EP2937178A1 - Papier-émeri polyvalent - Google Patents

Papier-émeri polyvalent Download PDF

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Publication number
EP2937178A1
EP2937178A1 EP15157024.9A EP15157024A EP2937178A1 EP 2937178 A1 EP2937178 A1 EP 2937178A1 EP 15157024 A EP15157024 A EP 15157024A EP 2937178 A1 EP2937178 A1 EP 2937178A1
Authority
EP
European Patent Office
Prior art keywords
score
combination
perforation
corners
sheet
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.)
Withdrawn
Application number
EP15157024.9A
Other languages
German (de)
English (en)
Inventor
Assar Badri
Jules Dielen
Matt Howard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deluxe Custom Innovations LLC
Original Assignee
Deluxe Custom Innovations LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Deluxe Custom Innovations LLC filed Critical Deluxe Custom Innovations LLC
Publication of EP2937178A1 publication Critical patent/EP2937178A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/06—Connecting the ends of materials, e.g. for making abrasive belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/008—Finishing manufactured abrasive sheets, e.g. cutting, deforming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/02—Backings, e.g. foils, webs, mesh fabrics

Definitions

  • a current industry standard sheet 100 is a 9" x 5'5" (occasionally 9" x 11") rectangular shape, where the sheet 100 has 90 degree sharp corners 110, as shown in Prior Art Figure 1 .
  • Shop experts fold these sheets 2 times (tri-fold) in order to improve strength and to have better control over the wet sanding procedure when using standard sanding blocks, or their bare hands. This leaves them with a work surface of 3" x 5.5" of actual sanding surface.
  • the abrasive material composition comprises aluminum oxide or silicon carbide.
  • Multi-purpose sandpaper sheets and rolls include: at least four corners, wherein at least one of the at least four corners has a rounded or non-squared configuration, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • multi-purpose sandpaper sheets and rolls include: at least four corners, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • a roll comprising a plurality of multi-purpose sandpaper sheets coupled to one another is also contemplated, wherein each sheet comprises: at least four corners, wherein at least one of the at least four corners has a rounded or non-squared configuration, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • a sandpaper dispenser comprising a plurality of multi-purpose sandpaper sheets coupled to one another is also disclosed, wherein each sheet comprises: at least four corners, wherein at least one of the at least four corners has a rounded or non-squared configuration, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • a current industry standard sheet is a 9" x 5'5" (occasionally 9" x 11") rectangular shape, where the sheet has 90 degree sharp corners, as shown in Prior Art Figure 1 .
  • contemplated multi-purpose sandpaper designs and sheets 200 have 12 rounded corners 210 with an identical or reasonably identical radius, thus eliminating the 90° sharp corners in existing sand paper and eliminating the chance of creating nicks in the paint.
  • This figure also shows two sets of perforations or scores 220 that allow the paper to be easily and reliably "straight-folded”.
  • Figure 2B shows contemplated multi-purpose sandpaper sheet 200 having 8 rounded corners 210 and one perforation or score 220.
  • Contemplated embodiments comprise any radius on the corners, as long as the corner radii are approximately evenly matched and as long as the corner radii are designed so that they do not contain sharp corners or are designed such that any sharp corners are not those areas of the sandpaper that come in contact with the surface to be sanded.
  • Figure 3 shows another contemplated multi-purpose sandpaper design sheet 300 where the corners on one side are all rounded 310 and the corners on the other side are not rounded 330.
  • the perforations or score lines 320 are also show in this figure.
  • a roll 400 of sheets 410 are shown, wherein the sheets 410 have rounded corners 420 and perforations or scores 430.
  • the sandpaper sheets 410 can be separated at the scores 430 to pull off exactly how much of the sandpaper sheets 410 are needed.
  • a dispensing system 500 of sheets 510 are shown, wherein the sheets 510 have non-rounded corners 520 and perforations or scores 530.
  • the sandpaper sheets 510 can be separated or dispensed in the same way tissues are dispensed and then the sandpaper sheets 510 can be folded at the scores or perforations 530 as needed.
  • Figure 6 shows another contemplated multi-purpose sandpaper design sheet 600 where the corners are not rounded 610.
  • the perforations or score lines 620 are also shown in this figure.
  • a new multi-purpose sandpaper product has been designed that allows the shop body experts, or any other professionals who use sandpaper, to easily fold and use them, while at the same time providing a clear system that minimizes, if not altogether eliminates, unwanted nicks in and damage to the freshly applied paint.
  • Contemplated embodiments can be utilized in any industry that requires wet-sand sanding and detail work.
  • Other contemplated embodiments can be utilized in any industry that requires dry-sand sanding and detail work.
  • multi-purpose sandpaper sheets and rolls include: at least four corners, wherein at least one of the at least four corners has a rounded or non-squared configuration, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • multi-purpose sandpaper sheets and rolls include: at least four corners, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • a roll comprising a plurality of multi-purpose sandpaper sheets coupled to one another is also contemplated, wherein each sheet comprises: at least four corners, wherein at least one of the at least four corners has a rounded or non-squared configuration, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • Rolls that are contemplated herein will be arranged like a roll of toilet paper or paper towels.
