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:
Jan. 31, 2012
Filed:
Sep. 30, 2009
Toru Kanemori, Hiroshima-ken, JP;
Yoshinori Mitsui, Hiroshima-ken, JP;
Kousuke Katahira, Kanagawa-ken, JP;
Toru Kanemori, Hiroshima-ken, JP;
Yoshinori Mitsui, Hiroshima-ken, JP;
Kousuke Katahira, Kanagawa-ken, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
An obstacle-removing device having brushes that can be retracted when the device is at the rear side in the traveling direction of the vehicle. The device includes a vertical frame positioned to the leading end in the traveling direction of the vehicle, and a lifting/lowering device attached to the vertical frame to lift and lower a brush holder having brushes and attached to a vertically movable member which can be lifted and lowered by the lifting/lowering device. The brush holder is pivotally attached to the vertically movable member such that the brush holder is tilting forward when the brushes held by the brush holder contact the running surface to perform an obstacle-removing operation.