JP2007007268A - Washing sponge - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a washing sponge easy to grip and ready to securely hold with weak force to be used. <P>SOLUTION: The washing sponge is provided with a block-shaped sponge main body 12 and slit parts 16 formed on a pair of opposite side faces 12b and 12c of the body 12 and extending into the center of the body 12. The slit parts 16 are formed in the approximately center part of the body 12, mutually penetrating through the space between the side faces 12b and 12c. Each of the slit part 16 is formed into a flat section. Round hole parts 18 consisting of cylindrical spaces are provided along in the penetration direction of the slit parts 16 and on both end parts of the slit parts 16 in the penetration direction. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a cleaning sponge used when washing household items such as tableware and bathtubs, as well as cars and bodies.

  Conventionally, sponges are used when washing dishes and bathtubs with detergents, or for cleaning household goods such as furniture and car washing and waxing. Among such sponges, for example, as shown in Patent Document 1, a sponge in which one or several cuts or grooves are provided horizontally from the side surface of the sponge body toward the center has been proposed. When one side of the sponge is soiled, this cut sponge can be cut again along the cuts or grooves, exposing a clean surface, and used again cleanly.

  Moreover, the dishwashing tool shown in Patent Document 2 is provided by laminating an elastic body layer and a nonwoven fabric laminate, and a cut surface is provided from one side surface in the longitudinal direction of the elastic body layer to a substantially central portion. Two upper and lower layers for sandwiching are formed. According to this, the peripheral part of tableware can be pinched | interposed with the cut surface, and the front and back of tableware can be simultaneously wash | cleaned easily.

The wiping tool shown in Patent Document 3 is provided with a cut along substantially the center line on both side surfaces in the longitudinal direction of an approximately rectangular parallelepiped elastic body. In this cutting, a wiping cloth containing an oil component is wound around the bottom surface of the elastic body, and then both ends of the wiping cloth are inserted and fixed. And the upper surface part of the said elastic body is comprised as a handle. According to this, high wiping efficiency is obtained by the cushioning property of the elastic body and the wiping action of the oil component contained in the wiping cloth.
Japanese Utility Model Publication No. 2-142257 Utility Model Registration No. 3055181 Utility Model Registration No. 3077647

  In the case of the above-described conventional technology, when using a sponge, the side surface of the sponge is pressed and held with a finger to rub objects such as household items. However, the stronger the elastic force of the sponge, the greater the burden on the hand, and the more easily fatigued. In addition, the sponge was distorted by gripping, and the area in contact with the object was smaller than the actual size, and work efficiency was not good.

  The present invention has been made in view of the above-described problems of the prior art, and an object of the present invention is to provide a cleaning sponge that is easy to hold and can be reliably held and used with a weak force.

  The present invention is a cleaning sponge provided with a block-like sponge body and a cut portion formed on a pair of opposite side surfaces of the sponge body and directed toward the center of the sponge body.

  Moreover, the said notch part is formed in the substantially-central part of the said sponge body, and has mutually penetrated between said pair of side surfaces.

  And the shape of the said notch part is a planar cut surface shape, and the round hole part which is a cylindrical space follows the insertion direction of the said notch part in the both ends of the insertion direction of the said notch part. Is provided. Moreover, the shape of the said cut | notch part may be provided in three-dimensional space other than a planar cut surface shape.

  The cleaning sponge of the present invention has a simple structure, is easy to hold, can be securely held and used with a weak force, reduces the load on the finger, and can be easily cleaned even by a weak person It can be done.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 and 2 show an embodiment of the present invention. A cleaning sponge 10 of this embodiment is provided with a rectangular sponge body 12 that is long in one direction, and one side surface along the longitudinal direction of the sponge body 12. A nonwoven fabric body 14 made of hard fibers is bonded to 12a.

