Invention Grant
US07896398B2 Pipe handle and cleaning device using the same 有权
管道手柄和清洁装置使用相同

Pipe handle and cleaning device using the same
Abstract:
Disclosed is a pipe handle including first and second pipes which are engaged together with a male coupling of the second pipe fitted into a female coupling of the first pipe. The first pipe has a larger inside diameter in the female coupling than in a main body adjacent to the female coupling. The second pipe has a continuous outer surface without any step between the male coupling and a main body adjacent to the male coupling. The main body of the first pipe and the main body of the second pipe has an equal or almost equal outside diameter.
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