Patent ID: 11955832
Assignee: JOYETECH EUROPE HOLDING GMBH
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  A  Y | IPC A  H

Claim 13:
14. The control circuit according to claim 11, wherein the first group of contacts comprises:
a first negative contact and a ground contact; and
an Nth contact, an Nth positive contact and an Nth negative contact, wherein N=2, 3, 4, . . . , n, and n is the number of battery cells;
the nth negative contact is electrically connected to the ground contact, the nth positive contact is electrically connected to the (n-1)th negative contact, the (n-1)th positive contact is electrically connected to the (n-2)th negative contact, and so on, until the second positive contact is electrically connected to the first negative contact.