Scroll compressor having shaft frame support including guide holes to flow oil for bearing lubrication
US11136981B2 · kind B2 · utility
0Cited by
3References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2017 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Mar 9, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2240/56
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A scroll compressor may include a rotational shaft, the rotational shaft including a first frame support having an inner circumferential surface, into which a boss of a first scroll is inserted, and an outer circumferential surface that forms an outer surface of the rotational shaft; and at least one guide hole that extends from the inner circumferential surface to the outer circumferential surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.