EP2050540B1 - Brush material - Google Patents
Brush material Download PDFInfo
- Publication number
- EP2050540B1 EP2050540B1 EP20070254106 EP07254106A EP2050540B1 EP 2050540 B1 EP2050540 B1 EP 2050540B1 EP 20070254106 EP20070254106 EP 20070254106 EP 07254106 A EP07254106 A EP 07254106A EP 2050540 B1 EP2050540 B1 EP 2050540B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- brush
- resin
- abrasive
- view
- covering layer
- Prior art date
- 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.)
- Not-in-force
Links
- 239000000463 material Substances 0.000 title claims description 64
- 239000011347 resin Substances 0.000 claims description 52
- 229920005989 resin Polymers 0.000 claims description 52
- 238000005498 polishing Methods 0.000 description 12
- 229910003460 diamond Inorganic materials 0.000 description 4
- 239000010432 diamond Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 229910000420 cerium oxide Inorganic materials 0.000 description 3
- 239000002781 deodorant agent Substances 0.000 description 3
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 239000012209 synthetic fiber Substances 0.000 description 3
- 229920002994 synthetic fiber Polymers 0.000 description 3
- 241000219793 Trifolium Species 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 241000219122 Cucurbita Species 0.000 description 1
- 235000009852 Cucurbita pepo Nutrition 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
- B24D13/14—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by the front face
- B24D13/145—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by the front face having a brush-like working surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
- B24D13/02—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery
- B24D13/10—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery comprising assemblies of brushes
Definitions
- the present invention relates to a brush material that can be used for polishing the surface of a workpiece or for polishing and grinding it for burring.
- a conventionally known brush material that can be used for polishing the surface of a workpiece or for polishing and grinding it for burring is, for example, a brush material that includes as a core a plurality of synthetic fibers containing abrasive particles and as a covering a thin multifilament of synthetic fiber provided around the core (see JP-A SHO 63-318907 ).
- the brush material including the covering of the thin multifilament of synthetic fiber is used for polishing the surface of a workpiece or for polishing and grinding it for burring, and used under severe conditions such as being brought into contact with the surface of the workpiece while being rotated at high speed, or being subjected to a strong pressing force, a burring effect or a polishing effect cannot be expected when a hard burr is formed on the surface or corner of the workpiece, and there is a need for improvement.
- the present invention has been achieved to solve the above described problem, and has as an object to provide a brush material having wear resistance and durability so that a burring effect or a polishing effect can be expected even when a hard burr is formed on the surface or corner of a workpiece in the case where the brush material is used for polishing the surface of the workpiece or for polishing and grinding it for burring, and used under severe conditions such as being brought into contact with the surface of the workpiece while being rotated at high speed, or being subjected to a strong pressing force.
- the invention according to claim 1 provides a brush material including: a resin brush bristle material that is composed of a bundle of plural resin brush bristles each containing a coarse-grained abrasive and having a circular or polygonal section; and a covering layer that contains a powdered abrasive and is provided on a surface of the resin brush bristle material.
- the covering layer has a resin coated thereon, a resin coat wound thereon in a spiral shape or a pipe member of thin resin film mounted thereon.
- the coarse-grained abrasive has a grain size of F50 to F100, and the powdered abrasive has a grain size of #2,500 to #8,000.
- the brush bristle material includes the covering layer provided on the surface of the resin brush bristle material that is composed of a bundle of plural brush bristles.
- the brush material has wear resistance and durability, and the burring effect or polishing effect can be expected even when a hard burr is formed on the surface or corner of a workpiece in the case where the brush material is used under severe conditions such as being brought into contact with the surface of the workpiece while being rotated at high speed, or being subjected to a strong pressing force.
- FIG. 1(a) is a schematic perspective view of a brush material of Embodiment 1 according to the present invention
- FIG. 1(b) is an enlarged sectional view of the brush material taken along line Ib-Ib in FIG. 1(a) .
- FIG. 2(a) is a schematic perspective view of a brush material of Embodiment 2 according to the present invention
- FIG. 2(b) is an enlarged sectional view of the brush material taken along line IIb-IIb in FIG. 2(a) .
