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US 6,659,222 B1Granted
Multi-chambered muffler
AssigneeArvinMeritor GmbH
InventorJames R. Allman
Life of this patent
Estimating the term…
Abstract
A muffler includes an outer shell which defines a chamber. A baffle is positioned in the chamber. A pair of plates cooperate with the baffle to partition the chamber into subchambers.
Claims28
A muffler comprising
- an outer shell defining a chamber internally thereof and including a top wall,
- a baffle extending across the chamber defined by the outer shell, the baffle including an inner plate aperture,
- a pair of inner plates positioned to lie in the inner plate aperture of the baffle, each of the inner plates including a base, the bases of the inner plates defining a plane that is generally perpendicular to the top wall of the outer shell,
- and wherein the baffle and the inner plates cooperate to partition the chamber into subchambers.
1 more element
A muffler comprising
- an outer shell defining a chamber internally therein,
- a baffle extending across the chamber defined by the outer shell, the baffle including an inlet aperture, an inner plate aperture, and an outlet aperture,
- an pair of inner plates positioned to lie in the inner plate aperture,
- an inlet tube positioned to lie in the inlet aperture of the baffle, and
- an outlet tube positioned to lie in the outlet aperture of the baffle.
2 more elements
A muffler comprising
- an outer shell defining a chamber internally thereof,
- a baffle extending across the chamber defined by the outer shell, the baffle including an inner edge defining an inner plate aperture, and
- a pair of inner plates cooperating to form a first tube, a second tube, and a third tube, the first, second, and third tubes being positioned to lie in the inner plate aperture and being spaced apart from the outer shell.
A muffler comprising
- an outer shell defining a chamber internally therein,
- a baffle positioned to lie in the chamber and including a perimeter edge and an inner edge defining an inner plate aperture, the perimeter edge of the baffle abutting the outer shell along the entire length of the perimeter edge of the baffle, and
- a pair of inner plates positioned to lie in the inner plate aperture of the baffle to partition the chamber into subchambers.
Dependencies are inferred from the claim text.