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:
Dec. 28, 2010
Filed:
Aug. 25, 2006
Yasuyuki Oyamada, Chikugo, JP;
Keiichi Nishihara, Chikugo, JP;
Takahiro Ikeda, Chikugo, JP;
Takafumi Nobayashi, Chikugo, JP;
Masao Nagata, Chikugo, JP;
Saizou Kondou, Chikugo, JP;
Masami Miyanishi, Chikugo, JP;
Yasuyuki Oyamada, Chikugo, JP;
Keiichi Nishihara, Chikugo, JP;
Takahiro Ikeda, Chikugo, JP;
Takafumi Nobayashi, Chikugo, JP;
Masao Nagata, Chikugo, JP;
Saizou Kondou, Chikugo, JP;
Masami Miyanishi, Chikugo, JP;
Yanmar Co., Ltd., Osaka-shi, JP;
Abstract
An objective of the present invention is to provide a counterweight of a power shovel interchangeable with that of a superordinate model without affecting a rear end radius of the shovel at the time of rotation. In the power shovelin which the counterweight is formed at the rear part of a vehicle body frameextended from a front end to a rear end of a lower part of a rotation upper body, and an engineis mounted on the rear part of the vehicle body frame, an additional weightis placed in a space between the rear part of the vehicle body frameand the engine