IP Library Granted Patent US 11,560,692
Granted Patent B2
US 11,560,692 · App. 16/650,104 · Granted Jan 24, 2023

Work machine

Inventors: Yohei Seki (Tokyo, JP); Masataka Ozaki (Tokyo, JP); Kota Imanishi (Tokyo, JP)
Assignee: Komatsu Ltd.
E02F9/26E02F3/34E02F9/0841G01B11/245
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Quick Facts
Patent No.
US 11,560,692
App. No.
16/650,104
Granted
Jan 24, 2023
Kind
B2
Abstract

A work machine includes: a vehicle body front part to which a front wheel is attached; a vehicle body rear part which is coupled to the vehicle body front part through an articulated mechanism and to which a rear wheel is attached; a working equipment coupled to the vehicle body front part; a headlight supported by the vehicle body front part and arranged above the front wheel; and a three-dimensional measurement device arranged on an outer side of the headlight in a vehicle width direction that is in parallel with a rotation axis of the front wheel.

Claims (28)

1. A work machine comprising:

a vehicle body front part to which a front wheel is attached;

a vehicle body rear part which is coupled to the vehicle body front part through an articulated mechanism and to which a rear wheel is attached;

a working equipment coupled to the vehicle body front part;

a housing, supported by a supporting member which is fixed to the vehicle body front part, the housing arranged to surround and to support the following:

a headlight arranged above the front wheel; and

a three-dimensional measurement device arranged on an outer side of the headlight in a vehicle width direction that is in parallel with a rotation axis of the front wheel.

2. The work machine according to claim 1 ,

wherein the working equipment includes a boom coupled to the vehicle body front part, and a bucket coupled to the boom, and

the three-dimensional measurement device is arranged on an inner side of an end part of the bucket in the vehicle width direction.

3. The work machine according to claim 2 ,

wherein a measurement range of the three-dimensional measurement device includes a range on an outer side of the end part of the bucket in the vehicle width direction.

4. The work machine according to claim 1 ,

wherein the three-dimensional measurement device is arranged on each of a right hand and a left hand in the vehicle width direction.

5. The work machine according to claim 1 ,

wherein the three-dimensional measurement device is a stereo camera including a first camera and a second camera, and

the first camera and the second camera are arranged in a vertical direction.

6. The work machine according to claim 1 ,

wherein the working equipment includes a boom coupled to the vehicle body front part, and a bucket coupled to the boom, and

the three-dimensional measurement device is arranged above an upper end part of the bucket in a state in which the bucket is placed below the housing, and is arranged below a lower end part of the bucket in a state in which the bucket is placed above the housing.

7. A work machine comprising:

a vehicle body front part to which a front wheel is attached;

a vehicle body rear part which is coupled to the vehicle body front part through an articulated mechanism and to which a rear wheel is attached;

a boom coupled to the vehicle body front part;

a bucket coupled to the boom; and

a housing, supported by a supporting member which is fixed to the vehicle body front part, the housing arranged to surround and to support the following:

a headlight arranged above the front wheel; and

a three-dimensional measurement device that is arranged above an upper end part of the bucket in a state in which the bucket is placed below the housing, and is arranged below a lower end part of the bucket in a state in which the bucket is placed above the housing.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 24, 2020
From: SEKI, YOHEI; OZAKI, MASATAKA; IMANISHI, KOTA
To: KOMATSU LTD.
Reel/Frame 052209/0819 →
Priority Claims (1)
JP JP2018-015935 · Jan 31, 2018 · national
Continuity (1)
Related Publication 20200224391A1 · Jul 16, 2020