# US 2019/0376262 A1 · Shovel, method for controlling shovel, and mobile information terminal

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- Number: US 2019/0376262 A1
- Document ID: US20190376262A1
- Status: Published application
- Kind: A1
- Application number: 16/545,200
- Filed: 2019-08-20
- Published: 2019-12-12
- Earliest claimed: 2017-02-24
- Assignees: Sumitomo Heavy Industries, Ltd.
- Applicants: Sumitomo Heavy Industries, Ltd.
- Inventors: Masato KOGA
- Web page: https://patentgrep.com/patent/US20190376262A1

## CPC

- E02F 9/2041: {Automatic repositioning of implements, i.e. memorising determined positions of the implement (for dipper-arms or bucket-arms E02F3/434, E02F3/437, E02F3/438, E02F3/439 take precedence)}
- E02F 9/264: {Sensors and their calibration for indicating the position of the work tool}
- E02F 3/32: working downwardly and towards the machine, e.g. with backhoes
- E02F 3/435: {for dipper-arms, backhoes or the like}
- E02F 9/20: Drives; Control devices (gearings in general F16H; controlling in general G05; electric multi-motor drives H02K, H02P)
- E02F 9/2045: {Guiding machines along a predetermined path (for graders E02F3/841; machines for construction of roads E01C19/004)}
- E02F 9/24: Safety devices {, e.g. for preventing overload (E02F9/226 takes precedence)}
- E02F 9/26: Indicating devices {(E02F5/145 takes precedence)}
- E02F 9/265: {with follow-up actions (e.g. control signals sent to actuate the work tool)}
- E02F: DREDGING; SOIL-SHIFTING (winning peat E21C49/00)

## Abstract

A shovel includes a lower traveling body, an upper rotating body that is rotatably mounted on the lower traveling body, an attachment attached to the upper rotating body, state detecting sensors that detect operational states of components of the shovel and include an attitude sensor that detects an attitude of the attachment, a controller that executes a preset operation based on a detection value detected by the attitude sensor, and a storage that stores detection values detected by the state detecting sensors during execution of the preset operation by the controller in association with the preset operation.

## Claims

### Claim 1

A shovel, comprising:
a lower traveling body;
an upper rotating body that is rotatably mounted on the lower traveling body;
an attachment attached to the upper rotating body;
state detecting sensors that detect operational states of components of the shovel and include an attitude sensor that detects an attitude of the attachment;
a controller that executes a preset operation based on a detection value detected by the attitude sensor; and
a storage that stores detection values detected by the state detecting sensors during execution of the preset operation by the controller in association with the preset operation.

### Claim 2 (depends on 1)

The shovel as claimed in claim 1, wherein the controller executes the preset operation while a gate lock lever is in an unlocked state.

### Claim 3 (depends on 1)

The shovel as claimed in claim 1, wherein the preset operation includes an initial operation where the attitude of the shovel is set in an initial attitude before the operational states are detected by the state detecting sensors, a decision operation where whether the attitude of the shovel has been set in the initial attitude is determined, and a relief operation where the shovel is placed in a hydraulic relief state.

### Claim 4 (depends on 1)

The shovel as claimed in claim 1, further comprising:
a human body detecting sensor that detects presence of a person around the shovel during the execution of the preset operation,
wherein the controller executes the preset operation when no person is being detected by the human body detecting sensor.

### Claim 5 (depends on 1)

The shovel as claimed in claim 1, further comprising:
a human body detecting sensor that detects presence of a person around the shovel during the execution of the preset operation,
wherein the controller stops the preset operation when the human body detecting sensor detects a person during the execution of the preset operation.

### Claim 6

A method for controlling a shovel that includes a lower traveling body, an upper rotating body rotatably mounted on the lower traveling body, an attachment attached to the upper rotating body, and state detecting sensors that detect operational states of components of the shovel and include an attitude sensor that detects an attitude of the attachment, the method comprising:
executing a preset operation based on a detection value detected by the attitude sensor; and
storing detection values detected by the state detecting sensors during execution of the preset operation in association with the preset operation.

### Claim 7 (depends on 6)

The method as claimed in claim 6, wherein the preset operation is executed while a gate lock lever is in an unlocked state.

### Claim 8 (depends on 6)

The method as claimed in claim 6, wherein the preset operation includes an initial operation where the attitude of the shovel is set in an initial attitude before the operational states are detected by the state detecting sensors, a decision operation where whether the attitude of the shovel has been set in the initial attitude is determined, and a relief operation where the shovel is placed in a hydraulic relief state.

### Claim 9 (depends on 6)

The method as claimed in claim 6, wherein the preset operation is executed when no person exists around the shovel.

### Claim 10 (depends on 6)

The method as claimed in claim 6, wherein the preset operation is stopped when a person enters an area around the shovel during the execution of the preset operation.

### Claim 11

A mobile information terminal that communicates with a shovel including a lower traveling body, an upper rotating body rotatably mounted on the lower traveling body, an attachment attached to the upper rotating body, and state detecting sensors that detect operational states of components of the shovel and include an attitude sensor that detects an attitude of the attachment, the mobile communication terminal comprising:
a processor programmed to transmit commands to the shovel to
cause the shovel to execute a preset operation based on a detection value detected by the attitude sensor, and
cause the shovel to store detection values detected by the state detecting sensors during execution of the preset operation in association with the preset operation.

### Claim 12 (depends on 11)

The mobile information terminal as claimed in claim 11, wherein the processor causes the shovel to execute the preset operation while a gate lock lever is in an unlocked state.

### Claim 13 (depends on 11)

The mobile information terminal as claimed in claim 11, wherein the preset operation includes an initial operation where the attitude of the shovel is set in an initial attitude before the operational states are detected by the state detecting sensors, a decision operation where whether the attitude of the shovel has been set in the initial attitude is determined, and a relief operation where the shovel is placed in a hydraulic relief state.
