Global Patent Index - EP 1618961 A1

EP 1618961 A1 20060125 - Drive device for screw centrifuges

Title (en)

Drive device for screw centrifuges

Title (de)

Antriebsvorrichtung für Schneckenzentrifugen

Title (fr)

Dispositif d'entraînement pour des centrifugeuses hélicoïdales

Publication

EP 1618961 A1 (DE)

Application

EP 05106069 A

Priority

DE 102004034409 A

Abstract (en)

The device has a rotating drum (12) for supporting a screw (14), and a driving motor coupled to the drum to actuate the drum. A screw driving motor comprises a housing that is permanently fixed to the drum to rotate with the motor. A torque motor is mounted in the housing and rotatably coupled to the screw, where the torque and drum driving motors are disconnected from one another.

IPC 8 full level

B04B 1/20 (2006.01)

CPC (source: EP)

B04B 1/2016 (2013.01); B04B 9/04 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1618961 A1 20060125; EP 1618961 A3 20061102; EP 1618961 B1 20081203; AT 416032 T 20081215; DE 102004034409 A1 20060202; DE 502005006120 D1 20090115; ES 2315799 T3 20090401; US 2006014619 A1 20060119; US 7547273 B2 20090616

DOCDB simple family (application)

EP 05106069 A 20050705; AT 05106069 T 20050705; DE 102004034409 A 20040716; DE 502005006120 T 20050705; ES 05106069 T 20050705; US 18255305 A 20050715