Vented mold
US11745400B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2016 |
| Grant date | Sep 5, 2023 |
| Priority date | — |
| Expiry date | Aug 30, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/58
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mold comprising a first mold element and a second mold element releasingly engagable between an open position and a closed position to define a mold cavity in the closed position and a first part line between the first mold element and second mold element. The first mold element comprises a first mold portion and a second mold portion configured to be reversible separable with respect to one another to define a second part line therebetween disposed interiorly with respect to a periphery of the first part line. At least one vent is disposed in the second part line. In one embodiment, the at least one vent comprises a passageway configured to permit mold material in the mold cavity to enter but not to exit the passageway to cause at least partial curing of the mold material in the passageway.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.