- FIG. 3(a) is a schematic perspective view of a brush material of Embodiment 3 according to the present invention
- FIG. 3(b) is an enlarged sectional view of the brush material taken along line IIIb-IIIb in FIG. 3(a) .
- FIG. 4 (a) is a schematic perspective view of a brush material of Embodiment 4 according to the present invention
- FIG. 4(b) is an enlarged sectional view of the brush material taken along line IVb-IVb in FIG. 4(a) .
- FIG. 5(a) is a schematic perspective view of a brush material of Embodiment 5 according to the present invention
- FIG. 5(b) is an enlarged sectional view of the brush material taken along line Vb-Vb in FIG. 5(a) .
- FIGS. 6(a), 6(b) and 6(c) are schematic perspective views of resin brush bristles having circular, triangular and quadrangular sections, respectively, used in Embodiments 1 to 5 according to the present invention.
- FIG. 7 is a schematic view of examples of various sectional shapes of the resin brush bristle.
- FIGS. 8(a) and 8(b) are schematic perspective views of other examples of resin brush bristles.
- FIG. 9 is a schematic perspective view of another brush bristle material.
- FIGS. 10(a) and 10(b) are schematic perspective views of examples of covering layers according to the present invention.
- FIGS. 11(a) to 11(e) are schematic views of sectional shapes of other brush materials.
- FIG. 1(a) is a schematic perspective view of a brush material of Embodiment 1 according to the present invention
- FIG. 1(b) is an enlarged sectional view of the brush material taken along line Ib-Ib in FIG. 1(a) .
- a brush material 11 includes a brush bristle material 12a that is composed of a bundle of four resin brush bristles 12 each containing a coarse-grained abrasive (at least one of the members selected from the group consisting of alumina, silicon carbide, cerium oxide and diamond) 10 and having a circular section, and a covering layer 14 of a resin coat that contains a powdered abrasive 13 and is provided on the surface of the brush bristle material 12a.
- a brush bristle material 12a that is composed of a bundle of four resin brush bristles 12 each containing a coarse-grained abrasive (at least one of the members selected from the group consisting of alumina, silicon carbide, cerium oxide and diamond) 10 and having a circular section
- a covering layer 14 of a resin coat that contains a powdered abrasive 13 and is provided on the surface of the brush bristle material 12a.
- the particle diameters or grain sizes of the coarse-grained abrasive 10 and the powdered abrasive 13 are specified by JIS R6001 (1998), and the coarse-grained abrasive 10 has a grain size of F50 to F100, and the powdered abrasive 13 has a grain size of #2,500 to #8,000.
- FIG. 2(a) is a schematic perspective view of a brush material of Embodiment 2 according to the present invention
- FIG. 2(b) is an enlarged sectional view of the brush material taken along line IIb-IIb in FIG. 2(a) .
- a brush material 21 includes a brush bristle material 22a that is composed of a bundle of four resin brush bristles 22 each containing a coarse-grained abrasive 10 and having a triangular section, and a covering layer 14 of a resin coat that contains a powdered abrasive 13 and is provided on the surface of the brush bristle material 22a.
- FIG. 3(a) is a schematic perspective view of a brush material of Embodiment 3 according to the present invention
- FIG. 3(b) is an enlarged sectional view of the brush material taken along line IIIb-IIIb in FIG. 3(a) .
- a brush material 31 includes a brush bristle material 32a that is composed of a bundle of four resin brush bristles 32 each containing a coarse-grained abrasive 10 and having a quadrangular section, and a covering layer 14 of a resin coat that contains a powdered abrasive 13 and is provided on the surface of the brush bristle material 32a.
- FIG. 4(a) is a schematic perspective view of a brush material of Embodiment 4 according to the present invention
- FIG. 4(b) is an enlarged sectional view of the brush material taken along line IVb-IVb in FIG. 4(a) .
- a brush material 41 includes a brush bristle material 42a that is composed of a bundle of three resin brush bristles each containing a coarse-grained abrasive 10, one resin brush bristle 12 having a circular section, another resin brush bristle 22 having a triangular section and the remaining one resin brush bristle 32 having a quadrangular section, and a covering layer 14 of a resin coat that contains a powdered abrasive 13 and is provided on the surface of the brush bristle material 42a.