  A cut portion 16 is provided on each of the pair of opposing side surfaces 12b and 12c that are positioned at right angles to the side surface 12a on which the nonwoven fabric body 14 is provided. The cut portion 16 is provided in the vicinity of the middle of the thickness direction in which the sponge body 12 and the nonwoven fabric body 14 are combined, and has a planar cut surface shape formed in parallel to the side surface 12a. Round hole portions 18 are respectively provided at both end portions 16 a and 16 b in the insertion direction of the cut portion 16. The round hole 18 is a cylindrical space that penetrates at right angles to the side surfaces 12 b and 12 c and communicates with the notch 16.

  Next, a method for using the cleaning sponge 10 will be described. As shown in FIG. 2, the cleaning sponge 10 has a side surface 12d opposite to the nonwoven fabric body 14, and the fingertips are inserted into the cut portions 16 of the side surfaces 12b and 12c. Hold the middle part as a handle. Then, the non-woven fabric 14 is rubbed to clean the tableware and bathtub. When the tableware or bathtub is made of a soft material, the portion between the cut portion 16 and the nonwoven fabric body 14 of the sponge body 12 is held as a handle and washed with the side surface 12d.

  Further, the cleaning sponge 10 may be used by covering a cleaning sheet 20 as shown in FIG. The sheet 20 can be freely selected from, for example, a mesh that improves the cleaning power and foaming of the detergent, and a wipe that includes an oil component. When the sheet 20 is attached to the cleaning sponge 10, the sheet 20 is inserted into the notch 16, the sheet 20 is wrapped so as to wrap the cleaning sponge 10, and both ends thereof are connected. Alternatively, the two sheets 20 may be inserted into the cut portion 16 in a state where they are overlapped with each other, and the side surface 12d of the cleaning sponge 10 and both sides of the nonwoven fabric body 14 may be wrapped.

  According to the cleaning sponge 10 of this embodiment, with a simple structure, the notches 16 can be formed on the side surfaces 12b and 12c of the sponge body 12, and fingers can be put in. The elasticity of the sponge body 12 is utilized. It is possible to grip the cleaning sponge 10 lightly and to easily hold it and use it easily even with a weak force. Furthermore, the gripping part of the sponge body 12, that is, the part from the score line 16 to one side is deformed, but the part to the other side is not deformed, and the area to be cleaned is not reduced, The efficiency of the cleaning operation can be maintained.

  Further, the sheet 20 can be passed through the notch 16 and attached to the cleaning sponge 10. The material and surface shape of the sheet 20 can be changed in accordance with the object to be cleaned and the purpose, or the sheet 20 can be impregnated with a chemical and used for various purposes. Furthermore, if dirt adheres to the sheet 20, it can be easily replaced. Since the sheet 20 is inserted and held in the notch 16, the sheet 20 is securely held without being detached during the cleaning operation.

  And since the round hole part 18 is formed in the both ends of the notch | incision part 16, when putting a finger in the notch | incision part 16 and opening, it avoids the stress concentration in the edge part of the notch | incision part 16, and a crack Can be prevented. Further, since the round hole portion 18 is formed, the portion serving as the handle of the sponge body 12 is easily deformed, and from this, it is possible to hold it with a weak force.

  In the cleaning sponge 10 of this embodiment, as shown in FIG. 4, the cut portion 16 is a three-dimensional space, and may be formed in an elliptical cylindrical shape.

  Further, as shown in FIG. 5, a reinforcing body 22 made of sponge or non-woven fabric that is more durable than the sponge body 12 is provided in the middle of the sponge body 12, including the position where the cut portion 16 is provided. May be. Thereby, damage near the end of the cut portion 16 can be prevented.

  Furthermore, as shown in FIG. 6, the auxiliary cutting part 24 may be formed in the cut part 16 which is a planar cut surface shape. The auxiliary cutting parts 24 are provided at two places on the cutting part 16, and two auxiliary cutting parts 24 are provided, one by one, slightly closer to the center than the round hole part 18. The cross-sectional shape of the auxiliary cutting part 24 is obtained by cutting the sponge body 12 shortly by crossing in a cross shape at right angles to the surface of the cutting part 16. Since the auxiliary cutting part 24 is provided, the sponge body 12 is easily deformed and a finger can be easily inserted, and stress concentrated on both end portions of the cutting part 16 can be dispersed in the vertical direction.

