Structural complex mold
US10981299B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Jul 17, 2020 |
| Grant date | Apr 20, 2021 |
| Priority date | — |
| Expiry date | Jul 17, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C33/10
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mold for molding an object having a shape, the mold comprising: a top, middle, and bottom bodies, said bodies having peripheral walls, and defining a central vertical axis and an inside cavity surface having same central vertical axis, when said bodies are in mutual contact; and a center hole disposed centrally in a top surface of the top body, the center hole aligning with the vertical central axis; the middle body comprising separate halves that are identical in shape; wherein the inside cavity surface comprises at least one protrusion disposed horizontally along the inside cavity surface, and at least one channel disposed horizontally along the inside cavity surface, the at least one channel being adjacent to the at least one protrusion; wherein, in the presence of a molding compound, the inside cavity surface defines at least a portion of the shape of the object being molded within the mold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.