Core pin for making a plastic connector shell having an internal keyway
US4303221A · kind A · utility
15Cited by
20References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 1980 |
| Grant date | Dec 1, 1981 |
| Priority date | — |
| Expiry date | Nov 14, 2000 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C33/485
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention provides a single core pin for use with a mold that may be rearranged to provide a plurality of molded configurations. The core pin is characterized by a plurality of arcuate segments 11 arranged to make up a cylindrical core pin 10. On at least one of the arcuate segments 11 there is along the outer surface thereof at least one radial projection 12 extending a predetermined axial distance along the surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.