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Class Information
Number: 361/25
Name: Electricity: electrical systems and devices > Safety and protection of systems and devices > Motor protective condition responsive circuits > Motor temperature
Description: Subject matter wherein the sensing means is located in the immediate proximity with the motor and is responsive to an abnormal temperature condition of the motor.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7622879 |
Thermal protection apparatus and method for hybrid vehicles |
Nov. 24, 2009 |
| 7623327 |
Motor protective device |
Nov. 24, 2009 |
| 7619859 |
Electric power steering device |
Nov. 17, 2009 |
| 7602594 |
Motor control apparatus and motor control method |
Oct. 13, 2009 |
| 7576506 |
Feedforward parameter estimation for electric machines |
Aug. 18, 2009 |
| 7555366 |
Thermal overload protection |
Jun. 30, 2009 |
| 7538508 |
Thermal overload protection |
May. 26, 2009 |
| 7486490 |
Actuator for the actuation of a clutch and/or a gear mechanism |
Feb. 3, 2009 |
| 7463462 |
Nuisance trip reducing motor control system and method |
Dec. 9, 2008 |
| 7463463 |
Motor controller and motor temperature estimation method for the same |
Dec. 9, 2008 |
| 7450356 |
Rotation speed controller for fans |
Nov. 11, 2008 |
| 7379285 |
Apparatus for driving inductive load |
May. 27, 2008 |
| 7362550 |
Electric motor comprising a temperature monitoring device |
Apr. 22, 2008 |
| 7321213 |
Motor controller |
Jan. 22, 2008 |
| 7321214 |
Motor control system |
Jan. 22, 2008 |
| 7307396 |
Overload protection system for an electrical device |
Dec. 11, 2007 |
| 7304447 |
Motor controller |
Dec. 4, 2007 |
| 7206176 |
Circuit and method for protecting against overload of an electric motor |
Apr. 17, 2007 |
| 7161778 |
Rotor thermal model for use in motor protection |
Jan. 9, 2007 |
| 7161318 |
Regulating device for a motor |
Jan. 9, 2007 |
| 7161779 |
Anti-pinch and electrical motor protection device |
Jan. 9, 2007 |
| 7123457 |
System for transitioning to the trip threshold for the start condition thermal model for a motor protection relay |
Oct. 17, 2006 |
| 7064940 |
Over heat protection circuit for a brushless dc motor |
Jun. 20, 2006 |
| 7038896 |
Solid state motor protector |
May. 2, 2006 |
| 7033073 |
Device and method for measuring the temperature of an electric motor |
Apr. 25, 2006 |
| 7023164 |
Robot and over-current protection device for a robot |
Apr. 4, 2006 |
| 7005820 |
Apparatus for spindle bearing friction estimation for reliable disk drive startup |
Feb. 28, 2006 |
| 6960897 |
Apparatus and method for protecting starter for engine against overheating |
Nov. 1, 2005 |
| 6946967 |
Protective device for an electric motor with sensor and evaluation unit |
Sep. 20, 2005 |
| 6929396 |
System for temperature monitoring |
Aug. 16, 2005 |
| 6930867 |
Thermally suppressing circuit for restarting a locked motor |
Aug. 16, 2005 |
| 6927549 |
Electric motor control unit |
Aug. 9, 2005 |
| 6924613 |
System and method for monitoring current and providing motor protection |
Aug. 2, 2005 |
| 6920024 |
Thermally suppressing circuit for restarting a locked motor with a restart-discharging drive member |
Jul. 19, 2005 |
| 6920023 |
Current limiting means for a generator |
Jul. 19, 2005 |
| 6897782 |
Thermal monitoring of an electric load element |
May. 24, 2005 |
| 6861820 |
Control strategy for an electric motor using real time predictions of motor capability based on thermal modeling and measurements |
Mar. 1, 2005 |
| 6850822 |
Method and apparatus for preventing overheating of security gate motor |
Feb. 1, 2005 |
| 6847187 |
Detection of loss of cooling air to traction motors |
Jan. 25, 2005 |
| 6724313 |
Fault detection system |
Apr. 20, 2004 |
| 6633802 |
Power management under limited power conditions |
Oct. 14, 2003 |
| 6520137 |
Starting motor |
Feb. 18, 2003 |
| 6498560 |
Protector assembly and method for electrically insulating a thermally responsive protector from a motor winding of an electric motor |
Dec. 24, 2002 |
| 6453260 |
Apparatus and method for collecting motor test data |
Sep. 17, 2002 |
| 6405154 |
Method and apparatus for power electronics health monitoring |
Jun. 11, 2002 |
| 6339310 |
Motor driving control device |
Jan. 15, 2002 |
| 6338026 |
Method for limiting an electric current through an electrical component, and limiting apparatus |
Jan. 8, 2002 |
| 6338016 |
Method and apparatus for detecting a motor stall condition in an electric assist steering system |
Jan. 8, 2002 |
| 6331925 |
Two stage reciprocating compressors and associated HVAC systems and methods |
Dec. 18, 2001 |
| 6326879 |
Thermal switch arrangement for electromagnetic coils |
Dec. 4, 2001 |
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