| 摘要 |
<p>A blower vacuum unit (2) for selective operation in a blower mode and in a suction mode, comprises: a housing (4) having means (8) forming an air inlet and means (10) forming an air outlet; a motor (12) carried within the housing (4), an impeller (14) rotatably driven by the motor (12) and positioned for drawing air into the housing (4) through the air inlet (8) and discharging the air from the housing (4) through the air outlet (10); a debris collection conduit (24) one end of which conduit is an operating end and the other end of which conduit (24) is adapted for attachment to a debris collection container and means (30) for generating an entrained air flow, using the air discharged through the air outlet (10), at the operating end of the debris collection conduit (24) into the debris conduit. The housing (4) and the debris collection conduit (24) comprise separate components and the conduit (24) is adapted to be releasably mounted on the housing (4) so that the operating end of the conduit (24) is located for co-operation with the air outlet (10) of the housing (4). <IMAGE></p> |
