Moving part, compressor, and manufacturing method thereof
US12038005B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2022 |
| Grant date | Jul 16, 2024 |
| Priority date | — |
| Expiry date | Dec 14, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2230/92
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A moving part of a compressor, a compressor including the moving part, and a method of manufacturing the moving part, the moving part including a base material having a polished surface and including a steel material; an adhesive layer arranged on the polished surface; and a coating layer including diamond-like carbon. The adhesive layer may be arranged between the base material and the coating layer and bond the coating layer to the base material, and the base material may include an etching-processed area having a plurality of microgrooves (MG) extending in a downward direction into the base material from the polished surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.