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. 17, 2017
Filed:
Jan. 15, 2015
Applicant:
Chervon Intellectual Property Limited, Road Town, VG;
Inventors:
Dezhong Yang, Nanjing, CN;
Qichun Zhang, Nanjing, CN;
Haishen Xu, Nanjing, CN;
Junya Duan, Nanjing, CN;
Hao Du, Nanjing, CN;
Assignee:
Chevron Intellectual Property Limited, Road Town, VG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); A01D 69/02 (2006.01); A01D 34/00 (2006.01); G01K 7/01 (2006.01); G01K 13/00 (2006.01); A01D 101/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0013 (2013.01); A01D 34/00 (2013.01); A01D 69/02 (2013.01); G01K 7/01 (2013.01); G01K 13/00 (2013.01); A01D 2101/00 (2013.01);
Abstract
A tool discharges one battery pack and a charger simultaneously charges another battery pack to provide for continuous and circular operation of the tool. Tool system includes a tool and a lithium based battery pack having a nominal voltage of at least 56 volts for supplying power to the tool. A heat absorbing device is associated with the battery pack and includes a phase-change material.