IP Library Granted Patent US 8,434,580
Granted Patent B2
US 8,434,580 · App. 12/974,300 · Granted May 7, 2013

Utility vehicle with air-intake apparatus for engine

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Quick Facts
Patent No.
US 8,434,580
App. No.
12/974,300
Granted
May 7, 2013
Kind
B2
Abstract

A utility vehicle with an air-intake apparatus for an engine. The air-intake apparatus includes an air-intake duct connected to the engine, the air-intake duct extending in a bonnet chamber, and an air cleaner case connected to an air-intake upstream portion of the air-intake duct. The air cleaner case accommodates a tubular filter element. The air cleaner case is arranged so as to be inclined in the bonnet chamber so that a central axis of the filter element is inclined forward.

Claims (17)

1. A utility vehicle, comprising:

a bonnet chamber positioned in a front part of the vehicle and covered with a bonnet;

a partition plate and a dashboard positioned at a rear side of the bonnet chamber;

a V-type engine arranged at a rear position relative to the bonnet chamber, the V-type engine including a front cylinder and a rear cylinder; and

an air-intake apparatus for supplying combustion air to the engine, wherein the air-intake apparatus includes:

an air-intake chamber arranged above a space between the front cylinder and the rear cylinder of the V-type engine;

an air-intake duct connected to an air-intake portion of the V-type engine, the air-intake duct extending forward from the air intake-chamber, first, curving downward, then, extending upward along a rear surface of the partition plate, and last of all, entering a space in a rear upper portion of the bonnet chamber such that a front end of the air-intake duct is disposed in the upper end portion of the bonnet chamber; and

an air cleaner case connected to the front end of the air-intake duct, the air cleaner case accommodating a tubular filter element, the air cleaner case being arranged so as to be inclined in the bonnet chamber so that a central axis of the filter element is inclined forward.

2. The utility vehicle according to claim 1 , wherein the air cleaner case has a case main body and an upper lid, the case main body having a bottom wall and a peripheral side wall, and

an air inlet and an air outlet are formed in the bottom wall of the case main body.

3. The utility vehicle according to claim 1 , wherein the air cleaner case has a case main body and an upper lid, the case main body having a bottom wall and a peripheral side wall, and

the tubular filter element is fixed to the upper lid and attached to the case main body integrally with the upper lid.

4. The utility vehicle according to claim 1 , further comprising an electric component arranged outside the air cleaner case, the electric component being located near the air cleaner case and above and behind the air cleaner case.

5. The utility vehicle according to claim 1 , wherein a battery is arranged under the air cleaner case.

6. The utility vehicle according to claim 2 , wherein a snorkel extending upward with an upper end thereof opened downward is detachably connected to the air inlet formed in the bottom wall of the case main body.

7. The utility vehicle according to claim 6 , wherein the snorkel is opened in the dashboard above the partition plate.

8. The utility vehicle according to claim 6 , wherein the snorkel is provided with a substantially arc shape attachment support portion on a lower surface of an upper end thereof.

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded Jun 2, 2022
From: KAWASAKI JUKOGYO KABUSHIKI KAISHA
To: KAWASAKI MOTORS, LTD.
Reel/Frame 060300/0504 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 4, 2011
From: AZUMA, SHINJIRO
To: KAWASAKI JUKOGYO KABUSHIKI KAISHA
Reel/Frame 025900/0740 →