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:
Apr. 17, 2007
Filed:
May. 19, 2004
Yoshiteru Kubo, Fukuoka, JP;
Shinichi Senba, Saitama, JP;
Jun Noguchi, Saitama, JP;
Kouhei Urase, Shiga, JP;
Takaharu Nishimura, Shiga, JP;
Yoshiteru Kubo, Fukuoka, JP;
Shinichi Senba, Saitama, JP;
Jun Noguchi, Saitama, JP;
Kouhei Urase, Shiga, JP;
Takaharu Nishimura, Shiga, JP;
Komatsu Ltd., Tokyo, JP;
Komatsu Zenoah Co., Kawagoe, Saitama, JP;
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Abstract
A construction machine where a load acting on a vehicle body during an operation is transferred to ensure the strength of the vehicle body, thereby improving reliability including welding reliability. In the construction machine, at least one of the height differences between an upper face or a lower face of the center frame at a joining portion between the center frame and the connecting member and an upper face or a lower face of a center joining portion of the connecting member is set respectively at a dimension that is approximately equal to or less than the thickness of an upper face plate or a lower face plate of the center frame.