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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.:

US 11396225 B1

PDFFull Text
Date of Patent:
Jul. 26, 2022

Filed:

Oct. 02, 2019

Electric work vehicle, battery pack for electric work vehicle and contactless charging system

Applicant:

Kubota Corporation, Osaka, JP;

Inventors:

Hirokazu Ito, Osaka, JP;

Kazuo Koike, Osaka, JP;

Yasuhiro Manji, Osaka, JP;

Assignee:

Kubota Corporation, Osaka, JP;

Attorney:

The Webb Law Firm

Primary Examiner:

Hau V Phan

Int. Cl.
CPC ...
B60K 1/00 (2006.01); B60K 1/04 (2019.01); B60K 7/00 (2006.01); B60K 17/04 (2006.01); A01D 34/78 (2006.01); A01D 34/82 (2006.01); H01M 10/625 (2014.01); H01M 10/6563 (2014.01); H01M 10/6551 (2014.01); B60L 50/60 (2019.01); B60L 58/26 (2019.01); B60L 53/122 (2019.01); B60L 53/126 (2019.01); B60L 53/302 (2019.01); B60L 53/30 (2019.01); H01M 50/20 (2021.01); A01D 69/02 (2006.01); A01D 34/66 (2006.01);
U.S. Cl.
CPC ...
B60K 1/04 (2013.01); A01D 34/78 (2013.01); A01D 34/82 (2013.01); B60K 7/0007 (2013.01); B60K 17/043 (2013.01); B60L 50/66 (2019.02); B60L 53/122 (2019.02); B60L 53/126 (2019.02); B60L 53/302 (2019.02); B60L 53/305 (2019.02); B60L 58/26 (2019.02); H01M 10/625 (2015.04); H01M 10/6551 (2015.04); H01M 10/6563 (2015.04); H01M 50/20 (2021.01); A01D 34/66 (2013.01); A01D 69/02 (2013.01); B60K 2001/005 (2013.01); B60K 2001/0416 (2013.01); B60K 2007/0046 (2013.01); B60K 2007/0053 (2013.01); B60K 2007/0061 (2013.01); B60L 2200/40 (2013.01); B60L 2220/42 (2013.01); B60L 2220/46 (2013.01); B60Y 2200/223 (2013.01); B60Y 2300/91 (2013.01); B60Y 2304/01 (2013.01); B60Y 2400/112 (2013.01); Y02T 10/64 (2013.01); Y02T 10/70 (2013.01); Y02T 10/7072 (2013.01); Y02T 90/12 (2013.01); Y02T 90/14 (2013.01);
Abstract

An electric work vehicle includes: a battery pack that is arranged between a left rear wheel arranged outside of a left frame and a right rear wheel arranged outside of a right frame, the front end of the battery pack being located forward of an axle center of a rear wheel unit; a left motor that is arranged above the battery pack, in the periphery of the left rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the left rear wheel; and a right motor that is arranged above the battery pack, in the periphery of the right rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the right rear wheel.

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