EP2708326A3 - Flap grinding disc - Google Patents

Flap grinding disc Download PDF

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Publication number
EP2708326A3
EP2708326A3 EP13003275.8A EP13003275A EP2708326A3 EP 2708326 A3 EP2708326 A3 EP 2708326A3 EP 13003275 A EP13003275 A EP 13003275A EP 2708326 A3 EP2708326 A3 EP 2708326A3
Authority
EP
European Patent Office
Prior art keywords
grinding disc
flap grinding
flap disc
abrasive
flap
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.)
Granted
Application number
EP13003275.8A
Other languages
German (de)
French (fr)
Other versions
EP2708326B8 (en
EP2708326B1 (en
EP2708326A2 (en
Inventor
Gerd Eisenblätter
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.)
PPR GmbH
Original Assignee
PPR GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=48803354&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2708326(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE102012021267.4A external-priority patent/DE102012021267B4/en
Application filed by PPR GmbH filed Critical PPR GmbH
Publication of EP2708326A2 publication Critical patent/EP2708326A2/en
Publication of EP2708326A3 publication Critical patent/EP2708326A3/en
Application granted granted Critical
Publication of EP2708326B1 publication Critical patent/EP2708326B1/en
Publication of EP2708326B8 publication Critical patent/EP2708326B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/14Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by the front face
    • B24D13/16Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by the front face comprising pleated flaps or strips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B24D3/28Resins or natural or synthetic macromolecular compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Abstract

Die Erfindung betrifft eine Fächerschleifscheibe mit verbesserten Eigenschaften hinsichtlich Herstellung und Schleifverhalten. Zentraler Grundgedanke der Erfindung ist die Kombination eines Schleifkorns mit einer speziellen Kornmischung bestehend aus 25% bis 75% (Hochleistungskeramik-) Zirconiumdioxid und aus 25 % bis 75% Aluminiumoxid und einer im Bereich zwischen 30 bis 46 liegenden Anzahl an Schleiflamellen pro Fächerschleifscheibe.

Figure imgaf001
The invention relates to a flap disc with improved properties in terms of production and grinding behavior. The central idea of the invention is the combination of an abrasive grain with a special grain mixture consisting of 25% to 75% (high performance ceramic) zirconia and 25% to 75% alumina and in the range between 30 to 46 lying number of abrasive lamellae per flap disc.
Figure imgaf001

EP13003275.8A 2012-09-18 2013-06-27 Flap grinding disc Active EP2708326B8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012018435 2012-09-18
DE102012021267.4A DE102012021267B4 (en) 2012-09-18 2012-10-29 flap disc

Publications (4)

Publication Number Publication Date
EP2708326A2 EP2708326A2 (en) 2014-03-19
EP2708326A3 true EP2708326A3 (en) 2014-07-23
EP2708326B1 EP2708326B1 (en) 2015-09-02
EP2708326B8 EP2708326B8 (en) 2016-03-09

Family

ID=48803354

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13003275.8A Active EP2708326B8 (en) 2012-09-18 2013-06-27 Flap grinding disc

Country Status (3)

Country Link
US (2) US20140080392A1 (en)
EP (1) EP2708326B8 (en)
ES (1) ES2553006T3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3337643B1 (en) * 2015-08-21 2019-06-26 August Rüggeberg GmbH & Co. KG Grinding tool and method for manufacturing a grinding tool of said type
DE102015011442A1 (en) 2015-09-01 2017-03-02 Gerd Eisenblätter Gmbh Flap disc, carrier plate therefor and method for its production
KR102263271B1 (en) * 2017-02-22 2021-06-10 에이씨에스 인더스트리즈, 인크. Rotary Segmented Floor Stripping Pads
US20220258305A1 (en) * 2021-02-17 2022-08-18 David Edens Double-Sided Flap Disc for Use with a Mounted Grinder

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8506607U1 (en) * 1985-03-07 1985-04-18 Fa. August Rüggeberg, 5277 Marienheide Grinding tool
FR2832088A1 (en) * 2001-11-13 2003-05-16 Thierry Grasser Abrasive disc, has flaps made from compressible matrix material containing abrasive grains
WO2005087436A1 (en) * 2004-03-03 2005-09-22 Cibo N.V. Sanding element
DE202009007564U1 (en) * 2009-05-27 2010-10-14 Lukas-Erzett Vereinigte Schleif- Und Fräswerkzeugfabriken Gmbh & Co. Kg Abrasive blade and grinding tool with several such abrasive flaps

