Title: Air conditioning system for aircraft cabin
Application Number: 87104608 Application Date: 1987.06.30
Publication Number: 1015793 Publication Date: 1988.01.13
Approval Pub. Date: 1993.03.17 Granted Pub. Date: 1993.03.17
International Classifi-cation: F25B49/00;G05D23/08
Applicant(s) Name: United Technologies Corp. Address:
Inventor(s) Name: Robert Bernard Goodman
Attorney & Agent: LIN CHANGAN
Abstract:
    A pressure regulating valve controller for controlling the flow of refrigerant airflow through one of a plurality of air cycle systems is described. The controller includes pressure regulating means for controlling flow in response to changes in ram air temperature as well as pressure regulating means in response to the number of operating air cycle systems.
Time: 5