CPC E02F 9/261 (2013.01) [E02F 9/123 (2013.01); E02F 9/2004 (2013.01); E02F 9/2285 (2013.01); E02F 9/2296 (2013.01)] | 6 Claims |
1. A hydraulic excavator comprising:
a lower track structure;
an upper swing structure swingably attached to an upper portion of the lower track structure;
a front work device attached to the upper swing structure;
an operation device that operates operation targets including the lower track structure, the upper swing structure, and the front work device;
a lock lever switched to one of a lock position that disables an operation of the operation targets by the operation device and a lock release position that permits the operation of the operation targets by the operation device;
a camera that is attached to the upper swing structure and records a video of surroundings of the upper swing structure, the video including time series data of still images recorded by the camera;
a controller configured to detect a presence or absence of an obstacle around the upper swing structure based on a luminance change in each pixel of each still image recorded by the camera; and
a notifying device that makes a notification that the obstacle is detected when the controller detects the obstacle, wherein
the controller is configured to permit the notification by the notifying device when the lock lever is at the lock release position and when the operation device is maintained in a non-operating state from a time of a start of the controller and, when the lock lever is at the lock release position and when the operation device is changed from an operating state to a non-operating state, permit the notification by the notifying device upon the non-operating state being continued for a predetermined time.
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