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Title:
MOTOR CONTROL DEVICE
Document Type and Number:
Japanese Patent JP2015130758
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a motor control device which performs door opening/closing operation in a door device such as an automatic ticket examination machine using a motor such as an inexpensive AC motor and controls operation of the motor such as an AC motor which only performs on/off operation normally, as finely as a servo motor does.SOLUTION: A motor control device, in a door device 81 having a drive motor 22A for opening/closing a door 15, has a plurality of blades (projection pieces 51, 52, 61 to 63) in a rotor 31 to be rotated by a driving motor and has a plurality of sensors 71 to 73 for detecting the plurality of blades. By the combination of on/off operation of the plurality of sensors, rotation operations of the rotor is divided into at least two phases to brake the operation (brakes 101, 102), and the rotation operations of the driving motor is controlled.

Inventors:
KOMORI MIKI
SAKAGUCHI SHO
KIKUCHI KAZUSHI
Application Number:
JP2014001603A
Publication Date:
July 16, 2015
Filing Date:
January 08, 2014
Export Citation:
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Assignee:
NIPPON SIGNAL CO LTD
International Classes:
H02P3/18; G07B15/00
Domestic Patent References:
JP2004310324A2004-11-04
JP2001283266A2001-10-12
JPS5315171Y21978-04-21
JP2004310324A2004-11-04
JP2001283266A2001-10-12
JPS5315171Y21978-04-21
JPH05280255A1993-10-26
JP2005292966A2005-10-20
JPH04291102A1992-10-15
JPH05280255A1993-10-26
JP2005292966A2005-10-20
JPH04291102A1992-10-15
Attorney, Agent or Firm:
田宮 寛祉