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:
Jul. 01, 2014
Filed:
Apr. 23, 2008
Takashi Ueda, Hitachinaka, JP;
Haruhisa Fujisawa, Hitachinaka, JP;
Junichi Toukairin, Hitachinaka, JP;
Hiroyuki Hanawa, Hitachinaka, JP;
Keita Saitou, Hitachinaka, JP;
Takashi Ueda, Hitachinaka, JP;
Haruhisa Fujisawa, Hitachinaka, JP;
Junichi Toukairin, Hitachinaka, JP;
Hiroyuki Hanawa, Hitachinaka, JP;
Keita Saitou, Hitachinaka, JP;
Hitachi Koki Co., Ltd., Tokyo, JP;
Abstract
A battery pack for use with a battery-driven power tool includes three battery cells in which two out of three are arranged horizontally in parallel to and in alignment with each other in a lower case and the remaining one battery cell is vertically arranged in an upper case. The upper case of the battery pack is inserted, in use, into a battery pack receiving space formed in the grip portion of a power tool. Therefore, the grip portion can be made thin and usability of the power tool is enhanced.