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. 22, 2026
Filed:
Oct. 05, 2023
Bridgestone Corporation, Tokyo, JP;
Takashi Mizusawa, Tokyo, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
A construction vehicle including a crawler traveling device including a driving sprocket, rollers and an elastic crawler with core metals having a configuration in which rollers arranged along a ground roll on a top surface of a guide protrusion, roller disengagement preventing protrusions respectively protrude in opposite directions of a crawler circumferential direction from a pair of guide protrusion bases of a core metal main body; the roller disengagement preventing protrusions protruding in the crawler circumferential direction to protrude to each other toward opposed core metal main bodies of adjacent core metals mesh each other in a crawler width direction; and ribs are formed that connect the roller disengagement preventing protrusions on a side of a core metal blade part among the roller disengagement preventing protrusions meshing each other in the crawler width direction and core metal blade parts.