Global Patent Index - EP 3931382 B1

EP 3931382 B1 20230301 - RING SPINNING MACHINE

Title (en)

RING SPINNING MACHINE

Title (de)

RINGSPINNMASCHINE

Title (fr)

MÉTIER À FILER À ANNEAUX

Publication

EP 3931382 B1 20230301 (EN)

Application

EP 20712686 A 20200225

Priority

  • IT 201900002661 A 20190225
  • IB 2020051583 W 20200225

Abstract (en)

[origin: WO2020174380A1] A ring spinning machine (1) comprises groups of spindles ((12A,12B)j) containing spindles (12Aij) of the first bank (20) and spindles (12Bij) of the second bank (22), and a plurality of belts (30j), wherein each belt (30j) engages all the spindles of a predefined group of spindles ((12A,12B)j). A plurality of driving devices is provided, each driving device being responsible for driving the belt (30j) of a predefined group of spindles ((12A,12B)j). Said driving device comprises at least one electric motor (40qj), operatively connected to the respective belt (30j) to drive it.

IPC 8 full level

D01H 1/241 (2006.01)

CPC (source: EP)

D01H 1/241 (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 2020174380 A1 20200903; CN 113423881 A 20210921; CN 113423881 B 20230516; EP 3931382 A1 20220105; EP 3931382 B1 20230301; IT 201900002661 A1 20200825; JP 2022521347 A 20220406; JP 7389811 B2 20231130

DOCDB simple family (application)

IB 2020051583 W 20200225; CN 202080014014 A 20200225; EP 20712686 A 20200225; IT 201900002661 A 20190225; JP 2021549605 A 20200225