Electroconductive hose for cleaner
OwnerShiro Kanaoinventor
Life of this patent
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Abstract
A hose for cleaners comprising a bellows-shaped hose main body and two reinforcing synthetic resin elements arranged side by side axially of the hose and helically wound on and attached to the inner surface of the hose main body. Each of the reinforcing helical elements has embedded therein a conductor comprising a hard steel wire and a plurality of thin copper wires provided on the outer periphery of the hard steel wire and extending longitudinally thereof.
Claims6
An electroconductive hose for cleaners comprising a bellows-shaped hose main body and two reinforcing synthetic resin elements arranged side by side axially of the hose and helically wound on and attached to the inner surface of the hose main body, each of the reinforcing helical elements having embedded therein an electrical conductor comprising a hard steel wire and a plurality of thin copper wires provided on the outer periphery of the hard steel wire and extending longitudinally thereof, said thin copper wires arranged substantially parallel to said hard steel wire.
Dependencies are inferred from the claim text.