- FIG. 5(a) is a schematic perspective view of a brush material of Embodiment 5 according to the present invention
- FIG. 5(b) is an enlarged sectional view of the brush material taken along line Vb-Vb FIG. 5(a) .
- a brush material 51 includes a brush bristle material 54 that is composed of a bundle of plural resin brush bristles containing a coarse-grained abrasive 10 and consisting of one center resin brush bristle 52 having a circular section and a large diameter and a plurality of (twelve in FIG. 5 ) resin brush bristles 53 each having a circular section and a small diameter placed around the center resin brush bristle 52, and a covering layer 14 of a resin coat that contains an abrasive 13 and is provided on the surface of the brush bristle material 54.
- the covering layer 14 is formed of a resin coat containing as the powdered abrasive 13 at least one member selected from the group consisting of alumina, silicon carbide, cerium oxide and diamond.
- the resin coat contains plural members as the powdered abrasive 13, it contains 1 to 10% by weight of diamond and 90 to 99% by weight of other members.
- the covering layer 14 may contain aromatic powder or deodorant powder together with the powdered abrasive 13.
- the aromatic powder or deodorant powder contained together with the powdered abrasive can give an aromatic property or a deodorant property to the brush bristle material 12a during polishing of a workpiece.
- FIGS. 6(a), 6(b) and 6(c) show the resin brush bristles 12, 22 and 32, respectively, each containing the coarse-grained abrasive (at least one member selected from the group consisting of alumina, silicon carbide, cerium oxide and diamond) 10 having a grain size of F50 to F100.
- FIG. 6(a) shows the resin brush bristle 12 having a circular section
- FIG. 6(b) shows the resin brush bristle 22 having a triangular section
- FIG. 6(c) shows the resin brush bristle 32 having a quadrangular section.
- FIG. 7 is a schematic view of examples of various sectional shapes of the resin brush bristle.
- the resin brush bristles 12, 22 and 32 shown in Embodiments 1 to 4 have the circular, triangular and quadrangular (square) sections.
- the resin brush bristle may have a section of a polygonal shape, such as a hexagonal shape 33 or an octagonal shape 34, an oval shape 35, a cross shape 36, a shape of glasses like a gourd 37, a shape of a four-leaved clover 38 (or a shape of a three-leaved clover not shown) or a rectangular shape 39.
- the resin brush bristles 12, 22 and 32 are linear members. Instead, a twisted resin brush bristle 22c as shown in FIG. 8(a) , or a finely corrugated resin brush bristle 22d as shown in FIG. 8(b) may be used.
- the plurality of resin brush bristles 12 having various line shapes may be bound as they are to form a brush bristle material, or a plurality of (three in FIG. 9 ) resin brush bristles 12 having various line shapes may be woven to form a brush bristle material 60 as shown in FIG. 9 .
- the covering layer 14 can be formed by coating resin, but a covering layer 14a may be formed by winding a resin coat in a spiral shape as shown in FIG. 10(a) , or a covering layer 14b may be formed by mounting a pipe member of thin resin film as shown in FIG. 10(b) .
- FIGS. 11(a) to 11(e) are schematic views of sectional shapes of other brush materials.
- the covering layer 14 of each of the shown brush materials 11, 21, 31, 41 and 51 in Embodiments 1 to 5 has a section of a circular ring shape, but the covering layer of the brush material may be formed to have a section of a quadrangular ring shape 61 with a circular hole as shown in FIG. 11(a) , a triangular ring shape 62 as shown in FIG. 11(b) , a hexagonal ring shape 63 as shown in FIG. 11(c) , an octagonal ring shape 64 as shown in FIG. 11(d) , or an oval ring shape 65 as shown in FIG. 11(e) .
- the present invention is not limited to the embodiments described above, but may be implemented in any manner without changing the configuration described in appended claims.
- three or four resin brush bristles are provided inside the covering layer in Embodiments 1 to 5, but other plural number of resin brush bristles may be provided.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Brushes (AREA)
Description
- The present invention relates to a brush material that can be used for polishing the surface of a workpiece or for polishing and grinding it for burring.
