초록 ▼

A heater unit for a respiratory system includes a hot plate heater including a heat conducting hot plate and a plastic hub mounted together. The hot plate may define a thin heat conducting disc and may further define a depending flange circumferentially surrounding the hub. The hub and flange may in

A heater unit for a respiratory system includes a hot plate heater including a heat conducting hot plate and a plastic hub mounted together. The hot plate may define a thin heat conducting disc and may further define a depending flange circumferentially surrounding the hub. The hub and flange may include snap-together apertures and fingers. The hub is mounted to a housing of the heater unit.

대표청구항 ▼

Having described the invention, what is claimed is: 1. A hot plate heater comprising:a metal hot plate consisting essentially of a thin disc and an annular flange depending from a peripheral edge of the thin disc, the thin disc having a lower disc surface;a plastic hub adapted to be mounted to a hea

Having described the invention, what is claimed is: 1. A hot plate heater comprising:a metal hot plate consisting essentially of a thin disc and an annular flange depending from a peripheral edge of the thin disc, the thin disc having a lower disc surface;a plastic hub adapted to be mounted to a heater unit, the hub having an upper platform and a flange extending from the upper platform, the hot plate being mounted with the flanges secured together such that the upper platform of the hub is aimed at the thin disc and the annular flange of the hot plate is about the flange of the hub; anda heating element disposed intermediate the lower surface of the thin disc of the hot plate and the upper platform of the hub, the heating element being thermally coupled to the hot plate.