18790861. BATTERY (Murata Manufacturing Co., Ltd.)
BATTERY
Organization Name
Murata Manufacturing Co., Ltd.
Inventor(s)
BATTERY
This abstract first appeared for US patent application 18790861 titled 'BATTERY
Original Abstract Submitted
A battery is provided and including a safety valve, in which the safety valve includes a first metal member positioned on an outer side, a second metal member positioned on an inner side, and an insulating member positioned between the first metal member and the second metal member, the first metal member and the second metal member are connected to each other so as to straddle the insulating member, and the second metal member is provided with a groove in a sectional view, the groove has at least two corner portions inside the groove in the sectional view, and shapes of the two corner portions are different from each other.