Patent ID: 9272113
Filing Date: 2016-03-01
CPC Classification: A61M,F04C

Claim Text:
1. A respiratory component comprising: grooves configured for transporting a liquid from a first region to a second region, wherein all of said grooves are disposed in an internal wall surface of said respiratory component and are not disposed on a heater wire, each groove having a semi-circular cross-section and a first cross-sectional width at said internal wall surface that is less than a second cross-sectional width of said groove, said second cross-sectional width being a maximum cross-sectional width of said groove, wherein said respiratory component and all of said grooves, when viewed in a cross section, are (i) covered by an outer layer comprising said heater wire and (ii) continuously surrounded by the heater wire, such that said internal wall surface and grooves are radially inward of, and separated from, said outer layer comprising said heater wire.