Patent · US Expired

Acoustic muffler with one-piece housing

US5187334A · kind A · utility

9Cited by
15References
68Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 1991
Grant dateFeb 16, 1993
Priority date
Expiry dateAug 28, 2011

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01N2530/04
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A muffler of the type used to attenuate exhaust gas noise in exhaust systems of automobiles, trucks, or the like, particularly characterized by a gas flow conduit which is axially slotted and laterally flattened to form a closure and a pair of openings axially inward of the closure, wherein the end walls of the shell are pressed into engagement with the conduit ends to close the conduit and support the conduit.

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