Patent ID: 11969017
Assignee: NICOVENTURES TRADING LIMITED
Field: Other consumer goods (Other fields)
Classification: CPC A  F  G  H | IPC A  F  G  H

Claim 4:
5. A method as claimed in claim 4, wherein the heater arrangement is arranged so that the first and second heating zones are arranged either side of a center of the heater arrangement and wherein the first sub-heating zone of the first heating zone is located closer towards a first end of the heater arrangement than is the second sub-heating zone of the first heating zone, and the first sub-heating zone of the second heating zone is located closer towards a second end of the heater arrangement than is the second sub-heating zone of the second heating zone, and the second sub-heating zone of the first heating zone and the second sub-heating zone of the second sub-heating zone are located towards the center of the heater arrangement.