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:
Jun. 28, 2011
Filed:
Nov. 08, 2007
Makoto Matsushita, Ibaraki, JP;
Takeshi Takei, Ibaraki, JP;
Wataru Isaka, Ibaraki, JP;
Katsutoshi Watanabe, Ibaraki, JP;
Makoto Matsushita, Ibaraki, JP;
Takeshi Takei, Ibaraki, JP;
Wataru Isaka, Ibaraki, JP;
Katsutoshi Watanabe, Ibaraki, JP;
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Abstract
A machine room () is provided between a cab () and a counterweight () which are mounted on a revolving frame () to accommodate an engine (). The machine room () is built of a left front support member (), a rear support member (), a connecting support member () and a left side housing door (). A horizontal grip portion (B) and an inclined grip portion (C) are provided in intermediate portions of the connecting support member () which connects the left front support member () and the rear support member (). By opening the left side housing door (), the inclined grip portion (C) of the connecting support member () comes out, permitting a servicing worker to hold on thereto helping him or her perform a cleaning job of a rear face portion (B) of a cab () in an efficient manner.