Flexible hose and vacuum cleaner having the same
A flexible hose includes a hose body and a plurality of pleats formed on an outer circumferential surface of the hose body by predetermined intervals to give flexibility to the flexible hose. Each of the plurality of pleats includes an entering portion formed to be inclined to the outer circumferent...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A flexible hose includes a hose body and a plurality of pleats formed on an outer circumferential surface of the hose body by predetermined intervals to give flexibility to the flexible hose. Each of the plurality of pleats includes an entering portion formed to be inclined to the outer circumferential surface of the hose body, and a head portion formed vertical to the outer circumferential surface of the hose body to extend from the entering portion, to be in fluid communication with an inside of the hose body via the entering portion. |
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