Patent ID: 11956878
Assignee: JAPAN TOBACCO INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 7:
8. A system, comprising:
a control circuit connected to a positive terminal of a battery as a direct current (DC) power supply at a node and responsive to a sensor signal;
an induction heating apparatus, connected to the control circuit and the battery via the node, comprising:
a first induction coil wrapped around a magnetic cylinder, and comprising a first end connected to the node; and
a second induction coil wrapped around the magnetic cylinder, and comprising a second end connected to the node;
a first switch device responsive to the control circuit and connected to a second end of the first induction coil; and
a second switch device responsive to the control circuit and connected to a first end of the second induction coil,

wherein the second end of the first induction coil is directly adjacent to the second end of the second induction coil more than the first end of the first induction coil and the first end of the second induction coil, and
the first end of the second induction coil is directly adjacent to the first end of the first induction coil more than the second end of the second induction coil and the second end of the first induction coil.