  The cleaning sponge of the present invention is not limited to the above-described embodiment, but includes a car waxing sponge and other applications such as polishing and wiping. Furthermore, the size and shape of the sponge body can be freely changed. The nonwoven fabric body may not be used according to the application. In addition to the above, the incision part can be freely changed as long as it has an appropriate size for easy insertion of fingers and can be easily attached to the finger in an appropriate manner. Moreover, you may make it a different shape for every pair of side surface, and it may be a dead end on the way without penetrating a sponge body. In the case of a dead end, a round hole portion may be provided in the dead end portion to avoid stress concentration.

1 is a perspective view of a cleaning sponge according to an embodiment of the present invention. It is a front view which shows the use condition of the sponge for washing | cleaning of this embodiment. It is a perspective view which shows the state which attached the sheet | seat to the sponge for washing | cleaning of this embodiment. It is a perspective view which shows the modification of the sponge for washing | cleaning of this embodiment. It is a front view which shows the modification of the sponge for washing | cleaning of this embodiment. It is a front view which shows the modification of the sponge for washing | cleaning of this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Cleaning sponge 12 Sponge body 14 Nonwoven fabric body 16 Cutting part 18 Round hole part

  The present invention relates to a cleaning sponge used when washing household items such as tableware and bathtubs, as well as cars and bodies.

  Conventionally, sponges are used when washing dishes and bathtubs with detergents, or for cleaning household goods such as furniture and car washing and waxing. Among such sponges, for example, as shown in Patent Document 1, a sponge in which one or several cuts or grooves are provided horizontally from the side surface of the sponge body toward the center has been proposed. When one side of the sponge is soiled, this cut sponge can be cut again along the cuts or grooves, exposing a clean surface, and used again cleanly.

  Moreover, the dishwashing tool shown in Patent Document 2 is provided by laminating an elastic body layer and a nonwoven fabric laminate, and a cut surface is provided from one side surface in the longitudinal direction of the elastic body layer to a substantially central portion. Two upper and lower layers for sandwiching are formed. According to this, the peripheral part of tableware can be pinched | interposed with the cut surface, and the front and back of tableware can be simultaneously wash | cleaned easily.

The wiping tool shown in Patent Document 3 is provided with a cut along substantially the center line on both side surfaces in the longitudinal direction of an approximately rectangular parallelepiped elastic body. In this cutting, a wiping cloth containing an oil component is wound around the bottom surface of the elastic body, and then both ends of the wiping cloth are inserted and fixed. And the upper surface part of the said elastic body is comprised as a handle. According to this, high wiping efficiency is obtained by the cushioning property of the elastic body and the wiping action of the oil component contained in the wiping cloth.
Japanese Utility Model Publication No. 2-142257 Utility Model Registration No. 3055181 Utility Model Registration No. 3077647

  In the case of the above-described conventional technology, when using a sponge, the side surface of the sponge is pressed and held with a finger to rub objects such as household items. However, the stronger the elastic force of the sponge, the greater the burden on the hand, and the more easily fatigued. In addition, the sponge was distorted by gripping, and the area in contact with the object was smaller than the actual size, and work efficiency was not good.

  The present invention has been made in view of the above-described problems of the prior art, and an object of the present invention is to provide a cleaning sponge that is easy to hold and can be reliably held and used with a weak force.

In the present invention, a block-like sponge body and a pair of side surfaces facing each other of the sponge body are formed with cut portions, and both ends of the cut portion are closed within the side surfaces, and the sponge body The notch is a cleaning sponge that is a part for inserting a finger during cleaning.

  Moreover, the said notch part is formed in the approximate center part of the said sponge body, and has mutually penetrated between said pair of side surfaces.

