Patent ID: 11913194
Assignee: SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 12:
13. A shovel comprising:
an undercarriage;
an upper swing structure swingably mounted on the undercarriage;
an object detector provided on the upper swing structure; and
a hardware processor configured to automatically brake a drive part of the shovel according to a predetermined braking pattern, in accordance with a distance between the shovel and an object, the distance being detected by the object detector,
wherein the hardware processor is configured to automatically brake the drive part by controlling a solenoid valve according to the predetermined braking pattern,
the solenoid valve is provided between a hydraulic pump and a control valve,
the control valve is a spool valve, and
the solenoid valve is configured to control a movement of the spool valve.