EP 3880403 A1 20210922 - POLISHING TOOL AND DEVICE FOR POLISHING A WORKPIECE
Title (en)
POLISHING TOOL AND DEVICE FOR POLISHING A WORKPIECE
Title (de)
POLIERWERKZEUG UND VORRICHTUNG ZUM POLIEREN EINES WERKSTÜCKS
Title (fr)
POLISSOIR ET DISPOSITIF POUR POLIR UNE PIÈCE
Publication
Application
Priority
- DE 102019000255 A 20190117
- DE 102019005294 A 20190729
- EP 2020051033 W 20200116
Abstract (en)
[origin: WO2020148390A1] The present invention relates to a polishing tool (10), comprising a holder (11), a sphere (12) received in the holder (11) and a polishing film (13) which completely or partially covers the free surface (12a) of the sphere (12).
IPC 8 full level
B24B 13/02 (2006.01); B24B 13/01 (2006.01); B24D 15/02 (2006.01)
CPC (source: EP US)
B24B 13/01 (2013.01 - EP US); B24B 13/02 (2013.01 - EP US); B24D 15/023 (2013.01 - EP US)
Citation (search report)
See references of WO 2020148390A1
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)
WO 2020148390 A1 20200723; CN 113302018 A 20210824; DE 102019005294 A1 20200723; EP 3880403 A1 20210922; EP 3880403 B1 20230607; EP 3880403 C0 20230607; US 2022072675 A1 20220310
DOCDB simple family (application)
EP 2020051033 W 20200116; CN 202080009686 A 20200116; DE 102019005294 A 20190729; EP 20701034 A 20200116; US 202017419407 A 20200116