CAR HEATING-AND-VENTILATING DEVICE Russian patent published in 1998 - IPC

FIELD: transport engineering; ventilation, heating and air conditioning systems for passenger cars. SUBSTANCE: heating-and-ventilating system is connected with car saloon through hole in front board. Air distributor unit rigidly secured on instrument panel is connected to front board hole from side of saloon. Shutters rotating on axles and connected to each other by means of tie-rod are installed inside air distributor unit. Shutters are operated by one lever through tie-rod. Air duct is connected to upper channel of air distributor unit. Along this duct air is delivered to deflectors arranged along windshield glass and directing air to windshield glass visibility zone and to side nozzles delivering air to rear view mirrors visibility zone. Air duct connected to lower channel of air distributor unit directs air along its channels to zone of feet of driver and front seat passenger, and along channel and air ducts to zone of feet of rear seat passengers. Air ducts coupled with middle channel of air distributor unit directs air to central and side deflectors of saloon ventilating system. EFFECT: improved efficiency of device, increased repairability and possibility of modification of units and entire system, enhanced safety of driver and passengers when car is running. 2 cl, 6 dwg