Rotational mold having a divider ring between facing edges of two separable mold shells
US5529481A · kind A · utility
4Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 9, 1995 |
| Grant date | Jun 25, 1996 |
| Priority date | — |
| Expiry date | Feb 9, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C41/04
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mold is disclosed for producing two unjoined molded items in a single void during a single molding process. A divider ring is provided along the joining seam between mold halves. The ring has a central aperture and is formed of a stick resistant material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.