IP Library › Granted Patent US 11,008,731
Granted Patent B2
US 11,008,731 · App. 16/466,326 · Granted May 18, 2021

Work vehicle

Inventors: Masashi Hoshino (Tokyo, JP); Atsushi Karami (Tokyo, JP); Hirofumi Kotaki (Tokyo, JP); Shinji Hirose (Tokyo, JP); Masamichi Miyazaki (Tokyo, JP)
Assignee: KOMATSU LTD.
E02F9/16B60R21/11B60R21/13B62D33/06E02F9/163E02F9/26H01Q1/3275
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Quick Facts
Patent No.
US 11,008,731
App. No.
16/466,326
Granted
May 18, 2021
Kind
B2
Abstract

A work vehicle includes: a cab to be boarded by an operator, the cab including a roof; and a first antenna mounted on the roof. The first antenna is positioned selectively at one of a position lower than a topmost portion of the roof, and a position protruding upward relative to the topmost portion of the roof.

Claims (16)

1. A work vehicle comprising:

a cab to be boarded by an operator, the cab including a roof; and

an antenna mounted on the roof, the antenna being positionable selectively at one of a first arrangement position located lower than a topmost portion of the roof, and a second arrangement position protruding upward relative to the topmost portion of the roof,

wherein the roof is stepped to include an upper stage surface and a lower stage surface, and

wherein the antenna positioned at the first arrangement position is located above the lower stage surface.

2. The work vehicle according to claim 1 , comprising:

a lower support configured to support the antenna positioned at the first arrangement position; and

an upper support configured to support the antenna positioned at the second arrangement position.

3. The work vehicle according to claim 2 , wherein the antenna positioned at the first arrangement position is fixed to the lower support.

4. A work vehicle comprising:

a cab to be boarded by an operator, the cab including a roof; and

an antenna mounted on the roof, the antenna being positionable selectively at one of a first arrangement position located lower than a topmost portion of the roof, and a second arrangement position protruding upward relative to the topmost portion of the roof,

wherein a rollover protection structure is configured to be attachable to and detachable from the work vehicle, the rollover protection structure includes:

a column located laterally to the cab of the work vehicle to which the rollover protection structure is attached; and

a beam located above the cab of the work vehicle to which the rollover protection structure is attached,

wherein the antenna positioned at the first arrangement position is located at a position from which the beam has been removed.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 4, 2019
From: HOSHINO, MASASHI; KARAMI, ATSUSHI; KOTAKI, HIROFUMI; HIROSE, SHINJI; MIYAZAKI, MASAMICHI
To: KOMATSU LTD.
Reel/Frame 049359/0289 →
Continuity (1)
Related Publication 20200032479A1 · Jan 30, 2020
Cited By (3)
US 12,269,528 US 12,288,930 US 12,668,304