishing both sides of the shoe at both sides ahead of the base frame and a first spring supplying elastic force to the side brushes; and a second brush assembly having an upper brush polishing the top of the shoe behind the first brush assembly and a second spring supplying elastic force to the upper brush; and a shoe polish supply unit supplying shoe polish to the upper brush, in which as the upper brush moves backward and contacts the pair of side brushes, the shoe polish supplied to the upper brush is transferred to the pair of side brushes, whereas as the upper brush moves forward to polish the shoe, the upper brush is separated from the pair of side brushes by the elastic force of the second spring.
- The base frame is provided with a driving unit linearly moving the base frame, and the driving unit comprises: a lead screw rotatably disposed in the housing; a moving member fixed to the base frame and thread-fastened to the lead screw; and a driving motor connected to one end of the lead screw to rotate the lead screw.
- The first brush assembly comprises: an operating rod having one end rotatably supported to the base frame by a first hinge shaft and the other end where the side brush is rotatably supported; a first spring disposed around the first hinge shaft to provide elastic force to the operating rod; and a second driving motor fixed to the operating rod and connected with the rotary shaft of the side brush.
- The second brush assembly comprises: a hinge bracket fixed to the base frame; a rotary member rotatably connected to the hinge bracket by a second hinge shaft; a brush support panel rotatably supported to the rotary member by a third hinge shaft where the rotary shaft of the upper brush is rotatably mounted; a second spring fixed to the third hinge shaft to provide elastic force to the upper brush; and a driving motor disposed in the brush support panel and connected to the rotary shaft of the upper brush.
- The shoe polish supply unit comprises: a case fixed to one side of the housing; a shoe polish cylinder filled with liquid shoe polish inside the case; the supply nozzle connected with the shoe polish cylinder through a supply hose and supplying the shoe polish to the upper brush; and an operating unit disposed in the case and discharging the shoe polish in the shoe polish cylinder by pressing the shoe polish cylinder.
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FIG. 1 is a perspective view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention. -
FIG. 2 is a side view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention. -
FIG. 3 is a plan view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention. -
FIG. 4 is a rear view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention. -
FIG. 5 is a side view of a first brush assembly according to an embodiment of the present invention. -
FIG. 6 is a side view of a second brush assembly according to an embodiment of the present invention. -
FIGS. 7 to 9 are views illustrating the operation of the first brush assembly of an automatic shoe cleaning device according to an embodiment of the present invention. -
FIG. 10 is a plan view illustrating the operation of an automatic shoe cleaning device according to an exemplary embodiment of the present invention. -
FIG. 11 is a horizontal cross-sectional view of a shoe polish supply unit according to an embodiment of the present invention. -
FIG. 12 is a vertical cross-sectional view of a shoe polish supply unit according to an embodiment of the present invention. -
FIG. 13 is a block diagram of an automatic shoe cleaning device according to an exemplary embodiment of the present invention. - Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. The size and shape of components shown in the drawings may be exaggerated herein for clear and convenient description. Further, the terminologies specifically defined in consideration of the configuration and operation of the present invention may be differently understood by users or operators in accordance with their intention. These terminologies should be defined on the basis of the description throughout the specification.
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FIG. 1 is a perspective view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention,FIG. 2 is a plan view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention,FIG. 3 is a side view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention, andFIG. 4 is a rear view showing an automatic shoe cleaning device according to an exemplary embodiment of the present invention - An automatic shoe cleaning device according to an embodiment of the present invention includes: a
housing 100 forming the outer frame and having ashoe inlet 110 at one side through which a foot with a shoe is inserted; abrush assembly 200 polishing the shoe while linearly reciprocating inside thehousing 100; a shoepolish supply unit 300 supplying shoe polish to thebrush assembly 200; and acontroller 400 controlling thebrush assembly 200 and the shoepolish supply unit 300. - The
housing 100 is provided with a cove (not shown) at the top and has afoot plate support 122 where afoot plate 120, where the shoe is placed, is mounted. Thefoot plate support 122 is arranged at the center portion of the housing in the longitudinal direction of thehousing 100. - A
guide rail 132 is disposed at both sides of thefoot plate support 122 to guide thebrush assembly 200 such that abase frame 130 can linearly move. - The
brush assembly 200 includes: thebase frame 130 disposed to linearly move inside thehousing 100; afirst brush assembly 210 having a pair ofside brushes base frame 130 to polish the sides of the shoe; and asecond brush assembly 250 having atop brush 252 mounted on abase frame 210 and polishing the top of the shoe. -
Sliders 132 that are inserted in theguide rails 132 to slide along theguide rails 132 are provided on the bottom of thebase frame 130. Further, thehousing 100 is provided with a driving unit that linearly moves thebase frame 130. - The
driving unit 150 includes: alead screw 152 of which both ends are rotatably supported inside thehousing 100; a movingmember 154 thread-engaged with the outer circumference of thelead screw 152 and fixed to the lower portion of the base frame 140; and a first driving motor connected to one end of thelead screw 152 to rotate thelead screw 152. - A
support panel 160 is disposed in parallel under thefoot plate support 122, and afirst bracket 162 rotatably supporting one end of thelead screw 152 and asecond bracket 164 rotatably supporting the other end of thelead screw 152 are disposed between thesupport panel 160 and thefoot plate support 122. - Further, the
first driving motor 156 is fixed to one side of thesupport panel 160 and connected to one end of thelead screw 152. - The
lead screw 152 has a male thread on the outer circumference and the movingmember 154 has a female thread on the inner circumference to be thread-engaged with the male thread. Therefore, as thelead screw 152 rotates, the movingmember 154 linearly moves along thelead screw 152 and thebase frame 130 fixed to the movingmember 154 correspondingly linearly moves. - A
shoe sensor 126 that detecting a shoe placed on thefoot plate 120 and supplying a signal to thecontroller 400 is attached to the inner side of thehousing 100. Theshoe sensor 126 may be an optical sensor that detects a shoe, using light that is blocked when the shoe is placed on the foot plate. - Further, the
housing 100 is provided with afront sensor 112 at the front which supplies a signal to the controller when thebase frame 130 maximally moves forward and arear sensor 114 at the rear which supplies a signal to thecontroller 400 when thebase frame 130 maximally moves backward. - As described above, the
driving unit 150 according to an embodiment of the present invention minimizes noise or vibration generated when thebase frame 130 linearly reciprocates, because it is a lead screw type. -
FIG. 5 is a side view showing a first brush assembly according to an embodiment of the present invention. - The
first brush assembly 210 includes: anoperating rod 218 rotatably supported by afirst hinge shaft 216 vertically disposed to thebase frame 130;side brushes operating rod 218; and asecond driving motor 222 fixed to theoperating rod 218 and connected to arotary shaft 220 of theside brushes - The
side brushes first side brush 212 polishing the left side of the shoe and asecond side brush 214 polishing the right side of the shoe, and disposed at the left and right sides, respectively, on the top of thebase frame 130. - A
first spring 224 is disposed on thefirst hinge shaft 216 to provide elastic force to theoperating rod 218. Thefirst spring 224 may be a coil spring wound around thefirst hinge shaft 216, with one end fixed to the operatingrod 218 and the other end fixed to thebase frame 130. - According to the
first brush assembly 210, as thebase frame 130 moves forward, thefirst brush 212 and thesecond brush 214 polish both sides of the shoe in close contact with the sides, respectively. In this operation, thebrushes first spring 224. Thefirst side brush 212 and thesecond side brush 214 are in contact with each other, when thebase frame 130 is at the rearmost position. - The
second brush assembly 250 includes ahinge bracket 254 fixed to the top of thebase frame 130; arotary member 256 rotatably supported by thehinge bracket 254; and abrush support panel 258 rotatably supported by therotary member 256 and having anupper brush 252 thereon. - The
hinge bracket 254 is fixed to the top of a support vertically disposed on the top of the base frame to have a predetermined height from the top of thebase frame 130. - Further, the
rotary member 256 has one end rotatably connected to thehinge bracket 254 by asecond hinge shaft 262 and the other end rotatably connected to thebrush support panel 258 by athird hinge shaft 264. - The
third hinge shaft 264 is provided with asecond spring 268 to provide elastic force to thebrush support panel 258. Thesecond spring 268 is wound around thethird hinge shaft 264 and has one end fixed to therotary member 256 and the other end fixed to thebrush support panel 258, thereby providing elastic force to thebrush support panel 258. - A dust-
brush 270 is fitted on thesecond hinge shaft 262 to brush away foreign substances and dusts on theupper brush 252, in contact with theupper brush 252. - The
brush support panel 258 has one side rotatably supported by the rotary shaft of theupper brush 252 and the other side rotatably supported by the third hinge shaft, in which athird driving motor 290 connected to the rotary shaft of theupper brush 252 to rotate the upper brush is disposed at one side of the brush support panel. - A
guide slot 272 is longitudinally formed on the rear of thebrush support panel 258 in order for a supply nozzle of the shoepolish supply unit 300 to slide, which is described below. - A cleaning
brush 282 that washes off the shoe polish on thesupply nozzle 310 of the shoe polish supply unit 300 (described below) is fitted on one end portion of therotary shaft 280 of theupper brush 252, as shown inFIG. 6 . - That is, the cleaning
brush 282 is fitted to therotary shaft 280 to be freely rotate and locked to a locking rode on the tope of the operating rode 218, such that it wash off the shoe polish on thesupply nozzle 310 while rotating by a predetermined amount, when thebase frame 130 moves forward or backward. -
FIGS. 7 to 10 are views illustrating the operation of the automatic shoe cleaning device according to an embodiment of the present invention. - In the operation of the
second brush assembly 250, when thebase frame 130 is at the rearmost position, as shown inFIG. 2 , theupper brush 252 is in contact with the pair of side brushes 212, 214. Accordingly, the shoe polish supplied to theupper brush 252 is supplied to the side brushes 212, 214, and as a result, the shoe polish can be supplied to all of theupper brush 252 and the side brushes 212, 214. - In this state, as the
base frame 130 moves forward, as shown inFIGS. 7 and 10 , thebrush panel 258 is rotated and separated from theupper brush 252 by the elastic force of thesecond spring 268. Further, as theupper brush 252 moves up on the top of the shoe 500, as shown inFIG. 8 , thebrush support pane 258 is rotated by therotary member 256 and theupper brush 252 correspondingly make primary rotation. - Further, as the
base frame 130 further moves forward, as shown inFIG. 9 , therotary member 256 secondarily rotate around thebrush support panel 258. As described above, since theupper brush 252 is secondarily rotated by therotary member 256, thebase frame 130 can further move backward, and accordingly, it can be placed at the accurate desired position on the top of the shoe. - Further, since the shoe polish supplied to the
upper brush 252 is transferred to the side brushes 212, 214 and uniformly distributed in all the brushes, the shoe polish can be applied to the top and sides of the shoe without sticking to other things, such as pants, except for the shoe. -
FIGS. 11 and 12 are cross-sectional views of the shoe polish supply unit according to an embodiment of the present invention. - The shoe
polish supply unit 300 includes: a case fixed to one side of thehousing 100; ashoe polish cylinder 320 filled withshoe polish 322 inside thecase 302. asupply nozzle 310 connected to theshoe polish cylinder 320 through asupply hose 330 and supplying the shoe polish to theupper brush 252; and anoperating unit 350 discharging the shoe polish by pushing theshoe polish cylinder 320. - The
case 302 has a rectangular shape with acover 304 on the top and through which ashoe polish outlet 324 of theshoe polish cylinder 320 protrudes outside, and aslot 306 is longitudinally formed in thecover 304 such that aguide pin 354 of apush member 352 of theoperating unit 250 slides, which is described below. - In the
shoe cylinder 320, apiston 326 is linearly movably disposed at one side and theshoe polish outlet 324 through which the shoe polish is discharged by the force pushing thepiston 326 is formed at the other side. - The
operating unit 350 includes afourth driving motor 360 fixed to one side of thecase 302, alead screw 362 connected to the driving shaft of thefourth driving motor 360, and apush member 352 thread-fastened to thelead screw 362 and pushing thepiston 326. - The
lead screw 362 is provided with arotation angle sensor lead screw 362 and controlling the operation of thefourth driving motor 360. The rotation angle sensor is fixed to thelead screw 362 and composed of thegear ring 364 having teeth on the outer circumference and thesensor 366 detecting the rotation angle of thelead screw 362 by sensing the number of teeth of thegear ring 364 and supplying a signal to thecontroller 400. - The
supply nozzle 310, as shown inFIG. 4 , is disposed to be slidable along theguide slot 272 formed in the rear of thebrush support panel 258. Further, aguide bar 274 is longitudinally disposed in thebrush support panel 258 and thesupport nozzle 310 is slidably fitted on theguide bar 274. Further, aspring 276 is disposed between one side of thesupply nozzle 310 and the end of thebrush support panel 258, and the other side of thesupply nozzle 310 and awire mounting portion 280 formed in the housing is connected by awire 278. - In the operation of the
supply nozzle 310, thewire 278 is maximally pulled and thesupply nozzle 310 is positioned at one end of thebrush support panel 258 when thebase frame 130 is positioned at the rearmost position, and as thebase frame 130 moves forward, the distance between thewire mounting portion 280 and thesupply nozzle 310 reduces and thesupply nozzle 310 is moved along theguide slot 272 by the elastic force of thespring 276, such that the shoe polish is uniformly supplied to theupper brush 252. - As described above, since the
supply nozzle 310 is linearly moved by thewire 278 and thespring 276, an independent device for linearly moving thesupply nozzle 310 is not needed. - The operation of the automatic shoe cleaning device according to an embodiment of the present invention, having the above configuration, is described hereafter.
-
FIG. 13 is a block diagram of a control unit according to an embodiment of the present invention. - First, the
upper brush 252 is in contact with the two side brushes 212, 214 by the pulling force of thewire 278, when thebase frame 130 is at the rearmost position. In this state, thesupply nozzle 310 is positioned at one end. - In this state, as the
foot plate 120 is moved up to polish the shoe, theshoe sensor 126 detects it and supplies a signal to thecontroller 400. Accordingly, thecontroller 400 moves forward thebase frame 130 by operating thefirst driving motor 156. Further, it operates the second driving motor to rotate the two side brushes 212, 214 and also operates thethird driving motor 290 to rotate theupper brush 252. Further, it operates thefourth driving motor 360 to supply the shoe polish to theupper brush 252. - Accordingly, the shoe polish supplied to the
upper brush 252 is transferred to the side brushes 212, 214, such that the side brushes polish the sides of the shoe while rotating and theupper brush 252 polishes the top of the shoe while rotating. - Further, when the
base frame 130 maximally moves forward, thefront sensor 112 detects it and supplies a signal to thecontroller 400, and thecontroller 400 reverses thefirst driving motor 156 to move backward thebase frame 130. Further, when thebase frame 130 maximally moves backward, therear sensor 114 detects it and supplies a signal to thecontroller 400, and thecontroller 400 normally operates thefirst driving motor 156 to move forward thebase frame 130. - The device polishes the shoe by repeating the operations.
- According to the automatic shoe cleaning device of the present invention, since the shoe polish is supplied to the upper brush, and the side brushes and the upper brush are in contact with each other when moving backward such that the shoe polish on the upper brush can be transferred to the side brushes. Therefore, it is possible to uniformly apply the shoe polish over the entire surface of the shoe and prevent the shoe polish from sticking to the pants etc.
