Patent · US Expired

Discharge muffler and method

US5101931A · kind A · utility

16Cited by
8References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1990
Grant dateApr 7, 1992
Priority date
Expiry dateMay 23, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S181/403
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A compressor discharge gas muffler comprising a single expansion chamber and an impedence tube for attenuation the fundamental low frequency discharge gas pulses, and a side outlet positioned to attenuate higher frequencies. A method of attenuation is also disclosed.

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