  • a sandpaper dispenser comprising a plurality of multi-purpose sandpaper sheets coupled to one another is also disclosed, wherein each sheet comprises: at least four corners, wherein at least one of the at least four corners has a rounded or non-squared configuration, a plurality of abrasive materials, a backing material, wherein the plurality of abrasive materials are affixed to the backing material; and at least one perforation, score or combination thereof, wherein the at least one perforation, score or combination thereof allows the sheet to be folded on a straight line along the at least one perforation, score or combination thereof.
  • the individual sandpaper sheets are arranged in the dispenser similar to tissues arranged in a Kleenex box, wherein they are overlapping and designed to pull a new sheet up when the current sheet is dispensed.
  • contemplated multi-purpose sandpaper designs and sheets 200 have 12 rounded corners 210 with an identical or reasonably identical radius, thus eliminating the 90°sharp corners in existing sand paper and eliminating the chance of creating nicks in the paint.
  • This figure also shows two sets of perforations or scores 220 that allow the paper to be easily and reliably "straight-folded", along with the abrasive surface 240 that comprises a plurality of abrasive materials, as one of ordinary skill in the art of sandpaper design would understand.
  • Figure 2B shows contemplated multi-purpose sandpaper sheet 200 having 8 rounded corners 210 and one perforation or score 220.
  • Contemplated embodiments comprise any radius on the corners, as long as the corner radii are approximately evenly matched and as long as the corner radii are designed so that they do not contain sharp corners or are designed such that any sharp corners are not those areas of the sandpaper that come in contact with the surface to be sanded.
  • Figure 3 shows another contemplated multi-purpose sandpaper design sheet 300 where the corners on one side are all rounded 310 and the corners on the other side are not rounded 330.
  • the perforations or score lines 320 are also shown in this figure.
  • Figure 4 and Figure 5 shows contemplated sheets as provided on a roll or in a dispenser.
  • a roll 400 of sheets 410 are shown, wherein the sheets 410 have rounded corners 420 and perforations or scores 430.
  • the sandpaper sheets 410 can be separated at the scores 430 to pull off exactly how much of the sandpaper sheets 410 are needed.
  • a dispensing system 500 of sheets 510 are shown, wherein the sheets 510 have non-rounded corners 520 and perforations or scores 530.
  • the sandpaper sheets 510 can be separated or dispensed in the same way tissues are dispensed and then the sandpaper sheets 510 can be folded at the scores or perforations 530 as needed.
  • Figure 6 shows another contemplated multi-purpose sandpaper design sheet 600 where the corners are not rounded 610.
  • the perforations or score lines 620 are also shown in this figure.
  • the sheets having 12 corners are those that are single sheets that are designed to be tri-folded. Also, the newly designed sand paper has folding lines, scores or perforations to indicate where the user has to fold it. This new design creates 3 clearly indicated sanding surfaces measuring about 3" x 5.5", all with rounded corners and sharp folded sides. Contemplated sheets may also have 8 corners and be designed to be folded once, thus having one scored or perforated line on the sheet. It should be understood that contemplated sheets may comprise multiple scores or perforated lines designed to allow the user to fold the single sheet in order to use it with the requisite rounded or non-sharp corners. It should be understood that contemplated corners of sheets may also be non-rounded, but also not at a 90 degree angle, such as a sheet wherein the corner of the paper comprises two 120 degree angles connected by a straight line, which may be viewed as a bevel.
  • the multi-purpose sandpaper may be double-sided, in that both sides of the paper have an abrasive surface; however, it is contemplated that the sandpaper disclosed herein may also be single-sided, wherein the abrasive surface is only on one side, as is with conventional sandpaper.
  • contemplated multi-purpose sandpaper may comprise any suitable abrasive material or combination of materials, depending on the needs at the time, the resources available, the types of paint being used and the types of surfaces where the paint is being applied.
  • abrasive materials may comprise aluminum oxide, semi-friable aluminum oxide, silicon carbide or a combination thereof.
  • the grit size may range from extra coarse, coarse, medium, fine, very fine or micro grits, such as very fine, extra fine, super fine and ultra-fine or combinations thereof.
  • These grit sizes are generally classified under the CAMI (Coated Abrasive Manufacturers Institute) system or the FEPA (Federation of European Producers of Abrasives) systems but the grit levels outlined above are all contemplated.
  • the multi-purpose sandpaper contemplated herein can be packaged, stored and/or sold in rolls.
  • the shop body experts need only take as many sheets off of the roll as needed, much like toilet paper or paper towels.
  • the perforations are designed to be used to not only fold the strips to fit the sandpaper blocks, but also to allow the user to detach a fixed number of sheets from the bulk roll.
  • the multi-purpose sandpaper may comprise an adhesive backing material that covers a portion of or all of the back of the sheet or sheets, wherein the adhesive backing material is designed to allow the user to adhere the sheet to another surface for easier use or specific applications.
  • multi-purpose sandpaper that is contemplated herein may be used in wet-sand sandpaper applications, dry-sand sandpaper applications or a combination thereof.
  • the paper should be waterproof or at least designed such that the underlying material doesn't degrade or fall apart when water is applied or used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
EP15157024.9A 2014-04-15 2015-02-27 Papier-émeri polyvalent Withdrawn EP2937178A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461979955P 2014-04-15 2014-04-15
US14/283,562 US20150290774A1 (en) 2014-04-15 2014-05-21 Multi-purpose sandpaper design and uses thereof

