Die-casting piston, and die-casting apparatus incorporating same
US10987731B1 · kind B1 · utility
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20Claims
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Assignee
Inventor
Key dates
| Filing date | Jul 30, 2020 |
| Grant date | Apr 27, 2021 |
| Priority date | — |
| Expiry date | Jul 30, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22D18/06
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A piston of a die-casting apparatus includes: a piston tip having a generally cup-shaped body having an inner front face and an inner cylindrical surface, the inner front face having a plurality of grooves formed therein for conveying cooling fluid; and an inner piston carrier coupled to the piston tip, the carrier comprising an elongate forward portion matingly engaging the piston tip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.