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You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 593 259 patent documents

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108 752 new documents added

1 451 440 documents amended

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EP 3052684 B1 20171129 - SPINNING OR TWISTING RING

Title (en)

SPINNING OR TWISTING RING

Title (de)

SPINN- ODER ZWIRNRING

Title (fr)

ANNEAU DE FILAGE OU DE RETORDAGE

Publication

EP 3052684 B1 20171129 (DE)

Application

EP 14790712 A 20140925

Priority

CH 17012013 A 20131003
IB 2014001920 W 20140925

Abstract (en)

[origin: WO2015049562A1] The invention relates to a spinning or twisting ring for a ring-spinner or ring-twister. The spinning or twisting ring has a metal core and a metal coating applied to the core. The metal coating is designed as at least one hard chromium dispersion layer consisting of chromium with embedded hexagonal boron nitride.

IPC 8 full level

D01H 7/60 (2006.01)

CPC (source: EP)

D01H 7/602 (2013.01)

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

DOCDB simple family (publication)

WO 2015049562 A1 20150409; CH 708659 A2 20150415; CN 105814248 A 20160727; CN 105814248 B 20190312; EP 3052684 A1 20160810; EP 3052684 B1 20171129

DOCDB simple family (application)

IB 2014001920 W 20140925; CH 17012013 A 20131003; CN 201480054587 A 20140925; EP 14790712 A 20140925