| 摘要 |
The cleaner head for a cleaning appliance comprises a housing 12, a moveable agitator 114, 116, eg brush, located within the housing, and a detachable unit extending about the agitator, the detachable unit comprising a sole plate 14 having a suction opening 16 through which dirt-bearing air enters the cleaner head, a chassis 50 detachably connected to the housing 12, and a flexible annular bellows-shaped seal 70 having one end connected to the chassis 50 and the other end connected to the sole plate 14 in order to allow relative movement between the housing 12 and the sole plate 14. Guide means 72, 76 guide the relative movement between the sole plate and the chassis and have retaining stops 82 and fins 86 for limiting the relative movement.
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