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:
Nov. 14, 2006
Filed:
Jun. 29, 2004
Hirokazu Imashige, Hiroshima, JP;
Hirokazu Imashige, Hiroshima, JP;
Kobelco Construction Machinery Co., Ltd., Hiroshima, JP;
Abstract
The present invention is a working machine in which apparatus disposed in an outer peripheral portion of the base machine is covered with a openable guard cover, a window for maintenance, which is opened and closed by a window cover, is provided in front surface of the guard cover, and a locking mechanism, which locks the guard cover in a closed mode and unlocks the guard cover by being operated from the outside, is provided in the inside of the window. According to the present invention, the locking mechanism for the guard cover can be simplified and the guard cover can be made hard to be opened by unauthorized persons.