Pin for gas assisted injection molding system
US6354826B1 · kind B1 · utility
7Cited by
17References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 19, 1999 |
| Grant date | Mar 12, 2002 |
| Priority date | — |
| Expiry date | Feb 19, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C45/1735
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A nozzle having an internally threaded bore communicating through a mold body with a source of a pressurized gas, and an externally threaded pin received within and engaging the threaded bore. The pin has a machined longitudinal surface creating an air passage through the bore when the pin is in place. At the outlet end of the nozzle the pin carries one or more washers having air passages machined therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.