| 摘要 |
<p>A pre-separator (10) to convey debris (11) to be sucked in by a vacuum cleaner (60) into a collection space (42) of the pre-separator, which pre-separator comprises a cyclone (20) to separate the debris and a tubular body (43) onto which a debris collection bag (40) is placed. The mouth of the collection bag is tightened by a tightening strap (41) against the external surface of the body.</p> |
