Anti-Kink Device for Hoses, In Particular Vacuum Cleaner Hoses
AssigneeTruplast Kunststofftechnik GmbH
InventorsGeorg Peter Linhart, Christian Norbert Linhart
Life of this patent
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Abstract
An anti-kink device for hoses with an external corrugated structure, in particular for vacuum cleaner hoses, such hoses comprising at least one external groove-like channel which runs in a helical manner. The anti-kink device is formed by a wire coil made from spring steel which is screwed into the groove-like channel from one hose end and is fixed to the hose end. This anti-kink device is applied over the entire hose length or only partially at points of the hose which are at risk of kinking.
Claims11
An anti-kink device for a hose such as a vacuum cleaner hose, the hose having two ends and being wound from a plastic profiled strip to form at least one external groove-like channel which runs in a helical manner, said anti-kink device comprising a wire coil made from spring steel which is screwed into the groove-like channel from one end of the hose, and wherein the wire coil is fixed to one end of the hose.
Dependencies are inferred from the claim text.