Patent · US Active

Scroll compressor for refrigerant-oil mixtures with oil return

US11982276B2 · kind B2 · utility

0Cited by

0References

16Claims

0Family size

Assignee

Hanon Systems · KR

Inventors

Philipp Rosenbach · Aachen, DE
Michael Friedl · Pulheim, DE
Dirk Gutberlet · Würselen, DE
Kadir Dursun · Cologne, DE

Key dates

Filing date	Nov 11, 2021
Grant date	May 14, 2024
Priority date	—
Expiry date	Nov 11, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04C2240/30
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A scroll compressor for refrigerant-oil mixtures with oil return, including a housing element and a fixed scroll, wherein the housing element is connected to the fixed scroll by means of a seal in such a way that an outlet chamber is formed between the housing element and the fixed scroll, wherein, for oil separation and oil return purposes, an oil separation chamber, which has a high-pressure refrigerant outlet and an oil collection area, and an oil return channel towards a suction pressure chamber are arranged downstream of the outlet chamber, the scroll compressor being characterized in that an outlet chamber drain for draining oil into the oil return channel of the oil separation chamber is formed in the geodetic lower region of the outlet chamber.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.