Welded metal seal
OwnerKlaus Schmittinventor
Life of this patent
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Abstract
The invention discloses a metal seal with a seam, wherein the metal seal has at least one sealing regions which is delimited on two sides by a respective boundary in order to be in seal-forming contact with at least one corresponding sealing surface, wherein the seam is provided with at least one weld seam, which is characterized in that each weld seam extends only outside the boundaries of at least one sealing region, such that he metal seal at eh seam between the boundaries of at least one sealing region is unwelded over the entire thickness of the seam.
Claims23
A metallic seal with a seam, wherein the metallic seal features at least one sealing area that is respectively defined by a boundary on two sides and serves for contacting at least one corresponding sealing surface in a sealing fashion, wherein the seam is provided with at least one welding seam extending outside the boundaries of the at least one sealing area only such that the metallic seal is unwelded at the seam between the boundaries of the at least one sealing area over the entire thickness of the seam.
A method for producing a metallic seal comprising
- providing a semi-finished band or wire material,
- cutting the semi-finished band or wire material into at least one blank such that each blank features end regions,
- shaping at least one blank such that at least two end regions abut one another, and
- shaping the blanks such that at least one sealing area is defined by boundaries, and
- welding the blanks into a seal such that at least one welding seam extends outside the boundaries of a sealing area only and the seam of the metallic seal remains unwelded between the boundaries of a sealing area.
The method for producing a metallic seal including
- roll-sizing of at least the sealing area.
Dependencies are inferred from the claim text.