04921642 is referenced by 224 patents and cites 22 patents.

The humidifier module for use in a gas humidification unit has a humidification chamber and a water heating chamber separated by a water vapor permeable, liquid water impermeable membrane. Gas inlet and outlet ports are provided in the humidification chamber, a water inlet port is provided for the water heating chamber, a water inlet port is provided for the water heating chamber, and a heat exchange wall is provided on one side of the water heating chamber to receive heat from a heat source in the humidification assembly. The gas humidification assembly has an enclosure adjacent the heat source, for receiving the humidifier module, a water supply source, and a controller of the heater and water supply to the humidifier module. A sensor is provided for monitoring the level of fluid within the humidification chamber, and another sensor is provided for monitoring the level of water within the water heating chamber.

Title
Humidifier module for use in a gas humidification assembly
Application Number
139962
Publication Number
4921642
Application Date
December 27, 1988
Publication Date
May 1, 1990
Inventor
Gary J LaTorraca
San Diego
CA, US
Agent
Fulwider Patton Lee & Utecht
Assignee
Puritan Bennett Corporation
CA, US
IPC
B01F 3/04
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