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:
Sep. 14, 2004
Filed:
Nov. 30, 2000
Applicant:
Inventors:
Hideki Kinugawa, Hiroshima, JP;
Masayuki Komiyama, Hiroshima, JP;
Hirokazu Araya, Kobe, JP;
Masayuki Kagoshima, Kobe, JP;
Assignee:
Kobelco Construction Machinery Co., Ltd., Hiroshima, JP;
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/08 ; F16D 3/102 ;
U.S. Cl.
CPC ...
E02F 9/08 ; F16D 3/102 ;
Abstract
An excavator in which a generator is driven by an engine as a power source. Electric motors are driven by electric power supplied from the generator, and a lower traveling body, an upper turning body, and operating parts of an excavation attachment are operated by the electric motors.