- A conventionally known brush material that can be used for polishing the surface of a workpiece or for polishing and grinding it for burring is, for example, a brush material that includes as a core a plurality of synthetic fibers containing abrasive particles and as a covering a thin multifilament of synthetic fiber provided around the core (see
JP-A SHO 63-318907 - However, in the case where the brush material including the covering of the thin multifilament of synthetic fiber is used for polishing the surface of a workpiece or for polishing and grinding it for burring, and used under severe conditions such as being brought into contact with the surface of the workpiece while being rotated at high speed, or being subjected to a strong pressing force, a burring effect or a polishing effect cannot be expected when a hard burr is formed on the surface or corner of the workpiece, and there is a need for improvement.
- The present invention has been achieved to solve the above described problem, and has as an object to provide a brush material having wear resistance and durability so that a burring effect or a polishing effect can be expected even when a hard burr is formed on the surface or corner of a workpiece in the case where the brush material is used for polishing the surface of the workpiece or for polishing and grinding it for burring, and used under severe conditions such as being brought into contact with the surface of the workpiece while being rotated at high speed, or being subjected to a strong pressing force.
- In order to achieve the object, the invention according to claim 1 provides a brush material including: a resin brush bristle material that is composed of a bundle of plural resin brush bristles each containing a coarse-grained abrasive and having a circular or polygonal section; and a covering layer that contains a powdered abrasive and is provided on a surface of the resin brush bristle material.
- Preferably the covering layer has a resin coated thereon, a resin coat wound thereon in a spiral shape or a pipe member of thin resin film mounted thereon.
- Further, it is preferred that the coarse-grained abrasive has a grain size of F50 to F100, and the powdered abrasive has a grain size of #2,500 to #8,000.
- According to the brush material of the present invention, the brush bristle material includes the covering layer provided on the surface of the resin brush bristle material that is composed of a bundle of plural brush bristles. Thus, the brush material has wear resistance and durability, and the burring effect or polishing effect can be expected even when a hard burr is formed on the surface or corner of a workpiece in the case where the brush material is used under severe conditions such as being brought into contact with the surface of the workpiece while being rotated at high speed, or being subjected to a strong pressing force.
-
FIG. 1(a) is a schematic perspective view of a brush material of Embodiment 1 according to the present invention, andFIG. 1(b) is an enlarged sectional view of the brush material taken along line Ib-Ib inFIG. 1(a) . -
FIG. 2(a) is a schematic perspective view of a brush material of Embodiment 2 according to the present invention, andFIG. 2(b) is an enlarged sectional view of the brush material taken along line IIb-IIb inFIG. 2(a) . -
FIG. 3(a) is a schematic perspective view of a brush material of Embodiment 3 according to the present invention, andFIG. 3(b) is an enlarged sectional view of the brush material taken along line IIIb-IIIb inFIG. 3(a) . -
FIG. 4 (a) is a schematic perspective view of a brush material of Embodiment 4 according to the present invention, andFIG. 4(b) is an enlarged sectional view of the brush material taken along line IVb-IVb inFIG. 4(a) . -
FIG. 5(a) is a schematic perspective view of a brush material of Embodiment 5 according to the present invention, andFIG. 5(b) is an enlarged sectional view of the brush material taken along line Vb-Vb inFIG. 5(a) . -
FIGS. 6(a), 6(b) and 6(c) are schematic perspective views of resin brush bristles having circular, triangular and quadrangular sections, respectively, used in Embodiments 1 to 5 according to the present invention. -
FIG. 7 is a schematic view of examples of various sectional shapes of the resin brush bristle. -
FIGS. 8(a) and 8(b) are schematic perspective views of other examples of resin brush bristles. -
FIG. 9 is a schematic perspective view of another brush bristle material. -
FIGS. 10(a) and 10(b) are schematic perspective views of examples of covering layers according to the present invention. -
FIGS. 11(a) to 11(e) are schematic views of sectional shapes of other brush materials. - Now, embodiments of the present invention will be described with reference to the drawings. In the drawings, like reference numerals denote like components.
