Patent · US Expired

Muffler with two part housing and flow tubes

US4953660A · kind A · utility

17Cited by
9References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 1989
Grant dateSep 4, 1990
Priority date
Expiry dateFeb 9, 2009

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01N2490/155
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

An automotive exhaust gas muffler comprises gas passage tubes supported in curved portions of two press-formed metal housing parts and communicate with recesses formed in the housing parts.

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