Tube portion
AssigneeAB Sandvik Materials Technology
InventorMikael Melin
Life of this patent
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Abstract
Herein a metallic tube portion is disclosed. The metallic tube portion comprises a connection element. The connection element comprises a protruding portion of a metallic outer tube of the metallic tube portion and a housing member. The housing member is welded to the protruding portion and at least a further portion of the metallic outer tube and/or a portion of a metallic inner tube. A signal line extends at least partially through the connection element.
Claims13
A metallic tube portion having a longitudinal extension and comprising
- a metallic inner tube having an outer surface,
- a signal line extending longitudinally along at least part of the outer surface of metallic inner tube,
- a metallic outer tube extending along at least part of the metallic inner tube outside of the metallic inner tube and outside of the signal line, and
- optionally a metallic intermediate tube arranged between the metallic inner and outer tubes,
- wherein the metallic tube portion comprises a connection element,
- wherein the connection element comprises a protruding portion of the metallic outer tube and a housing member, the housing member being welded to the protruding portion and at least a further portion of the metallic outer tube, and/or a portion of the metallic inner tube, and/or a portion of the metallic intermediate tube, and
- wherein the signal line, and/or a signal conduit connected to the signal line, extends at least partially through the connection element.
The metallic tube portion according to claim, wherein the protruding portion of the metallic outer tube protrudes from an outer surface of the metallic tube portion , and wherein the signal line, and/or the signal conduit, extends underneath the protruding portion.
Dependencies are inferred from the claim text.