| 主权项 |
1. A garment device for providing warmth to a user in a cold environment, comprising:
a chamber formed by at least a portion of the front and back of the garment; an inlet line having an open end proximate the user's mouth and positioned for receipt of the user's breath, the line extending into the chamber to a designated location where the user's breath is distributed in the chamber, the inlet line including a check valve inside the chamber to prevent flow of air back out the open end line of the inlet line and the check valve includes a desiccant air dryer to remove moisture from the user's breath; a release valve in communication with the chamber and operable to maintain the chamber in a closed condition holding the user's breath therein and an open condition to release the user's breath when desired by the user. |
