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US 6,581,643 B2Granted
Channel for an automobile fluid
AssigneeNobel Plastiques
InventorsJérôme Guippe, Pierre Milhas
Life of this patent
Estimating the term…
Abstract
A transport tube for transporting a motor vehicle fluid, in particular a coolant, which tube comprises: an inner layer (1) made of vulcanized elastomer material; an outer layer (2) made of thermoplastic material that withstands the coolant chemically and that is impermeable thereto; and an intermediate bonding layer (3) made of a material that is compatible with the materials of the inner and outer layers.
Claims10
A tube for transporting a motor vehicle fluid, in particular a coolant, wherein said tube consists of:
- an inner layer (1) made of vulcanized elastomer material;
- an outer layer (2) made of thermoplastic material that withstands the coolant chemically and that is impermeable thereto;
- and
- an intermediate bonding layer (3) made of a material that is compatible with the materials of the inner and outer layers.
1 more element
A tube for transporting a motor vehicle fluid, wherein said tube consists of:
- an inner layer (1) made of vulcanized elastomer material;
- an outer layer (2) made of thermoplastic material that withstands the coolant chemically and that is impermeable thereto;
- an intermediate bonding layer (3) made of a material that is compatible with the materials of the inner and outer layers;
- and
- a coating layer (4) made of vulcanized elastomer material covering the layer (2) made of thermoplastic material, and bonded to said layer (2) via an intermediate bonding layer (5) made of a material that is compatible with the coating layer (4) and the layer (2) made of thermoplastic material.
2 more elements
Dependencies are inferred from the claim text.