| 摘要 |
PROBLEM TO BE SOLVED: To prevent reduction in the operability of a hose and a pipe which have a suction passage linked with a dust chamber of the vacuum cleaner, an exhaust passage and the exhaust passage. SOLUTION: The hose 2 has a double structure of an inner hose 2a and an outer hose 2b. The inside of the inner hose 2a is made up of the suction passage A linked with the dust chamber 9 of the vacuum cleaner and the exhaust passage B linked with the exhaust passage B of an electric blower 5 formed in the space the vacuum cleaner 1 between the inner hose 2a and the outer hose 2b while the pipe 3 has the inside thereof sectioned into the suction passage A and the exhaust passage B with a partition 37.
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