Joining apparatus of thermoplastic pipes
US6357506B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 7, 2000 |
| Grant date | Mar 19, 2002 |
| Priority date | — |
| Expiry date | Jan 7, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C66/5221
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An orbital vibration generator means comprising, in addition to a clamp 4, 5 for holding a pair of thermo plastic pipes coaxially and a pressurizing means 2, 3, 14 for bringing into contact under a pressure junction end faces of a pair of thermo plastic pipes 10, 11 held by these clamps, a crank shaft 8 having a shaft portion 8a and a crank portion 8b in which the axes of these shaft portion 8a and crank portion 8b are eccentric, a motor 6 for giving rotation to the crank shaft 8, a bearing 9 attached to the crank portion 8b of said crank shaft 8, and a orbital vibration clamp 13 holding pipe an end portion of a thermo plastic pipe, formed integrally with the outer ring of the bearing 9 to move integrally with said bearing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.