Patent ID: 9669126
Date: 2017-06-06
CPC Classifications: A61L

Claim:
1. A volatile material dispenser, the dispenser including: a housing having at least one wall and a cavity disposed within the housing; a refill having a volatile material therein and a wick in contact with the volatile material and extending out of the refill; and a heater arrangement disposed within the cavity and surrounding the wick when the refill is inserted into the dispenser; wherein the heater arrangement operates at a power of less than or equal to about 1.5 watts to achieve an average weight loss of at least 0.01 grams per hour; and wherein the heater arrangement is in the form of a hollow ceramic cylinder with a resistive coating that is deposited on the hollow ceramic cylinder and a spiral pattern is cut into the resistive coating to create a desired resistance value for the heater.