公开(公告)号：US3758368A

公开(公告)日：1973-09-11

申请号：US3758368D

申请日：1971-10-04

Applicant: MECHANIWATT CORP

Inventor： TRASK A

IPC: F24F11/00 ,  F24F11/08 ,  G05D23/275 ,  F24F3/14

CPC classification number: G05D23/275 ,  F24F11/30 ,  F24F2011/0002 ,  F24F2110/10 ,  G05D23/1912

Abstract: An air conditioning system wherein the functions of heating, cooling, humidifying, dehumidifying, ventilation, and natural cooling are automatically controlled during all types of weather by standard control instruments including an indoor 4-stage thermostat, an outdoor thermostat, and two humidistats, programmed in coordinated functional sequence through electrical control circuits and relays.