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Class Information
Number: 320/154
Name: Electricity: battery or capacitor charging or discharging > Battery or cell charging > With thermal condition detection > Thermal switch (e.g., thermostat, bimetallic switch, etc.)
Description: Subject matter wherein the means to detect temperature includes a heat-actuated switch.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8641273 Thermal interlock for battery pack, device, system and method Feb. 4, 2014
8587259 Method of estimating temperature of battery Nov. 19, 2013
8574733 Protection circuit for secondary battery and secondary battery comprising the same Nov. 5, 2013
8547068 Protection circuit module and secondary battery including the protection circuit module Oct. 1, 2013
8547069 Safety switch for secondary battery module for electric vehicle and charging and discharging system for secondary battery module for electric vehicle using the same Oct. 1, 2013
8497031 Combined heating and pre-charging function and hardware for propulsion batteries Jul. 30, 2013
8450982 Charge control circuit and charge controlling semiconductor integrated circuit May. 28, 2013
8410760 Battery thermal system control strategy Apr. 2, 2013
8405363 Contact module for rechargeable battery, mobile electronic device having the same contact module and method of preventing rechargeable battery from exploding using the same contact module Mar. 26, 2013
8395358 Method for managing the heat in an electric battery Mar. 12, 2013
8324868 Power source with temperature sensing Dec. 4, 2012
8289003 Discharge apparatus, method of controlling discharge apparatus, and imaging apparatus Oct. 16, 2012
8278876 Battery pack current monitoring Oct. 2, 2012
8269467 Dual-mode charger circuit Sep. 18, 2012
8237408 System and method of limiting degradation of the battery by prohibiting over-charge with measured temperatures Aug. 7, 2012
8193774 Battery pack Jun. 5, 2012
8174811 Overheat protection device and electrical system having same May. 8, 2012
8150570 Auto management system for air filter used in battery pack and auto management method for the same Apr. 3, 2012
8059007 Battery thermal event detection system using a thermally interruptible electrical conductor Nov. 15, 2011
7956583 Lithium polymer battery powered intravenous fluid warmer Jun. 7, 2011
7952330 Secondary battery protection circuit, battery pack and thermosensitive protection switch device May. 31, 2011
7923969 State of charge equalizing device and assembled battery system including same Apr. 12, 2011
7923970 Charge controlling circuit Apr. 12, 2011
7884576 Charger protection device Feb. 8, 2011
7872448 Power supply system and portable equipment using the same Jan. 18, 2011
7847522 Battery device Dec. 7, 2010
7808212 Temperature-based charge and discharge control for a battery Oct. 5, 2010
7791316 Battery with isolated charging circuit for LMR portable radio applications Sep. 7, 2010
7746035 Battery module having simple-structure safety device Jun. 29, 2010
7710078 Battery charger with temperature compensation May. 4, 2010
7683582 System and method for thermal management of a vehicle power source Mar. 23, 2010
RE41049 Charging device with stress stored by charging that is initiated by externally applied force, and that being eventually released by heat due to charging saturation Dec. 22, 2009
7615969 Systems and methods for temperature-dependent battery charging Nov. 10, 2009
7553583 Systems and methods for constructing a battery pack Jun. 30, 2009
7479786 Member for measurement of cell voltage and temperature in battery pack Jan. 20, 2009
7438988 Rechargeable battery with surface mounted temperature detector Oct. 21, 2008
7358701 Method and system for modeling energy transfer Apr. 15, 2008
7330013 Apparatus and method for charging and discharging a battery Feb. 12, 2008
7180269 Battery charging method Feb. 20, 2007
6649302 Temperature sensing device for use in secondary battery pack, and secondary battery pack incorporating the same Nov. 18, 2003
6646845 Battery protection system and method Nov. 11, 2003
6534956 Thermostatic automatic cutoff charging device Mar. 18, 2003
6346796 Thermal shut-off device and battery pack Feb. 12, 2002
6081101 Temperature switch controlled charging circuit Jun. 27, 2000
6060185 Protective device for secondary batteries May. 9, 2000
5900719 Battery pack charger having a fail-safe heat-sensitive switch for preventing overcharge May. 4, 1999
5834921 Safety device for a portable battery-powered electric apparatus Nov. 10, 1998
5826958 Apparatus for automatically conditioning rechargeable batteries Oct. 27, 1998
5731686 Embedded battery overtemperature protection and voltage regulator circuitry Mar. 24, 1998
5698966 Temperature limiting device for terminating battery-charging with parallel discharging path for eliminating power-output interruptions Dec. 16, 1997

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