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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 11486420 B1

PDFFull Text
Date of Patent:
Nov. 01, 2022

Filed:

Nov. 07, 2019

Electric work vehicle

Applicant:

Kubota Corporation, Osaka, JP;

Inventors:

Katsuhiko Uemura, Sakai, JP;

Hirokazu Ito, Sakai, JP;

Yasuhiro Manji, Sakai, JP;

Kazuaki Matsuda, Sakai, JP;

Assignee:

Kubota Corporation, Osaka, JP;

Attorney:

The Webb Law Firm

Primary Examiner:

John D Walters

Assistant Examiner:

Hilary L Johns

Int. Cl.
CPC ...
H02K 9/19 (2006.01); F15B 21/0427 (2019.01); B60L 50/60 (2019.01); A01D 34/74 (2006.01); A01D 34/78 (2006.01); B60L 1/00 (2006.01); F15B 13/08 (2006.01); H02K 11/00 (2016.01); A01D 34/66 (2006.01); A01D 101/00 (2006.01);
U.S. Cl.
CPC ...
F15B 21/0427 (2019.01); A01D 34/74 (2013.01); A01D 34/78 (2013.01); B60L 1/003 (2013.01); B60L 50/60 (2019.02); F15B 13/08 (2013.01); H02K 9/19 (2013.01); H02K 11/0094 (2013.01); A01D 34/66 (2013.01); A01D 2101/00 (2013.01); B60L 2200/40 (2013.01); B60L 2240/425 (2013.01);
Abstract

Provided is an electric work vehicle having a simple configuration, yet allowing a hydraulic cylinder to function appropriately even in a low-temperature environment. An electric work vehicle includes a first hydraulic cylinder, a second hydraulic cylinder and a third hydraulic cylinder and includes also a hydraulic system for feeding work oil to these hydraulic cylinders and a traveling motor. The hydraulic system includes an oil heating circuit for heating the work oil using heat generated from the traveling motor.

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Uemura, Katsuhiko. (2022). Electric work vehicle (U.S. Patent No. 11486420). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11486420

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