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB976248A (en) 1960-05-03 1964-11-25 Carborundum Co An abrasive article of manufacture
US3181939A (en) 1961-01-27 1965-05-04 Norton Co Fused alumina-zirconia abrasives
GB1233997A (en) 1968-04-10 1971-06-03
ZA723532B (en) 1971-06-03 1973-03-28 Norton Co Abrasive material
ZA728357B (en) 1971-12-02 1973-08-29 Norton Co Cut off wheels
US3867795A (en) 1973-10-16 1975-02-25 Norton Co Composite resinoid bonded abrasive wheels
DE8520750U1 (en) 1985-07-18 1987-08-06 Eisenblätter, Gerd, 8192 Geretsried Base plate for a flap disc
DE3541348C1 (en) * 1985-07-18 1987-01-02 Gerd Eisenblaetter Fan face grinding wheel
US5752876A (en) * 1995-10-23 1998-05-19 Weiler Brush Company, Inc. Flap disc abrasive tool
DE19853550C1 (en) 1998-11-20 2000-03-09 Ver Schmirgel & Maschf Flat grinding disc has laminated plate with grinding inclusions and covering layer
FR2787106B1 (en) 1998-12-09 2002-01-04 Produits Refractaires ALUMINA-ZIRCONIA MELTED CERAMIC GRAINS, ABRASIVE TOOLS AND REFRACTORY PIECES PRODUCED THEREFROM
GB2349109B (en) * 1999-04-23 2002-09-04 Elliott Ind Ltd Improvements in or relating to abrasive flap discs
DE29910931U1 (en) 1999-06-22 1999-08-26 Eisenblaetter Gerd Gmbh Tool carrier
DE20006127U1 (en) 2000-04-03 2000-07-06 Lukas Erzett Schleif Fraes Sanding flap and sanding plate with a plurality of such
US20050137078A1 (en) * 2003-12-18 2005-06-23 3M Innovative Properties Company Alumina-yttria particles and methods of making the same
DE202004004027U1 (en) 2004-03-12 2005-07-28 RHODIUS Oualitätsschleifmittel GmbH & Co KG Flap disc
DE202004005538U1 (en) 2004-04-12 2004-08-12 Gerd Eisenblätter Gmbh Polishing disc, securable to rotary drive shaft via ring shaped disc mounted in central hole
DE102006043989A1 (en) * 2006-09-19 2008-03-27 Gerd Eisenblätter Gmbh Flap disc
DE202007007839U1 (en) 2007-06-01 2008-07-03 Düppe, Götz Flap disc
JP5555453B2 (en) 2008-07-24 2014-07-23 スリーエム イノベイティブ プロパティズ カンパニー Abrasive product, method for producing and using the same
DE102010019242B4 (en) 2010-05-03 2012-01-19 Spinnweberei Uhingen Gmbh Textile substrate for abrasives and abrasive material

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8506607U1 (en) * 1985-03-07 1985-04-18 Fa. August Rüggeberg, 5277 Marienheide Grinding tool
FR2832088A1 (en) * 2001-11-13 2003-05-16 Thierry Grasser Abrasive disc, has flaps made from compressible matrix material containing abrasive grains
WO2005087436A1 (en) * 2004-03-03 2005-09-22 Cibo N.V. Sanding element
DE202009007564U1 (en) * 2009-05-27 2010-10-14 Lukas-Erzett Vereinigte Schleif- Und Fräswerkzeugfabriken Gmbh & Co. Kg Abrasive blade and grinding tool with several such abrasive flaps

Also Published As

Publication number Publication date
ES2553006T3 (en) 2015-12-03
US20140080392A1 (en) 2014-03-20
EP2708326B8 (en) 2016-03-09
US20200180114A1 (en) 2020-06-11
EP2708326B1 (en) 2015-09-02
US11667010B2 (en) 2023-06-06
EP2708326A2 (en) 2014-03-19

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