ENGINE MUFFLER
First Claim
1. An engine muffler comprising:
- a cylindrical muffler body; and
at least one partition plate partitioning an interior of the muffler body in a longitudinal direction of the muffler body into a plurality of expansion chambers, the muffler body being constructed of a plurality of divided muffler body members divided from each other in the longitudinal direction at a position of the partition plate, a gap being provided between opposed end portions of the plurality of divided muffler body members,the partition plate having an annular section held in fitting engagement with an inner peripheral surface of at least one of the opposed end portions of the plurality of divided muffler body members, the partition plate being disposed in such a manner as to close the gap,the opposed end portions of the plurality of divided muffler body members being welded, from a radially outward direction of the muffler body, to an outer peripheral surface of the annular section along respective entire perimeters thereof.
1 Assignment
0 Petitions
Accused Products
Abstract
An engine muffler includes a cylindrical muffler body whose interior is partitioned by at least one partition plate in a longitudinal direction of the muffler body into a plurality of expansion chambers. The muffler body is constructed of a plurality of divided muffler body members divided from each other in the longitudinal direction at the position of the partition plate, and a gap is provided between opposed end portions of the divided muffler body members. The partition plate has an annular section held in fitting engagement with the inner peripheral surface of at least one of the opposed end portions, and it is positioned in such a manner as to close the gap. The opposed end portions are welded, from a radially outward direction, to the outer peripheral surface of the annular section along their respective entire perimeters.
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Citations
4 Claims
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1. An engine muffler comprising:
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a cylindrical muffler body; and at least one partition plate partitioning an interior of the muffler body in a longitudinal direction of the muffler body into a plurality of expansion chambers, the muffler body being constructed of a plurality of divided muffler body members divided from each other in the longitudinal direction at a position of the partition plate, a gap being provided between opposed end portions of the plurality of divided muffler body members, the partition plate having an annular section held in fitting engagement with an inner peripheral surface of at least one of the opposed end portions of the plurality of divided muffler body members, the partition plate being disposed in such a manner as to close the gap, the opposed end portions of the plurality of divided muffler body members being welded, from a radially outward direction of the muffler body, to an outer peripheral surface of the annular section along respective entire perimeters thereof. - View Dependent Claims (2, 3, 4)
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Specification