And the cylindrical space is formed in the both ends of the surface direction of the said side surface of the said notch part, and this space is formed toward the said sponge body inside from the side surface in which the said notch part was formed . . Moreover, the shape of the said cut | notch part may be provided in three-dimensional space other than a planar cut surface shape.

  The cleaning sponge of the present invention has a simple structure, is easy to hold, can be securely held and used with a weak force, reduces the load on the finger, and can be easily cleaned even by a weak person It can be done.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 and 2 show an embodiment of the present invention. A cleaning sponge 10 of this embodiment is provided with a rectangular sponge body 12 that is long in one direction, and one side surface along the longitudinal direction of the sponge body 12. A nonwoven fabric body 14 made of hard fibers is bonded to 12a.

  A cut portion 16 is provided on each of the pair of opposing side surfaces 12b and 12c that are positioned at right angles to the side surface 12a on which the nonwoven fabric body 14 is provided. The cut portion 16 is provided in the vicinity of the middle of the thickness direction in which the sponge body 12 and the nonwoven fabric body 14 are combined, and has a planar cut surface shape formed in parallel to the side surface 12a. Round hole portions 18 are respectively provided at both end portions 16 a and 16 b in the insertion direction of the cut portion 16. The round hole 18 is a cylindrical space that penetrates at right angles to the side surfaces 12 b and 12 c and communicates with the notch 16.

  Next, a method for using the cleaning sponge 10 will be described. As shown in FIG. 2, the cleaning sponge 10 has a side surface 12d opposite to the nonwoven fabric body 14, and the fingertips are inserted into the cut portions 16 of the side surfaces 12b and 12c. Hold the middle part as a handle. Then, the non-woven fabric 14 is rubbed to clean the tableware and bathtub. When the tableware or bathtub is made of a soft material, the portion between the cut portion 16 and the nonwoven fabric body 14 of the sponge body 12 is held as a handle and washed with the side surface 12d.

  Further, the cleaning sponge 10 may be used by covering a cleaning sheet 20 as shown in FIG. The sheet 20 can be freely selected from, for example, a mesh that improves the cleaning power and foaming of the detergent, and a wipe that includes an oil component. When the sheet 20 is attached to the cleaning sponge 10, the sheet 20 is inserted into the notch 16, the sheet 20 is wrapped so as to wrap the cleaning sponge 10, and both ends thereof are connected. Alternatively, the two sheets 20 may be inserted into the cut portion 16 in a state where they are overlapped with each other, and the side surface 12d of the cleaning sponge 10 and both sides of the nonwoven fabric body 14 may be wrapped.

  According to the cleaning sponge 10 of this embodiment, with a simple structure, the notches 16 can be formed on the side surfaces 12b and 12c of the sponge body 12, and fingers can be put in. The elasticity of the sponge body 12 is utilized. It is possible to grip the cleaning sponge 10 lightly and to easily hold it and use it easily even with a weak force. Furthermore, the gripping part of the sponge body 12, that is, the part from the score line 16 to one side is deformed, but the part to the other side is not deformed, and the area to be cleaned is not reduced, The efficiency of the cleaning operation can be maintained.

  In addition, the sheet 20 can be inserted into the cut portion 16 and attached to the cleaning sponge 10. The material and surface shape of the sheet 20 can be changed in accordance with the object to be cleaned and the purpose, or the sheet 20 can be impregnated with a chemical and used for various purposes. Furthermore, if dirt adheres to the sheet 20, it can be easily replaced. Since the sheet 20 is inserted and held in the notch 16, the sheet 20 is securely held without being detached during the cleaning operation.

  And since the round hole part 18 is formed in the both ends of the notch | incision part 16, when putting a finger in the notch | incision part 16 and opening, it avoids the stress concentration in the edge part of the notch | incision part 16, and a crack Can be prevented. Further, since the round hole portion 18 is formed, the portion serving as the handle of the sponge body 12 is easily deformed, and from this, it is possible to hold it with a weak force.

