United States
US 12,697,785 B2
Variable weld spacing
US 12,697,785 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-04. Applicant: Georg Fischer Rohrleitungssysteme AG. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- Georg Fischer Rohrleitungssysteme AG
- Inventors
- Edin HASIFIC; Mariano GUTIERREZ; Benedikt ENGESSER; Thomas WALDRAFF; Juergen ROESCH
- Publication date
- 2026-08-04
- Filing date
- 2024-07-31
- Document type
- B2 Granted patent
- Also written as
- US 12,697,785 B2 · US12697785 · 12697785
Abstract
Half-shell for the receiving and concentric guidance of a plastic pipe in a butt welding machine, wherein the half-shell has a semi-circular shape with an internal diameter corresponding to the external diameter of the pipe to be received, at least one external diameter in order to be accurately received in a clamping unit of a butt welding machine, a front face, a rear face and a thickness extending axially between the front face and the rear face, wherein at least one spacing element is arranged on the front face and protrudes over the front face in the axial direction.
The opening of the abstract. The full text is in the PDF.
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Patent office website: United States Patent and Trademark Office (USPTO)
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