Title:
DRUM MOTOR WITH FREQUENCY CONVERTER AND OPTIONAL BELT TENSION SENSOR
Document Type and Number:
WIPO Patent Application WO/2018/024916
Kind Code:
A3
Abstract:
The invention relates to a drum motor (1) comprising a drum shell (2) with a cavity (3) formed therein and a longitudinal axis (A), a shaft (9A, 9B) that extends along the longitudinal axis (A) and on which the drum shell (2) is mounted via at least one rotary bearing (80A, 80B), an electric synchronous drive unit (82) that is arranged in the cavity (3) of the drum shell (2) and comprises a stator (84) and a rotor (92) arranged along the longitudinal axis (A) of the drum shell (2), the rotor (92) being connected to the drum shell (2) and the stator (84) to the shaft (9A, 9B), and a control unit (14) for controlling the synchronous drive unit (82). The drum motor (1) is characterised in that the control unit (14) comprises a frequency converter and is attached directly to the shaft (9A, 9B).
Inventors:
HAMACHER STEFAN (DE)
Application Number:
PCT/EP2017/069977
Publication Date:
April 12, 2018
Filing Date:
August 07, 2017
Export Citation:
Assignee:
INTERROLL HOLDING AG (CH)
International Classes:
B65G23/08; B65G43/00; B65G43/02; H02K1/27
Domestic Patent References:
| WO2013000006A2 | 2013-01-03 | |||
| WO2012094690A1 | 2012-07-19 | |||
| WO2011029120A1 | 2011-03-17 | |||
| WO2010142029A1 | 2010-12-16 |
Foreign References:
| DE102006004421A1 | 2006-08-03 | |||
| AT508662A4 | 2011-03-15 | |||
| JPH05236612A | 1993-09-10 | |||
| DE19811130A1 | 1999-09-23 | |||
| JPS6015308A | 1985-01-26 | |||
| US6200036B1 | 2001-03-13 | |||
| JPS5741821U | 1982-03-06 | |||
| JPS59180609A | 1984-10-13 | |||
| US20140326582A1 | 2014-11-06 | |||
| JPS5890447A | 1983-05-30 | |||
| US20050083188A1 | 2005-04-21 |
Attorney, Agent or Firm:
EISENFÜHR SPEISER PATENTANWÄLTE RECHTSANWÄLTE PARTGMBB (DE)
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