| 摘要 |
PROBLEM TO BE SOLVED: To provide an air filter unit capable of satisfying a request typically associated with a well-known filter unit.SOLUTION: An air filter unit (1) for removing pollutants from air, includes: airflow generating means (22); filter means (15 and 16); heating means (8); injection means (9); and a duct (25). The duct (25) is equipped with at least one spiral outlet part (26) for sending an air flow (F) to the filter means (15 and 16). The injection means (9) is disposed on the duct (25).SELECTED DRAWING: Figure 1 |
