The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 2024
Filed:
Apr. 09, 2021
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Hisashi Tago, Kashiwa, JP;
Takenori Hiroki, Ami-machi, JP;
Daiki Machida, Tsuchiura, JP;
Naoki Hagiwara, Kasumigaura, JP;
Taiki Aizawa, Tsuchiura, JP;
Kouhei Hashimoto, Kasumigaura, JP;
HITACHI CONSTRUCTION MACHINERY CO., LTD., Tokyo, JP;
Abstract
A work machine includes: a machine body; an actuator attached to the machine body; an operation device used to operate the actuator; an operation sensor that senses an operation of the operation device; a photographing device that photographs surroundings of the machine body; a video data recording device that records video data including video photographed by the photographing device; a controller that controls the video data recording device; and an object sensor that senses an object in the surroundings of the machine body. The controller determines whether or not a recording and retaining condition including a condition that an object is present in the surroundings of the machine body and a condition that the operation device is operated is satisfied on the basis of a result of sensing in the object sensor and a result of sensing in the operation sensor, and makes the video data recording device record and retain the video data when the recording and retaining condition is satisfied.