Self aligning articulated joint for use in a hot runner system
US7284979B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 15, 2004 |
| Grant date | Oct 23, 2007 |
| Priority date | — |
| Expiry date | Jul 11, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/4984
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An injection molding self aligning articulated joint configured to be disposed between an injection unit and a hot runner. A joint is provided having first and second spherical surfaces and a melt channel therein. The joint is coupled to one of the injection unit and the hot runner. First and second concave pads are provided to as to be respectively in contact with the first and second spherical surfaces. The first and second concave pads are configured to be movable with respect to the first and second spherical surfaces. At least one of the first and second concave pads is coupled to the other one of the injection unit and the hot runner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.