| 摘要 |
FIELD: apparatus using free vortex flow. ^ SUBSTANCE: recuperator comprises housing made of cylindrical and conical members, fan motor, fan, air duct, and hopper. The motor of the fan is mounted in the top part of the housing above the fan, and output shaft of the fan faces the motor to define the connection with the fan. The inlet branch pipe of the fan faces the air duct to define connection. The air duct has inlet port which is the outlet port of the chamber. The housing of the fan motor and hopper are detachable and can be made of aluminum. ^ EFFECT: simplified cleaning. ^ 1 cl, 2 dwg |
