| 摘要 |
A CLEANING HEAD (30) FOR A VACUUM CLEANER COMPRISES A HOUSING (305) WHICH EXTENDS TRANSVERSELY TO THE DIRECTION OF INTENDED MOVEMENT (A) OF THE HEAD. A ROW OF BRISTLES(310) EXTEND OUTWARDLY FROM THE SIDES OF THE HOUSING (305). THE BRISTLES (310) EXTEND TRANSVERSELY OUTWARDLY AND FORWARDLY FROM THE HOUSING AND EXTEND TO A LEVEL BENEATH THE LOWERMOST SURFACE OF THE HOUSING. DIRT, DUST AND OTHER WHICH COLLECTS AT THE VERY EDGE OF A ROOM IS EITHER 'GUIDED' OUT OF THE REGION NEXT TO THE WALL OR IS SUBJECT TO A VIGROUS 'FLICKING' ACTION AS THE HEAD (30) IS MOVED ACROSS THE FLOOR. A SUCTION CHANNEL (330) IS LOCATED ADJACENT TO THE BRISTLES. THE BRISTLES (310) ARE PROVIDED AS A UNIT WHICH IS REMOVABLE FROM THE HEAD (30).
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