-
FIG. 1(a) is a schematic perspective view of a brush material of Embodiment 1 according to the present invention, andFIG. 1(b) is an enlarged sectional view of the brush material taken along line Ib-Ib inFIG. 1(a) . - In
FIGS. 1(a) and 1(b) , a brush material 11 includes abrush bristle material 12a that is composed of a bundle of fourresin brush bristles 12 each containing a coarse-grained abrasive (at least one of the members selected from the group consisting of alumina, silicon carbide, cerium oxide and diamond) 10 and having a circular section, and a coveringlayer 14 of a resin coat that contains a powderedabrasive 13 and is provided on the surface of thebrush bristle material 12a. The particle diameters or grain sizes of the coarse-grained abrasive 10 and the powderedabrasive 13 are specified by JIS R6001 (1998), and the coarse-grained abrasive 10 has a grain size of F50 to F100, and the powderedabrasive 13 has a grain size of #2,500 to #8,000. -
FIG. 2(a) is a schematic perspective view of a brush material of Embodiment 2 according to the present invention, andFIG. 2(b) is an enlarged sectional view of the brush material taken along line IIb-IIb inFIG. 2(a) . - In
FIG. 2 , abrush material 21 includes abrush bristle material 22a that is composed of a bundle of fourresin brush bristles 22 each containing a coarse-grained abrasive 10 and having a triangular section, and acovering layer 14 of a resin coat that contains a powderedabrasive 13 and is provided on the surface of thebrush bristle material 22a. -
FIG. 3(a) is a schematic perspective view of a brush material of Embodiment 3 according to the present invention, andFIG. 3(b) is an enlarged sectional view of the brush material taken along line IIIb-IIIb inFIG. 3(a) . - In
FIG. 3 , abrush material 31 includes abrush bristle material 32a that is composed of a bundle of fourresin brush bristles 32 each containing a coarse-grained abrasive 10 and having a quadrangular section, and a coveringlayer 14 of a resin coat that contains a powderedabrasive 13 and is provided on the surface of thebrush bristle material 32a. -
FIG. 4(a) is a schematic perspective view of a brush material of Embodiment 4 according to the present invention, andFIG. 4(b) is an enlarged sectional view of the brush material taken along line IVb-IVb inFIG. 4(a) . - In
FIG. 4 , a brush material 41 includes a brush bristle material 42a that is composed of a bundle of three resin brush bristles each containing a coarse-grained abrasive 10, oneresin brush bristle 12 having a circular section, anotherresin brush bristle 22 having a triangular section and the remaining oneresin brush bristle 32 having a quadrangular section, and a coveringlayer 14 of a resin coat that contains a powderedabrasive 13 and is provided on the surface of the brush bristle material 42a. -
FIG. 5(a) is a schematic perspective view of a brush material of Embodiment 5 according to the present invention, andFIG. 5(b) is an enlarged sectional view of the brush material taken along line Vb-VbFIG. 5(a) . - In
FIG. 5 , abrush material 51 includes abrush bristle material 54 that is composed of a bundle of plural resin brush bristles containing a coarse-grained abrasive 10 and consisting of one centerresin brush bristle 52 having a circular section and a large diameter and a plurality of (twelve inFIG. 5 )resin brush bristles 53 each having a circular section and a small diameter placed around the centerresin brush bristle 52, and a coveringlayer 14 of a resin coat that contains an abrasive 13 and is provided on the surface of thebrush bristle material 54. - The
covering layer 14 is formed of a resin coat containing as the powderedabrasive 13 at least one member selected from the group consisting of alumina, silicon carbide, cerium oxide and diamond. When the resin coat contains plural members as the powderedabrasive 13, it contains 1 to 10% by weight of diamond and 90 to 99% by weight of other members. - The covering
layer 14 may contain aromatic powder or deodorant powder together with the powderedabrasive 13. The aromatic powder or deodorant powder contained together with the powdered abrasive can give an aromatic property or a deodorant property to thebrush bristle material 12a during polishing of a workpiece. -
FIGS. 6(a), 6(b) and 6(c) show theresin brush bristles FIG. 6(a) shows theresin brush bristle 12 having a circular section,FIG. 6(b) shows theresin brush bristle 22 having a triangular section, andFIG. 6(c) shows theresin brush bristle 32 having a quadrangular section. -
