Patent ID: 7014431
Filing Date: 2006-03-21
Classification: A61B,A61F,F04D

Abstract:
1. A forced air warming unit for providing a stream of pressurized, thermally conditioned air through an air hose to a pneumatic, convective device, comprising: a casing with an interior scroll housing having a curved inside surface and an outlet opening for providing a stream of pressurized air to an air hose; a radial blower rotatably disposed in the scroll housing for forcing air along the curved inside surface to the outlet; an elongate, curved heater plate supported in the scroll housing along at least a portion of the curved inside surface for heating air forced along the curved inside surface, the heater plate having a first end disposed near the outlet, and a second end disposed in the scroll housing near the curved inside surface; and an intake opening in the casing for admitting air into the scroll housing.