Global Patent Index - EP 1101847 A1

EP 1101847 A1 2001-05-23 - Cable and Two-for-one twisting spindle with pneumatic threading device

Title (en)

Cable and Two-for-one twisting spindle with pneumatic threading device

Title (de)

Kablir- und Doppeldrahtzwirn-spindel mit druckluftbetätigter Einfädelvorrichtung

Title (fr)

Cableuse et broche à retordre à double torsion avec dispositif d'enfilage pneumatique

Publication

EP 1101847 A1 (DE)

Application

EP 00124017 A

Priority

DE 19955399 A

Abstract (en)

A two-for-one spindle has a hollow shaft (3) into which a second yarn can be introduced for cabling. It is fitted with a compressed air injector nozzle (9) into the radial yarn channel (5.1) arranged to produce suction in the hollow spindle axis (7) as well as along the hollow shaft (3). The air feed to the nozzle is through an annular chamber sealed by rotary seals.

Abstract (de)

Eine Kablier- und Doppeldrahtzwirn-Spindel mit pneumatischer Fadeneinfädelung, enthaltend a) einen Spindelschaft (3), der drehbar in einer Spindelbank (1) befestigten Lagernabe (2) gelagert ist und eine zentrale, axial verlaufende Spindelschaftbohrung (3.1) aufweist; b) einen drehfest gehaltenen Spulentopf (6), der eine mit der Spindelschaftbohrung in Verbindung stehende Spindelhohlachse aufweist, c) einen mit dem Spindelschaft drehfest verbundenen Drehteller (5), der einen an das obere Ende der Spindelschaftbohrung einerseits und an das untere Ende der Spindelhohlachse andererseits angeschlossenen, radial verlaufenden Fadenkanal (5.1) aufweist, d) eine zentral in den Drehteller eingesetzte und an einen Druckluft-Zuführungskanal angeschlossene Injektordüse (9), die radial gerichtet in den Fadenkanal mündet, ist dadurch gekennzeichnet, daß der Druckluft-Zuführungskanal so angeordnet ist, das bei Beaufschlagung der Injektordüse (9) sowohl in der Spindelhohlachse (7) als auch in dem hohlen Spindelschaft (3) eine Saugluftströmung aufbaubar ist. <IMAGE>

IPC 1-7 (main, further and additional classification)

D01H 15/007; D01H 7/86; D02G 3/28

IPC 8 full level (invention and additional information)

D01H 1/10 (2006.01); D01H 7/86 (2006.01); D01H 15/007 (2006.01); D02G 3/28 (2006.01)

CPC (invention and additional information)

D01H 7/86 (2013.01); D01H 15/007 (2013.01); D02G 3/285 (2013.01)

Citation (search report)

Designated contracting state (EPC)

CH FR GB IT LI TR

EPO simple patent family

EP 1101847 A1 20010523; EP 1101847 B1 20030423; CN 1298968 A 20010613; DE 19955399 A1 20010613; DE 19955399 C2 20011004; JP 2001172831 A 20010626; US 6425236 B1 20020730

INPADOC legal status


2005-07-15 [REG CH PL] PATENT CEASED

2004-11-30 [PG25 CH] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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2003-04-23 [REG GB FG4D] EUROPEAN PATENT GRANTED

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