Patent · US Expired

Valve device

US6533245B2 · kind B2 · utility

6Cited by
5References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateOct 2, 2001
Grant dateMar 18, 2003
Priority date
Expiry dateOct 2, 2021

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25B2341/0683
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A valve device including a main body formed with a passage for allowing a refrigerant to flow therethrough; and a valve member provided in the passage. The main body includes an aluminum alloy containing 0.2 to 1.5 weight % of Si; 0.2 to 1.5 weight % of Mg; 0.001 to 0.2 weight % Ti; at least 0.1 weight % of Mn, Zr or the both; and Al and inevitable impurities, and having a fiber structure.

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