- Further, since the rotary member is connected to the hinge bracket fixed to the base frame by a hinge and the brush panel with the upper brush is connected to the rotary member by a hinge, the upper brush makes double rotation and the distance between the side brushes and the upper brush can be increased, such that it is possible to improving the performance of the shoe cleaning device.
- Further, since the base frame is linearly moved inside the housing by the lead screw, the base frame can make stable linear movement and it is possible to prevent the base frame from shaking in use.
- Further, since the operating unit of the shoe supply unit pushes the piston in the shoe polish cylinder filled with the shoe polish, using the lead screw and the push member, it is possible to accurately control the supply amount of shoe polish.
- Although embodiments according to the present invention were described above, those are provided only for examples, and the present invention may be modified in various ways within equivalent ranges by those skilled in the art. Therefore, a true scope of the present invention will be defined by the appended claims.
Claims (15)
1. An automatic shoe cleaning device, comprising:
a housing having a shoe inlet through which a foot with a shoe is inserted and a foot plate where the shoe is placed;
a base frame linearly movably disposed inside the housing;
a first brush assembly having a pair of side brushes polishing both sides of the shoe at both sides ahead of the base frame and a first spring supplying elastic force to the side brushes; and
a second brush assembly having an upper brush polishing the top of the shoe behind the first brush assembly and a second spring supplying elastic force to the upper brush; and a shoe polish supply unit supplying shoe polish to the upper brush,
wherein the upper brush moves backward and contacts the pair of side brushes, the shoe polish supplied to the upper brush is transferred to the pair of side brushes, whereas the upper brush move forward to polish the shoe, the upper brush is separated from the pair of side brushes by the elastic force of the second spring.
2. The automatic shoe cleaning device according to claim 1 , wherein the base frame is provided with a driving unit linearly moving the base frame, and
the driving unit includes:
a lead screw rotatably disposed in the housing;
a moving member fixed to the base frame and thread-fastened to the lead screw; and
a driving motor connected to one end of the lead screw to rotate the lead screw.
3. The automatic shoe cleaning device according to claim 2 , wherein a shoe sensor detecting a shoe placed on the foot plate and supplies an electric signal to a controller is disposed in the housing.
4. The automatic shoe cleaning device according to claim 3 , wherein the shoe sensor is an optical sensor attached to a side of the housing.
5. The automatic shoe cleaning device according to claim 2 , wherein the housing is provided with a front sensor detecting that the base frame maximally move forward and supplying a signal to the controller and a rear sensor detecting that the base frame maximally moves backward and supplying a signal to the controller.
6. The automatic shoe cleaning device according to claim 2 , wherein guide rails are longitudinally formed at both sides of the housing and sliders that are inserted in the guide rails to move along the guide rail are formed on the bottom of the base frame.
7. The automatic shoe cleaning device according to claim 1 , wherein the first brush assembly includes:
an operating rod having one end rotatably supported to the base frame by a first hinge shaft and the other end where the side brush is rotatably supported;
a first spring disposed around the first hinge shaft to provide elastic force to the operating rod; and
a second driving motor fixed to the operating rod and connected with the rotary shaft of the side brush.
8. The automatic shoe cleaning device according to claim 1 , wherein the second brush assembly includes:
a hinge bracket fixed to the base frame;
a rotary member rotatably connected to the hinge bracket by a second hinge shaft;
a brush support panel rotatably supported to the rotary member by a third hinge shaft and where the rotary shaft of the upper brush is rotatably mounted;
a second spring fixed to the third hinge shaft to provide elastic force to the upper brush; and
a driving motor disposed in the brush support panel and connected to the rotary shaft of the upper brush.
9. The automatic shoe cleaning device according to claim 8 , wherein the second brush assembly further includes a dust-brush fitted on the first hinge shaft and removing dusts sticking the upper brush while being in contact with the upper brush.
