Patent · US Active

Rotor assembly, compressor and air conditioner

US12188472B2 · kind B2 · utility

0Cited by

6References

13Claims

0Family size

Assignee

GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI · CN

Inventors

Hua Liu · Longbeilingcun, CN
Zhiping Zhang · Longbeilingcun, CN
Xiaokun Wu · Longbeilingcun, CN
Yushi Bi · Tangxia, CN

Key dates

Filing date	Oct 19, 2021
Grant date	Jan 7, 2025
Priority date	—
Expiry date	Oct 19, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04C2240/20
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A rotor assembly, a compressor and an air conditioner. The rotor assembly includes a first rotor, including a first working portion and a second working portion coaxially arranged, the first working portion and the second working portion are rotatable about a first axis; the first working portion includes a plurality of first helical blades, with a first blade groove being formed between adjacent two of the plurality of first helical blades; at least one first air pressure groove is provided on a first end face of the first working portion away from the second working portion.

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