Back to results
US 8,418,805 B1Granted
Muffler for vehicle
AssigneeHyundai Motor Company
InventorHak Son Han
Life of this patent
Estimating the term…
Abstract
A muffler for a vehicle includes an inner casing, the inner space of the inner casing is divided by baffles to form a plurality of chambers, the inner casing having an entrance defined in one end and an exit defined in the other end, the entrance and the exit communicating with each other. An insulator surrounds the contour of the inner casing. An outer casing surrounds the contour of the insulator, the outer casing being made of synthetic resin.
Claims7
A muffler for a vehicle comprising:
- an inner casing, wherein an inner space of the inner casing is divided by a plurality of baffles to form a plurality of chambers, the inner casing having an entrance defined in one end and an exit defined in the other end, the entrance and the exit communicating with each other;
- an insulator surrounding a contour of the inner casing;
- and
- an outer casing surrounding a contour of the insulator, the outer casing being made of synthetic resin, wherein the inner casing comprises a plurality of covers that are assembled together, portions of the covers that abut against each other are fixed to each other by welding, wherein the inner casing comprises:
- an upper cover provided on an upper front portion thereof, a lower cover fixed to a lower portion of the upper cover, an upper rim of the lower cover having a shape that is the same as that of the lower rim of the upper cover;
- a middle cover fixed to a respective rear end portion of the upper cover and the lower cover, a front rim of the middle cover having a shape that is the same as that of a respective rear rim of the upper cover and the lower cover;
- and an end over fixed to a rear end of the middle cover, a front rim of the end cover a shape that is the same as that of a rear rim of the middle cover.
4 more elements
Dependencies are inferred from the claim text.