FIG. 7 is a schematic view of examples of various sectional shapes of the resin brush bristle. Theresin brush bristles hexagonal shape 33 or anoctagonal shape 34, an oval shape 35, across shape 36, a shape of glasses like agourd 37, a shape of a four-leaved clover 38 (or a shape of a three-leaved clover not shown) or arectangular shape 39. - The
resin brush bristles resin brush bristle 22c as shown inFIG. 8(a) , or a finely corrugatedresin brush bristle 22d as shown inFIG. 8(b) may be used. - When two or more
resin brush bristles resin brush bristles 12 having various line shapes may be bound as they are to form a brush bristle material, or a plurality of (three inFIG. 9 )resin brush bristles 12 having various line shapes may be woven to form abrush bristle material 60 as shown inFIG. 9 . - The
covering layer 14 can be formed by coating resin, but a coveringlayer 14a may be formed by winding a resin coat in a spiral shape as shown inFIG. 10(a) , or a coveringlayer 14b may be formed by mounting a pipe member of thin resin film as shown inFIG. 10(b) . -
FIGS. 11(a) to 11(e) are schematic views of sectional shapes of other brush materials. The coveringlayer 14 of each of the shownbrush materials quadrangular ring shape 61 with a circular hole as shown inFIG. 11(a) , a triangular ring shape 62 as shown inFIG. 11(b) , ahexagonal ring shape 63 as shown inFIG. 11(c) , an octagonal ring shape 64 as shown inFIG. 11(d) , or anoval ring shape 65 as shown inFIG. 11(e) . - The present invention is not limited to the embodiments described above, but may be implemented in any manner without changing the configuration described in appended claims. For example, three or four resin brush bristles are provided inside the covering layer in Embodiments 1 to 5, but other plural number of resin brush bristles may be provided.
Claims (3)
- A brush material (12a, 22a, 32a, 42a, 54) comprising:a resin brush bristle material (12a, 22a, 32a, 42a, 54) that is composed of a bundle of plural resin brush bristles (12, 22, 32, 52, 53) each containing a coarse-grained abrasive (10) and having a circular or polygonal section; anda covering layer (14) that contains a powdered abrasive (13) and is provided on a surface of the resin brush bristle material.
- The brush material according to claim 1, wherein the covering layer has a resin coated thereon, a resin coat wound thereon in a spiral shape or a pipe member of thin resin film mounted thereon.
- The brush material according to claim 1 or 2, wherein the coarse-grained abrasive (10) has a grain size of F50 to F100, and the powdered abrasive (13) has a grain size of #2,500 to #8,000.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200760007336 DE602007007336D1 (en) | 2007-10-17 | 2007-10-17 | brush material |
EP20070254106 EP2050540B1 (en) | 2007-10-17 | 2007-10-17 | Brush material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20070254106 EP2050540B1 (en) | 2007-10-17 | 2007-10-17 | Brush material |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2050540A1 EP2050540A1 (en) | 2009-04-22 |
EP2050540B1 true EP2050540B1 (en) | 2010-06-23 |
Family
ID=39092333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20070254106 Not-in-force EP2050540B1 (en) | 2007-10-17 | 2007-10-17 | Brush material |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2050540B1 (en) |
DE (1) | DE602007007336D1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5751674B2 (en) * | 2011-09-22 | 2015-07-22 | 株式会社コーワ | Brush hair |
JP6376644B2 (en) * | 2013-08-29 | 2018-08-22 | 株式会社コーワ | Segment brush |
JP2017170080A (en) * | 2016-03-25 | 2017-09-28 | 優一郎 新崎 | Brush bristle material and brush |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3577839A (en) * | 1968-06-27 | 1971-05-11 | Sherwin Williams Co | Brush and brush material |
FR2624773B3 (en) * | 1987-12-16 | 1990-03-23 | Cousin Freres Sa | ABRASIVE THREAD AND METHOD FOR MANUFACTURING SUCH A THREAD |
TW307801B (en) * | 1992-03-19 | 1997-06-11 | Minnesota Mining & Mfg | |
JPH08168968A (en) * | 1994-12-15 | 1996-07-02 | Hotani:Kk | Bristle of brush roll and brush roll |
-
2007
- 2007-10-17 DE DE200760007336 patent/DE602007007336D1/en active Active
- 2007-10-17 EP EP20070254106 patent/EP2050540B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
DE602007007336D1 (en) | 2010-08-05 |
EP2050540A1 (en) | 2009-04-22 |
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