Global Patent Index - EP 0389117 A3

EP 0389117 A3 19910424 - RING SPINNING, RING DOUBLING AND RING TWISTING FRAMES

Title (en)

RING SPINNING, RING DOUBLING AND RING TWISTING FRAMES

Publication

EP 0389117 A3 19910424 (EN)

Application

EP 90302056 A 19900227

Priority

GB 8906714 A 19890323

Abstract (en)

[origin: EP0389117A2] A textile machine of the ring spinning, ring doubling and ring twisting type having a switched reluctance spindle drive motor (18) and set up to operate with a variable speed spindle (10) and optionally with variable speed delivery rollers (25) to wind yarn (22) onto a package former (20) in the form of a cop. A global control system (50) is provided to instruct the local unit (16) of the switched reluctance drive motor (18) and possibly also control units (52) of the delivery rollers (25).

IPC 1-7

D01H 1/244; D01H 1/34

IPC 8 full level

D01H 1/244 (2006.01); D01H 1/34 (2006.01); D01H 1/36 (2006.01)

CPC (source: EP)

D01H 1/244 (2013.01); D01H 1/34 (2013.01)

Citation (search report)

Designated contracting state (EPC)

CH DE ES IT LI

DOCDB simple family (publication)

EP 0389117 A2 19900926; EP 0389117 A3 19910424; GB 2229458 A 19900926; GB 8906714 D0 19890510; JP H02269813 A 19901105

DOCDB simple family (application)

EP 90302056 A 19900227; GB 8906714 A 19890323; JP 7170790 A 19900320