Gm global technology operations llc (20250015423). BATTERY CELL PRESSURE CONTROL
BATTERY CELL PRESSURE CONTROL
Organization Name
gm global technology operations llc
Inventor(s)
Meng Jiang of Rochester Hills MI (US)
Chunhao J. Lee of Troy MI (US)
Chen-fang Chang of Bloomfield Hills MI (US)
Jun-mo Kang of Ann Arbor MI (US)
BATTERY CELL PRESSURE CONTROL
This abstract first appeared for US patent application 20250015423 titled 'BATTERY CELL PRESSURE CONTROL
Original Abstract Submitted
a pressure control apparatus for a battery cell includes a housing in which the battery cell is positioned, and a cell plate movably positioned in the housing and separating an interior of the housing into a cell chamber having the battery cell therein, and a pressure chamber having a volume of pressurized fluid therein. the apparatus further includes a valve configured to allow a portion of the pressurized fluid to be removed from the pressure chamber when the pressure in the pressure chamber exceeds a threshold.