10. The automatic shoe cleaning device according to claim 8 , wherein a polish-brush washing off the shoe polish on a supply nozzle of the shoe polish supply unit is rotatably fitted on the rotary shaft of the upper brush, and
a locking rod where the polish-brush is locked is disposed above the base frame.
11. The automatic shoe cleaning device according to claim 8 , wherein the shoe polish supply unit includes:
a case fixed to one side of the housing;
a shoe polish cylinder filled with liquid shoe polish inside the case;
the supply nozzle connected with the shoe polish cylinder through a supply hose and supplying the shoe polish to the upper brush; and
an operating unit disposed in the case and discharging the shoe polish in the shoe polish cylinder by pressing the shoe polish cylinder.
12. The automatic shoe cleaning device according to claim 11 , wherein the supply nozzle is disposed in the brush support panel to linearly move in the longitudinal direction of the brush,
a wire is connected between the supply nozzle and one side of the housing, and
a spring is disposed between the supply nozzle and the brush support panel, such that the supply nozzle linearly moves when the base frame moves.
13. The automatic shoe cleaning device according to claim 11 , wherein the operating unit includes:
a fourth driving motor fixed to one side of the case;
a lead screw connected with the driving shaft of the fourth driving motor; and
a push member thread-fastened to the lead screw to move forward and backward and push a piston of the shoe polish cylinder, when the lead screw rotates.
14. The automatic shoe cleaning device according to claim 13 , wherein a rotation angle sensor detecting rotation angle of the lead screw and controlling the rotation angle of the fourth driving motor is disposed at one side of the lead screw.
15. The automatic shoe cleaning device according to claim 14 , wherein the rotation angle sensor includes:
a gear ring fixed to the lead screw to rotate with the lead screw and having teeth formed at a predetermined distance on the outer circumference; and
a sensor disposed to face the teeth of the gear ring and detecting the rotation angle of the lead screw by sensing the number of teeth.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100035804A KR100988959B1 (en) | 2010-04-19 | 2010-04-19 | Automatic shoes clening device |
KR10-2010-0035804 | 2010-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
US20110252585A1 true US20110252585A1 (en) | 2011-10-20 |
Family
ID=43135657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/851,493 Abandoned US20110252585A1 (en) | 2010-04-19 | 2010-08-05 | Automatic shoe cleaning device |
Country Status (2)
Country | Link |
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US (1) | US20110252585A1 (en) |
KR (1) | KR100988959B1 (en) |
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US20150143645A1 (en) * | 2013-11-22 | 2015-05-28 | Dong Hyun Kang | Doormat device for cleaning shoe sole |
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WO2021125456A1 (en) * | 2019-10-25 | 2021-06-24 | 김우일 | Shoe polisher |
CN111789563A (en) * | 2020-07-14 | 2020-10-20 | 杭州如剑电子设备有限公司 | Sole dust removal anti-static device for dust-free workshop of electronic product production |
CN112137561A (en) * | 2020-08-17 | 2020-12-29 | 杭州宇发科技有限公司 | Pedal type shoe cleaning equipment |
US11246470B1 (en) * | 2020-10-19 | 2022-02-15 | Nittany Solutions Group, LLC | Systems and methods for footwear sole debris cleaning and sanitization |
US11033646B1 (en) | 2020-10-19 | 2021-06-15 | Nittany Solutions Group, LLC | Ultraviolet shielding devices, systems, and methods |
US11478560B2 (en) | 2020-10-19 | 2022-10-25 | Nittany Solutions Group, LLC | Infinite ultraviolet shielding devices, systems, and methods |
US11642426B2 (en) | 2020-10-19 | 2023-05-09 | Nittany Solutions Group, LLC | Ultraviolet sanitizer with individually-controlled UV emission interface cells |
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US11771301B1 (en) | 2021-06-29 | 2023-10-03 | Jerry Mathieu | Shoe-shining device |
US11980333B1 (en) | 2021-06-29 | 2024-05-14 | Jerry Mathieu | Automatic shoe-shining device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |