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:
May. 12, 2015
Filed:
May. 14, 2012
Takahiro Kobayashi, Tsuchiura, JP;
Tsuyoshi Nakamura, Tsuchiura, JP;
Kensuke Sato, Ushiku, JP;
Hiroyuki Azuma, Ushiku, JP;
Takahiro Kobayashi, Tsuchiura, JP;
Tsuyoshi Nakamura, Tsuchiura, JP;
Kensuke Sato, Ushiku, JP;
Hiroyuki Azuma, Ushiku, JP;
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Abstract
On the right front side of a revolving frame () constituting an upper revolving structure (), an operating oil tank () and a fuel tank () are arranged. On the front side of this operating oil tank () and the fuel tank (), an equipment accommodating case () forming an accommodating space (A) inside is provided. In the accommodating space (A) in the equipment accommodating case (), a control valve unit () for controlling supply/discharge of the operating oil and a urea water tank () storing urea water for removing nitrogen oxides contained in an exhaust gas of the engine () are arranged together.