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Patent Searching and Data


Title:
モータ負荷を監視するシステム及び方法
Document Type and Number:
Japanese Patent JP5066101
Kind Code:
B2
Abstract:
Systems and methods of detecting an overload condition. In one embodiment, a method of monitoring a load of a DC motor includes intermittently de-energizing the motor; monitoring a first voltage; and measuring a first interval of time between a starting time and an ending time, wherein the starting time comprises the time at which the motor is de-energized and the ending time comprises a time at which the first voltage and a reference voltage have substantially similar values.

Inventors:
Birodou,mark
Application Number:
JP2008549530A
Publication Date:
November 07, 2012
Filing Date:
January 03, 2007
Export Citation:
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Assignee:
ROBERT BOSCH GMBH
International Classes:
H02P7/29
Foreign References:
US20030210011
Attorney, Agent or Firm:
Shinjiro Ono
Kazuo Shamoto
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita