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US 6,294,234 B1Granted
Fluid conduit for fuels and fuel vapors
AssigneeRasmussen GmbH
InventorJanos Kertesz
Life of this patent
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Abstract
A fuel or fuel vapor fluid conduit includes a first thermoplastic material including a thermoplastic polyester elastomer. A second thermoplastic material includes a thermoplastic polyester having higher bending and flexibility than the bending and flexibility of the first thermoplastic material. The second material has a lower tensile strength and impact strength than the tensile strength and impact strength of the first material.
Claims13
A fuel or fuel vapor fluid conduit comprising:
- a first thermoplastic material including a thermoplastic polyester elastomer;
- a second thermoplastic material including a thermoplastic polyester material having higher bending strength and tensile strength than the bending strength and tensile strength of the first thermoplastic material, said second material having a lower extensibility and impact strength than the extensibility and impact strength of said first material;
- and
- a first layer and a second layer, the first thermoplastic material being contained in the first layer and the second thermoplastic material being contained in the second layer.
1 more element
Dependencies are inferred from the claim text.