Global Patent Index - EP 3007857 A2

EP 3007857 A2 20160420 - RECESS GRINDING DEVICE AND METHOD FOR USING THE SAME

Title (en)

RECESS GRINDING DEVICE AND METHOD FOR USING THE SAME

Title (de)

KALOTTENSCHLEIFGERÄT UND VERFAHREN ZU DESSEN VERWENDUNG

Title (fr)

APPAREIL À MEULER DES CALOTTES SPHÉRIQUES ET PROCÉDÉ D'UTILISATION

Publication

EP 3007857 A2 20160420 (DE)

Application

EP 14729312 A 20140610

Priority

  • DE 102013210724 A 20130610
  • EP 2014062006 W 20140610

Abstract (en)

[origin: WO2014198712A2] The invention relates to a recess grinding device (1) having at least one holding device (10) for holding a specimen (20) and at east one abrasive ball (11, 11b, 11c) which can be set rotating by drive means (12) and can be guided by means of a predefined or predefinable force against the specimen (20), wherein the recess grinding device (1) comprises a position measuring device (30, 31) for measuring the position of the at least one abrasive ball, wherein the position measuring device (30, 31) comprises at least one measuring means for measuring the position of the abrasive ball (11a, 11b, 11c) by means of a measuring principle operating without contact. The invention further relates to a corresponding method for determining the abrasive wear and/or a layer thickness.

IPC 8 full level

B24B 11/00 (2006.01); B24B 37/025 (2012.01); B24B 49/12 (2006.01); G01B 21/08 (2006.01); G01N 3/56 (2006.01)

CPC (source: EP)

G01B 21/08 (2013.01); G01N 3/56 (2013.01)

Citation (search report)

See references of WO 2014198712A2

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

DE 102013210724 A1 20141211; EP 3007857 A2 20160420; WO 2014198712 A2 20141218; WO 2014198712 A3 20150219

DOCDB simple family (application)

DE 102013210724 A 20130610; EP 14729312 A 20140610; EP 2014062006 W 20140610