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:
Nov. 15, 2022
Filed:
Dec. 12, 2018
Hitachi Construction Machinery Tierra Co., Ltd., Koka, JP;
Abstract
An upper revolving structure () of a hydraulic excavator () includes a revolving frame (), a counterweight (), an operator's seat (), a right front cover (B) disposed from the right side of the operator's seat () toward a front end side of the revolving frame (), a control valve device (), and an accumulator (). An accumulator support device () is provided between the operator's seat () and the right front cover (B), the accumulator support device () is configured by a box () providing the inside thereof for an accommodating space () and having an opening () and a lid member () mounted on the box () through a hinge member () and opened and closed between an open position at which the side of a free end (D) opens the opening () and a closed position at which the side of the free end (D) closes the opening (), and the accumulator () is mounted on the lid member ().