  In the cleaning sponge 10 of this embodiment, as shown in FIG. 4, the cut portion 16 is a three-dimensional space, and may be formed in an elliptical cylindrical shape.

  Further, as shown in FIG. 5, a reinforcing body 22 made of sponge or non-woven fabric that is more durable than the sponge body 12 is provided in the middle of the sponge body 12, including the position where the cut portion 16 is provided. May be. Thereby, damage near the end of the cut portion 16 can be prevented.

  Furthermore, as shown in FIG. 6, the auxiliary cutting part 24 may be formed in the cut part 16 which is a planar cut surface shape. The auxiliary cutting parts 24 are provided at two places on the cutting part 16, and two auxiliary cutting parts 24 are provided, one each slightly closer to the center than the round hole part 18. The cross-sectional shape of the auxiliary cutting part 24 is obtained by cutting the sponge body 12 shortly by crossing in a cross shape at right angles to the surface of the cutting part 16. Since the auxiliary cutting part 24 is provided, the sponge body 12 is easily deformed and a finger can be easily inserted, and stress concentrated on both end portions of the cutting part 16 can be dispersed in the vertical direction.

  The cleaning sponge of the present invention is not limited to the above-described embodiment, but includes a car waxing sponge and other applications such as polishing and wiping. Furthermore, the size and shape of the sponge body can be freely changed. The nonwoven fabric body may not be used according to the application. In addition to the above, the incision part can be freely changed as long as it has an appropriate size for easy insertion of fingers and can be easily attached to the finger in an appropriate manner. Moreover, you may make it a different shape for every pair of side surface, and it may be a dead end on the way without penetrating a sponge body. In the case of a dead end, a round hole portion may be provided in the dead end portion to avoid stress concentration.

1 is a perspective view of a cleaning sponge according to an embodiment of the present invention. It is a front view which shows the use condition of the sponge for washing | cleaning of this embodiment. It is a perspective view which shows the state which attached the sheet | seat to the sponge for washing | cleaning of this embodiment. It is a perspective view which shows the modification of the sponge for washing | cleaning of this embodiment. It is a front view which shows the modification of the sponge for washing | cleaning of this embodiment. It is a front view which shows the modification of the sponge for washing | cleaning of this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Cleaning sponge 12 Sponge body 14 Nonwoven fabric body 16 Cutting part 18 Round hole part

  The present invention relates to a cleaning sponge used when washing household items such as tableware and bathtubs, as well as cars and bodies.

  Conventionally, sponges are used when washing dishes and bathtubs with detergents, or for cleaning household goods such as furniture and car washing and waxing. Among such sponges, for example, as shown in Patent Document 1, a sponge in which one or several cuts or grooves are provided horizontally from the side surface of the sponge body toward the center has been proposed. When one side of the sponge is soiled, the cut sponge can be cut off along the cut or groove to expose a clean surface, and can be used again cleanly.

  Moreover, the dishwashing tool shown in Patent Document 2 is provided by laminating an elastic body layer and a nonwoven fabric laminate, and a cut surface is provided from one side surface in the longitudinal direction of the elastic body layer to a substantially central portion. Two upper and lower layers for sandwiching are formed. According to this, the peripheral part of tableware can be pinched | interposed with the cut surface, and the front and back of tableware can be simultaneously wash | cleaned easily.

The wiping tool shown in Patent Document 3 is provided with a cut along substantially the center line on both side surfaces in the longitudinal direction of an approximately rectangular parallelepiped elastic body. In this cutting, a wiping cloth containing an oil component is wound around the bottom surface of the elastic body, and then both ends of the wiping cloth are inserted and fixed. And the upper surface part of the said elastic body is comprised as a handle. According to this, high wiping efficiency is obtained by the cushioning property of the elastic body and the wiping action of the oil component contained in the wiping cloth.
Japanese Utility Model Publication No. 2-142257 Utility Model Registration No. 3055181 Utility Model Registration No. 3077647

  In the case of the above-described conventional technology, when using a sponge, the side surface of the sponge is pressed and held with a finger to rub objects such as household items. However, the stronger the elastic force of the sponge, the greater the burden on the hand, and the more easily fatigued. In addition, the sponge was distorted by gripping, and the area in contact with the object was smaller than the actual size, and work efficiency was not good.

