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.
Patent No.:
Date of Patent:
Jan. 27, 2026
Filed:
Nov. 18, 2022
Shanghai Institute of Space Propulsion, Shanghai, CN;
Liang Guan, Shanghai, CN;
Wei Shi, Shanghai, CN;
Ming Yang, Shanghai, CN;
Jiajie Huang, Shanghai, CN;
Fangfang Yang, Shanghai, CN;
Zimo Wang, Shanghai, CN;
Yichi Zhang, Shanghai, CN;
SHANGHAI INSTITUTE OF SPACE PROPULSION, Shanghai, CN;
Abstract
A micro-flow throttling device, comprising: a casing used for assembling; a throttling structure mounted inside the casing to form resistance to control a fluid flow, wherein the throttling structure comprises a first axial hole formed inside a fine threaded rod, a first radial hole is formed on one side of the first axial hole, a fine thread flow channel is mounted on one side of the first radial hole, and a second cavity is formed between the fine thread flow channel and a coarse thread flow channel; a regulating structure mounted on the casing and used for regulating the flow rate of the fluid; and a butt-joint structure mounted on the inner wall of the casing and used for performing disassembly and assembly limiting on the throttling structure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile