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. 03, 2023
Filed:
May. 13, 2020
Applicant:
Jdc Corporation, Minato-Ku Tokyo, JP;
Inventors:
Hiroshi Obata, Tokyo, JP;
Hidetoshi Morimoto, Tokyo, JP;
Yuu Sato, Tokyo, JP;
Tsukasa Baba, Tokyo, JP;
Takeo Asakura, Tokyo, JP;
Masaaki Kusano, Tokyo, JP;
Assignee:
JDC Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
E02F 3/84 (2006.01); E02F 3/76 (2006.01);
U.S. Cl.
CPC ...
E02F 3/844 (2013.01); E02F 3/7668 (2013.01);
Abstract
A scraper vehicle is described that can contribute, with a relatively simple and low-cost configuration, to shortening of a construction period, reduction of construction cost, and the like without travel being disabled easily. The scraper vehicle includes an auxiliary drive system that supplies, in excavation by the scraper, a driving force to at least part of traveling wheels of the scraper vehicle. The driving force is supplied constantly or in accordance with a travel resistance of the scraper vehicle.