  The present invention has been made in view of the above-described problems of the prior art, and an object of the present invention is to provide a cleaning sponge that is easy to hold and can be reliably held and used with a weak force.

In the present invention, a block-like sponge body and a pair of side surfaces facing each other of the sponge body are formed with cut portions, and the cut portions are formed in the pair of side surfaces of the sponge body. The sponge body is positioned and closed, and is provided from the pair of side surfaces of the sponge body toward the center so as to penetrate between the pair of side surfaces. A cylindrical space is formed, and this space penetrates the sponge body between a pair of side surfaces in which the cut portion is formed, and the cut portion is a cleaning sponge that becomes a part for inserting a finger during cleaning. is there.

Further , a sheet may be inserted through the cut portion of the sponge body, and the sheet may be wound so as to wrap the sponge body .

Furthermore, the sheet may be inserted into the cut portion in a state where two sheets are overlapped with each other, and each of the pair of side surfaces facing each other of the sponge body may be wrapped .

  The cleaning sponge of the present invention has a simple structure, is easy to hold, can be securely held and used with a weak force, reduces the load on the finger, and can be easily cleaned even by a weak person It can be done.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 and 2 show an embodiment of the present invention. A cleaning sponge 10 of this embodiment is provided with a rectangular sponge body 12 that is long in one direction, and one side surface along the longitudinal direction of the sponge body 12. A nonwoven fabric body 14 made of hard fibers is bonded to 12a.

  A cut portion 16 is provided on each of the pair of opposing side surfaces 12b and 12c that are positioned at right angles to the side surface 12a on which the nonwoven fabric body 14 is provided. The cut portion 16 is provided in the vicinity of the middle of the thickness direction in which the sponge body 12 and the nonwoven fabric body 14 are combined, and has a planar cut surface shape formed in parallel to the side surface 12a. Round hole portions 18 are respectively provided at both end portions 16 a and 16 b in the insertion direction of the cut portion 16. The round hole 18 is a cylindrical space that penetrates at right angles to the side surfaces 12 b and 12 c and communicates with the notch 16.

  Next, a method for using the cleaning sponge 10 will be described. As shown in FIG. 2, the cleaning sponge 10 has a side surface 12d opposite to the nonwoven fabric body 14, and the fingertips are inserted into the cut portions 16 of the side surfaces 12b and 12c. Hold the middle part as a handle. Then, the non-woven fabric 14 is rubbed to clean the tableware and bathtub. When the tableware or bathtub is made of a soft material, the portion between the cut portion 16 and the nonwoven fabric body 14 of the sponge body 12 is held as a handle and washed with the side surface 12d.

  Further, the cleaning sponge 10 may be used by covering a cleaning sheet 20 as shown in FIG. The sheet 20 can be freely selected from, for example, a mesh that improves the cleaning power and foaming of the detergent, and a wipe that includes an oil component. When the sheet 20 is attached to the cleaning sponge 10, the sheet 20 is inserted into the notch 16, the sheet 20 is wrapped so as to wrap the cleaning sponge 10, and both ends thereof are connected. Alternatively, the two sheets 20 may be inserted into the cut portion 16 in a state where they are overlapped with each other, and the side surface 12d of the cleaning sponge 10 and both sides of the nonwoven fabric body 14 may be wrapped.

  According to the cleaning sponge 10 of this embodiment, with a simple structure, the notches 16 can be formed on the side surfaces 12b and 12c of the sponge body 12, and fingers can be put in. The elasticity of the sponge body 12 is utilized. It is possible to grip the cleaning sponge 10 lightly and to easily hold it and use it easily even with a weak force. Furthermore, the gripping part of the sponge body 12, that is, the part from the score line 16 to one side is deformed, but the part to the other side is not deformed, and the area to be cleaned is not reduced, The efficiency of the cleaning operation can be maintained.

