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Browse by Category: Main > Electrical & Energy
Class Information
Number: 318/783
Name: Electricity: motive power systems > Induction motor systems > Primary circuit control > Starting control > Operating from a single phase source > With protective features > Thermal starting and thermal overload protection
Description: Subject matter wherein the means to protect the motor includes heat responsive means for controlling the motor starting and for protecting against current overload in the motor.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8604738 Method of and apparatus for controlling oil temperature increase for electric vehicle and electric vehicle Dec. 10, 2013
8590346 Washer/dryer Nov. 26, 2013
8593094 Power conversion apparatus of electric vehicle Nov. 26, 2013
8384334 Normal-condition-off-type protection element and control unit having the normal-condition-off-type protection element Feb. 26, 2013
8354813 Inverter device, electric automobile in which the inverter device is mounted, and hybrid automobile in which the inverter device is mounted Jan. 15, 2013
7999502 Pumping system Aug. 16, 2011
7936145 Electronically commutated asynchronous motor May. 3, 2011
7878512 Alignment changing control device Feb. 1, 2011
7782008 Motor and method for controlling operation of motor Aug. 24, 2010
7755311 Fan abnormality detection device Jul. 13, 2010
7692399 DC motor control Apr. 6, 2010
7602137 Electronically commutated motor and control system Oct. 13, 2009
7583041 Overheat preventing apparatus for electric motor Sep. 1, 2009
7573222 Motor control apparatus Aug. 11, 2009
7541762 Control circuit for a fan Jun. 2, 2009
7538508 Thermal overload protection May. 26, 2009
7511446 System and method for starting a wound rotor motor Mar. 31, 2009
7495400 Apparatus and method for controlling temperature Feb. 24, 2009
7456601 System and method for starting a wound rotor motor Nov. 25, 2008
7414377 System and method for automatic current limit control Aug. 19, 2008
7402976 Apparatus and method for controlling operation of compressor Jul. 22, 2008
7391179 Mutual Inductance Contactless Starter Jun. 24, 2008
7385368 Apparatus for controlling operation of reciprocating compressor Jun. 10, 2008
7327110 Drive circuit for braking a motor during a malfunction Feb. 5, 2008
7291995 Air fan rotation speed control method and structure thereof Nov. 6, 2007
7265515 Starter for a line start electric motor Sep. 4, 2007
7248009 Motor temperature control using estimated motor temperature based on motor power dissipation Jul. 24, 2007
7222050 Apparatus for determining overheating of motor, method for determining overheating of motor, computer-readable medium, motor control apparatus, motor control method, and printing apparatus May. 22, 2007
7157878 Transient compensation voltage estimation for feedforward sinusoidal brushless motor control Jan. 2, 2007
7084599 Induction motor controller Aug. 1, 2006
7081732 Induction motor controller Jul. 25, 2006
7071649 Active temperature estimation for electric machines Jul. 4, 2006
7005827 Starting circuit for single-phase induction motor Feb. 28, 2006
6987370 Method and system for cooling electronic components Jan. 17, 2006
6930464 Driving circuit for improving starting of hybrid induction motor and method thereof Aug. 16, 2005
6924613 System and method for monitoring current and providing motor protection Aug. 2, 2005
6900607 Combined feedforward and feedback parameter estimation for electric machines May. 31, 2005
6873131 Dual voltage electric motors Mar. 29, 2005
6861820 Control strategy for an electric motor using real time predictions of motor capability based on thermal modeling and measurements Mar. 1, 2005
6847187 Detection of loss of cooling air to traction motors Jan. 25, 2005
6794843 Ventilator having a muting device Sep. 21, 2004
6788023 Motor starter circuit, particularly for refrigerator compressors Sep. 7, 2004
6734649 Dynamic tuning of current loop controller for a permanent magnet brushless motor May. 11, 2004
6690138 Electric power steering system Feb. 10, 2004
6661195 Starting motor for an internal combustion engine, having a safety device Dec. 9, 2003
6639502 Overload protector with control element Oct. 28, 2003
6563288 Control device for fuel cell powered vehicle May. 13, 2003
6542062 Overload protector with control element Apr. 1, 2003
6486625 Device for controlling a starter for a motor vehicle Nov. 26, 2002
6483271 Motor drive parameters Nov. 19, 2002

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