公开(公告)号：US10117554B2

公开(公告)日：2018-11-06

申请号：US14909390

申请日：2014-07-24

Applicant: Dyson Technology Limited

Inventor： Heidi Williamson ,  Stephen Robert Dimbylow ,  Donald James McIntosh ,  Gerard Matthew Shevlin

IPC: A47L9/04 ,  A47L9/06 ,  A46B9/02 ,  A46B13/00

Abstract: A cleaner head for a vacuum cleaner including a housing, a roller and a wheel assembly arranged to support the cleaner head on a surface such that the roller is held out of pressing engagement with the surface. The roller is arranged to rotate with respect to the housing and the wheel assembly includes a first wheel which is arranged to drive the roller.

公开(公告)号：US09949605B2

公开(公告)日：2018-04-24

申请号：US15127347

申请日：2015-03-16

Applicant: Dyson Technology Limited

Inventor： David Andrew Isley ,  Gerard Matthew Shevlin

IPC: A47L9/04

CPC classification number: A47L9/0477 ,  A47L9/0411 ,  A47L9/0613

Abstract: A cleaner head for a cleaning appliance, the cleaner head including a main body having an air inlet and an air outlet, an agitator supported for rotation with respect to the main body about a rotational axis, and a collector for collecting strands of hair. The collector is supported by the main body and arranged such that strands of hair drawn through the air inlet wrap around at least part of the collector. The collector is movable with respect to the main body between a hair collecting position in which the agitator is rotatable with respect to the collector and a hair removal position.