Exhaust system for engine

Details Exhaust system for engine Exhaust system for engine

2007-08-07

2007-08-07

Donovan, Lincoln (Department: 2837)

Acoustics

Sound-modifying means

Muffler, fluid conducting type

C060S313000, C060S324000, C060S323000

Reexamination Certificate

active

10997879

ABSTRACT:
An exhaust manifold has a structure such that an end portion of a collecting section where pipes connected to respective cylinders of an engine are collected is connected to an exhaust pipe via a joint tube member. The joint tube member is constituted by an upper joint portion and a lower joint portion, and cut-out grooves are formed on both joining portions of the upper joint portion or the lower joint portion. With the cut-out grooves, a partition plate is engaged to be positioned, and in this state, the partition plate is fixed to the upper joint portion or the lower joint portion.

REFERENCES:
patent: 4796426 (1989-01-01), Feuling
patent: 4815274 (1989-03-01), Piatti
patent: 6105717 (2000-08-01), Kleukers
patent: 6360782 (2002-03-01), Yoshitoshi et al.
patent: 6702062 (2004-03-01), Kusabiraki et al.
patent: 6722126 (2004-04-01), Kawamizu
patent: 2001-55920 (2001-02-01), None

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