The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 18, 2023

Filed:

Dec. 11, 2018
Applicant:

Gree Electric Appliances, Inc. of Zhuhai, Guangdong, CN;

Inventors:

Hua Liu, Guangdong, CN;

Tianyi Zhang, Guangdong, CN;

Rihua Li, Guangdong, CN;

Zhongkeng Long, Guangdong, CN;

Yungong Xu, Guangdong, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 18/16 (2006.01); F04C 18/18 (2006.01); F04C 18/08 (2006.01);
U.S. Cl.
CPC ...
F04C 18/16 (2013.01); F04C 18/084 (2013.01); F04C 2240/20 (2013.01); F04C 2250/20 (2013.01);
Abstract

Provided is a rotor structure of a screw compressor and an inverter screw compressor with the same. The rotor structure includes: a female rotor including a female rotor body, wherein the female rotor body includes a plurality of female teeth, and a tooth profile is formed between tooth crests of two adjacent female teeth of the female rotor body, and the tooth profile is formed by sequentially connecting an arc segment ab an envelope bc, an arc segment cd, an arc segment de, an arc segment ea, an arc segment aafrom front to rear along a counterclockwise direction, wherein centers of the arc segment cd and the arc segment de are respectively located on both sides of the tooth profile.


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