Weldable half-shell
US12181093B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2023 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Jun 12, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L55/1715
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A fitting for connecting a secondary plastic pipeline of a double pipe system containing two half-shells composed of plastic, wherein in each case each of the half-shells has an integrated heating wire, wherein the heating wire is arranged in each case in the regions of the connecting pieces and the heating wire has several meandering windings, wherein the heating wire is arranged in each case in a groove provided for this in the half-shell and the connecting elements which connect the two half-shells, characterized in that the fitting has distance elements arranged on the inner circumference of the half-shells for concentric arrangement of the fitting with respect to a primary pipeline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.