Publications (1)

Publication Number Publication Date
EP2937178A1 true EP2937178A1 (fr) 2015-10-28

Family

ID=52875405

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15157024.9A Withdrawn EP2937178A1 (fr) 2014-04-15 2015-02-27 Papier-émeri polyvalent

Country Status (2)

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US (1) US20150290774A1 (fr)
EP (1) EP2937178A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3659749A4 (fr) * 2017-11-24 2020-08-12 Chae, Jongduck Procédé de fabrication de papier de verre ayant un trou découpé formé sur celui-ci pour polir un composant industriel et papier de verre

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180271559A1 (en) * 2017-03-21 2018-09-27 Jason Berger Devices and methods for exfoliating and sanding

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245765A (en) * 1979-09-10 1981-01-20 Norton Company Dispenser for abrasive discs
EP0358450A1 (fr) * 1988-09-06 1990-03-14 Minnesota Mining And Manufacturing Company Disque abrasif plié
US5183479A (en) * 1991-11-01 1993-02-02 Gemtex Company Limited Abrasive disks and method of making
WO1995018755A1 (fr) * 1994-01-07 1995-07-13 Kwh Mirka Ltd. Systeme de distribution de feuille unique de papier de verre et feuille de papier de verre utilisee dans ce systeme
WO1996038264A1 (fr) * 1995-05-30 1996-12-05 Minnesota Mining And Manufacturing Company Ensemble de feuilles abrasives et distributeur de telles feuilles
US6207246B1 (en) * 1995-08-30 2001-03-27 3M Innovative Properties Company Nonwoven abrasive material roll
US20050107019A1 (en) * 2003-11-14 2005-05-19 Lee Chang K. Roll-type sandpaper with cutting lines and apparatus for manufacturing cutting lines
DE102012219801A1 (de) * 2012-10-30 2014-04-30 Robert Bosch Gmbh Herstellungsverfahren zumindest einer Schleifeinheit

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245765A (en) * 1979-09-10 1981-01-20 Norton Company Dispenser for abrasive discs
EP0358450A1 (fr) * 1988-09-06 1990-03-14 Minnesota Mining And Manufacturing Company Disque abrasif plié
US5183479A (en) * 1991-11-01 1993-02-02 Gemtex Company Limited Abrasive disks and method of making
WO1995018755A1 (fr) * 1994-01-07 1995-07-13 Kwh Mirka Ltd. Systeme de distribution de feuille unique de papier de verre et feuille de papier de verre utilisee dans ce systeme
WO1996038264A1 (fr) * 1995-05-30 1996-12-05 Minnesota Mining And Manufacturing Company Ensemble de feuilles abrasives et distributeur de telles feuilles
US6207246B1 (en) * 1995-08-30 2001-03-27 3M Innovative Properties Company Nonwoven abrasive material roll
US20050107019A1 (en) * 2003-11-14 2005-05-19 Lee Chang K. Roll-type sandpaper with cutting lines and apparatus for manufacturing cutting lines
DE102012219801A1 (de) * 2012-10-30 2014-04-30 Robert Bosch Gmbh Herstellungsverfahren zumindest einer Schleifeinheit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3659749A4 (fr) * 2017-11-24 2020-08-12 Chae, Jongduck Procédé de fabrication de papier de verre ayant un trou découpé formé sur celui-ci pour polir un composant industriel et papier de verre
US11141836B2 (en) 2017-11-24 2021-10-12 Jongduck CHAE Method of fabricating sandpaper for grinding industrial parts and sandpaper fabricated by the method

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