Patent · US Expired

Threaded muffler nipple and bushing

US4473131A · kind A · utility

9Cited by
28References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1982
Grant dateSep 25, 1984
Priority date
Expiry dateAug 6, 2002

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01N2450/20
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A technique for threadedly securing muffler nipples to a muffler body is disclosed. The muffler nipples are provided with a threaded portion which is adapted to be inserted into a bushing attached to the muffler body, threadedly secured thereto, and tightened with a predetermined torque designed to prevent the nipples from unthreading or loosening within the muffler body.

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