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US 12,228,063 B2Granted
Engine apparatus
AssigneeYanmar Power Technology Co., Ltd.
InventorsEiji Yamashita, Yosuke Seiyama
Life of this patent
Estimating the term…
Abstract
An apparatus includes an exhaust gas purification device configured to be coupled to a cylinder head of an engine via a bracket, the exhaust gas purification device defined by a housing including a body portion, a first end portion, and a second end portion, the body portion interposed between the first end portion and the second end portion, the first end portion configured to be coupled to the bracket.
Claims20
An engine apparatus comprising:
- an engine comprising an exhaust gas purification device;
- and
- wherein:
- the exhaust gas purification device is configured to be coupled to a cylinder head by a plurality of brackets;
- each bracket of the plurality of brackets is configured to be coupled to the exhaust gas purification device;
- and
- the plurality of brackets comprises:
- an inlet side bracket configured to couple an exhaust gas inlet side end portion of the exhaust gas purification device and the cylinder head together;
- and
- an outlet side bracket configured to couple an exhaust gas outlet side end portion of the exhaust gas purification device and the cylinder head together;
- an entirety of the outlet side bracket is positioned between an inlet of the exhaust gas purification device and an outlet of the exhaust gas purification device;
- and
- a plane that is orthogonal to a longitudinal axis of an engine output shaft of the engine passes through the exhaust gas purification device and a flywheel of the engine.
10 more elements
An apparatus comprising:
- an exhaust gas purification device configured to be coupled to a cylinder head of an engine via a plurality of brackets, the exhaust gas purification device defined by a housing including a body portion, a first end portion, and a second end portion, the body portion interposed between the first end portion and the second end portion, the exhaust gas purification device configured to receive an exhaust gas at the first end portion and discharge the exhaust gas at the second end portion, an end surface of the second end portion configured to be coupled to the cylinder head via a first bracket of the plurality of brackets, and an end surface of the first end portion configured to be coupled to the cylinder head via:
- a second bracket of the plurality of brackets configured to be coupled to the cylinder head;
- a third bracket of the plurality of brackets including a first end and a second end opposite and orthogonal to the first end, the first end configured to be coupled to the first bracket;
- and
- a fourth bracket of the plurality of brackets configured to be coupled to the end surface of the first end portion of the exhaust gas purification device and the second end of the second bracket.
2 more elements
An apparatus comprising:
- a plurality of brackets configured to be coupled to a cylinder head of an engine and an exhaust gas purification device that is configured to receive an exhaust gas at a first end portion and discharge the exhaust gas at a second end portion, the exhaust gas purification device defined by a housing including a body portion, the first end portion, and the second end portion, the body portion interposed between the first end portion and the second end portion, the plurality of brackets including:
- a first bracket including a first end configured to be coupled to the cylinder head via a second bracket and a second end orthogonal to the first end and configured to be coupled to an end surface of the first end portion of the exhaust gas purification device via a third bracket;
- and
- a fourth bracket configured to be coupled to the cylinder head and an end surface of the second end portion of the exhaust gas purification device.
1 more element
Dependencies are inferred from the claim text.