LIFE SAFETY DEVICE WITH AUTOMATIC BATTERY DISCHARGE AT THE END OF LIFE
摘要
When a rechargeable battery of a life safety device reaches its end of life, the life safety device provides an audible signal indicating that replacement is required. When the device is disconnected from line power, the rechargeable battery still contains a significant amount of energy. The device automatically begins controlled discharge the battery until the stored energy has been reduced to a safe level for disposal of the life safety device and its battery.
申请公布号
WO2010044883(A3)
申请公布日期
2010.09.02
申请号
WO2009US05654
申请日期
2009.10.16
申请人
WALTER KIDDE PORTABLE EQUIPMENT INC.;SILVER, TRAVIS;BURNETTE, STAN;BUCHHOLZ, MATTHEW, J.
发明人
SILVER, TRAVIS;BURNETTE, STAN;BUCHHOLZ, MATTHEW, J.