Compressor and refrigeration device with an oil return channel having a first relative distance to an inner-side wall
US11971036B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2021 |
| Grant date | Apr 30, 2024 |
| Priority date | — |
| Expiry date | Apr 7, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2240/809
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A compressor and a refrigeration device are provided. The compressor has a shell, a compression assembly, a motor, an oil sump and an oil return channel. The shell defines a cavity. A part of the compression assembly is connected to the shell and located in the cavity. The cavity is divided into a first cavity and a second cavity by the compression assembly. A part of the motor is arranged in the first cavity. A part of the shell located below the central axis of the motor is a first shell. The oil sump is arranged in the second cavity. The oil return channel is arranged in the compression assembly, and is provided with an oil inlet facing the first cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.