| 摘要 |
1,251,742. Ventilating kitchens. ELECTROLUX A.B. 8 May, 1969 [14 May, 1968], No. 23447/69. Heading F4V. [Also in Division F1] A cooker hood has a fan unit therein (see Division F1) which receives air through a fatabsorbing filter 6 and discharges the main portion thereof through a generally annular opening 19 and flow-straightening vanes 22 to main outlet 21. The remaining portion of the air is delivered through a channel 9 and conduits 26 to an extensible casing 10 from where it discharges as an air curtain 12. A box 30 may contain range and fan control means and range illumination 35. |
