US 2014/0196980 A1 · SILENCING APPARATUS FOR A VEHICLE

Abstract

A muffler has a flattened cross-sectional shape the width of which is greater than its height. The muffler includes therein a plurality of expansion chambers. The muffler also includes an inlet pipe, an outlet pipe and first to third communication pipes, through which the expansion chambers are open to the outside. All of an opening of the inlet pipe, an opening of the outlet pipe and openings of the first to third communication pipes formed in the muffler are arranged such that they fall between a position separated away from one end of the muffler in its width direction by a ¼ length of the width of the muffler and a position separated away from the end of the muffler by a ½ length of the width.

Claims3

Dependent claims

A silencing apparatus for a vehicle, the apparatus comprising:

a muffler having a flattened cross-sectional shape, the width of which is greater than its height;
an inlet pipe, through which exhaust is introduced into the muffler;
an outlet pipe, through which exhaust is discharged from the muffler;
a partition plate, which partitions an interior of the muffler to form a plurality of expansion chambers;
and
a communication hole, which extends through the partition plate,
wherein all of an opening of the inlet pipe, an opening of the outlet pipe, and the communication hole formed in the muffler are arranged such that the openings and the hole fall between a position separated away from one end of the muffler in its width direction by a ¼ length of the width of the muffler and a position separated away from the one end of the muffler by a ½ length of the width.

4 more elements

Dependencies are inferred from the claim text.

Silencing apparatus for a vehicle

Life of this patent

Silencing apparatus for a vehicle

Life of this patent

Abstract

Claims3