Wear ring for die-casting piston, and die-casting piston incorporating same
US10718433B2 · kind B2 · utility
0Cited by
1References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 23, 2018 |
| Grant date | Jul 21, 2020 |
| Priority date | — |
| Expiry date | Apr 5, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22D17/203
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A wear ring for a piston of a die-casting apparatus comprises an annular body having a gap extending therethrough, the gap being configured to define at least two circumferentially offset pairs of circumferentially spaced apart facing surfaces. The annular body comprises an axial end face having at least one arc-shaped recess formed therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.