Locking mechanism for vaporizer electrode housing utilizing electrical plug prong as key

摘要

A heating unit assembly for vaporizers having a cover member, a heating unit housing, a heating unit holder and a locking mechanism which prevents the removal of both the cover member and the heating element while the vaporizer is operational. Preferably, the locking mechanism is the combination of at least one flexible locking finger and a post member and is provided with a key member. The key member is the prong of an electrical power cord plug which is inserted into the cover. The heating unit assembly also provides a connecting member which locks the cover member to the heating unit housing.