  In addition, the sheet 20 can be inserted into the cut portion 16 and attached to the cleaning sponge 10. The material and surface shape of the sheet 20 can be changed in accordance with the object to be cleaned and the purpose, or the sheet 20 can be impregnated with a chemical and used for various purposes. Furthermore, if dirt adheres to the sheet 20, it can be easily replaced. Since the sheet 20 is inserted and held in the notch 16, the sheet 20 is securely held without being detached during the cleaning operation.

  And since the round hole part 18 is formed in the both ends of the notch | incision part 16, when putting a finger in the notch | incision part 16 and opening, it avoids the stress concentration in the edge part of the notch | incision part 16, and a crack Can be prevented. Further, since the round hole portion 18 is formed, the portion serving as the handle of the sponge body 12 is easily deformed, and from this, it is possible to hold it with a weak force.

  In the cleaning sponge 10 of this embodiment, as shown in FIG. 4, the cut portion 16 is a three-dimensional space, and may be formed in an elliptical cylindrical shape.

  Further, as shown in FIG. 5, a reinforcing body 22 made of sponge or non-woven fabric that is more durable than the sponge body 12 is provided in the middle of the sponge body 12, including the position where the cut portion 16 is provided. May be. Thereby, damage near the end of the cut portion 16 can be prevented.

  Furthermore, as shown in FIG. 6, the auxiliary cutting part 24 may be formed in the cut part 16 which is a planar cut surface shape. The auxiliary cutting parts 24 are provided at two places on the cutting part 16, and two auxiliary cutting parts 24 are provided, one each slightly closer to the center than the round hole part 18. The cross-sectional shape of the auxiliary cutting part 24 is obtained by cutting the sponge body 12 shortly by crossing in a cross shape at right angles to the surface of the cutting part 16. Since the auxiliary cutting part 24 is provided, the sponge body 12 is easily deformed and a finger can be easily inserted, and stress concentrated on both end portions of the cutting part 16 can be dispersed in the vertical direction.

  The cleaning sponge of the present invention is not limited to the above-described embodiment, but includes a car waxing sponge and other applications such as polishing and wiping. Furthermore, the size and shape of the sponge body can be freely changed. The nonwoven fabric body may not be used according to the application. In addition to the above, the incision part can be freely changed as long as it has an appropriate size for easy insertion of fingers and can be easily attached to the finger in an appropriate manner. Moreover, you may make it a different shape for every pair of side surface, and it may be a dead end on the way without penetrating a sponge body. In the case of a dead end, a round hole portion may be provided in the dead end portion to avoid stress concentration.

1 is a perspective view of a cleaning sponge according to an embodiment of the present invention. It is a front view which shows the use condition of the sponge for washing | cleaning of this embodiment. It is a perspective view which shows the state which attached the sheet | seat to the sponge for washing | cleaning of this embodiment. It is a perspective view which shows the modification of the sponge for washing | cleaning of this embodiment. It is a front view which shows the modification of the sponge for washing | cleaning of this embodiment. It is a front view which shows the modification of the sponge for washing | cleaning of this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Cleaning sponge 12 Sponge body 14 Nonwoven fabric body 16 Cutting part 18 Round hole part

Claims (3)

  A cleaning sponge, comprising: a block-like sponge body; and a cut portion formed on a pair of opposite side surfaces of the sponge body toward the center of the sponge body.   The cleaning sponge according to claim 1, wherein the cut portion is formed at a substantially central portion of the sponge body and penetrates between the pair of side surfaces. The shape of the cut portion is characterized in that a cylindrical space is provided along the insertion direction of the cut portion at both ends in the insertion direction of the cut portion. The cleaning sponge as described.

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