IP Library Granted Patent US 12,215,641
Granted Patent B2
US 12,215,641 · App. 18/658,130 · Granted Feb 4, 2025

Engine

Inventors: Yu Matsui (Osaka, JP); Masato Kishiura (Osaka, JP)
Assignee: YANMAR POWER TECHNOLOGY CO., LTD.
F02D21/08F02M26/30F02M26/33F02M26/41
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Quick Facts
Patent No.
US 12,215,641
App. No.
18/658,130
Granted
Feb 4, 2025
Kind
B2
Abstract

An engine includes an exhaust manifold, and an EGR cooler connected to the exhaust manifold. The EGR cooler overlaps, in a rear view, with a gear case cover which is arranged to face a flywheel housing to be protected from an external impact, particularly, from an impact from the rear side.

Claims (10)

1. An engine, comprising:

an exhaust manifold, and

an EGR cooler connected to the exhaust manifold,

wherein the EGR cooler overlaps, in a rear view, with a gear case cover which is arranged to face a flywheel housing.

2. The engine according to claim 1 , wherein a supply port is provided at an end of the EGR cooler and connected to the exhaust manifold to provide EGR gas.

3. The engine according to claim 2 , wherein the supply port is provided at an upper end of the EGR cooler where the exhaust manifold is provided.

4. The engine according to claim 1 , wherein

the exhaust manifold has an attachment part which is connected to the EGR cooler, and

the attachment part has a supply port into which the EGR gas is supplied from the exhaust manifold.

5. The engine according to claim 2 , wherein the EGR cooler is provided between the gear case cover and a super charger which is located on an exhaust side of the engine.

Assignments (2)
CHANGE OF NAME Recorded May 9, 2024
From: YANMAR CO., LTD.
To: YANMAR POWER TECHNOLOGY CO., LTD.
Reel/Frame 067359/0915 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 8, 2024
From: MATSUI, YU; KISHIURA, MASATO
To: YANMAR CO., LTD.
Reel/Frame 067350/0157 →
Priority Claims (1)
JP 2017-241707 · Dec 18, 2017 · national
Continuity (4)
Continuation 18124924 · Mar 22, 2023
Continuation 17513076 · Oct 28, 2021
Continuation 16762553
Related Publication 20240287944A1 · Aug 29, 2024
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