Aluminum alloy coating, aluminum alloy wheel hub and spraying method of aluminum alloy wheel hub
US11660636B2 · kind B2 · utility
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10Claims
0Family size
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Key dates
| Filing date | Aug 27, 2019 |
| Grant date | May 30, 2023 |
| Priority date | — |
| Expiry date | Mar 30, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B2900/572
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present disclosure provides an aluminum alloy coating, an aluminum alloy wheel hub and a spraying method of an aluminum alloy wheel hub. The aluminum alloy coating includes a base powder layer, a main body layer and a transparent powder layer from inside to outside. The main body layer includes at least two prime coat layers and at least two colored paint layers which are superposed in a preset order.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.