Patent ID: 9179811
Filing Date: 2015-11-10
Classification: A47L,E01H,H05F

Abstract:
1. A work apparatus comprising: a blower unit including a drive motor, a volute casing, a fan rotatably supported within the volute casing and driven by the drive motor, and an airflow duct connected to the volute casing, thereby blowing out or sucking in air through the airflow duct; an airflow tube coupled to the airflow duct of the blower unit and having an open distal end for blowing out or sucking in air through the airflow tube, the airflow tube being provided with a holding device configured to be held and operated when in use; an electrically conductive member arranged within the airflow tube at least in a range between a position where the holding device is provided and the open distal end of the airflow tube; and an electrically grounding member provided at the open distal end of the airflow tube and electrically connected to the electrically conductive member, the electrically grounding member being configured to ground an electrostatic charge, wherein the electrically grounding member is an electrically conductive ring fitted and fixed to the open distal end of the airflow tube.