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:
Nov. 08, 2011
Filed:
Jun. 25, 2008
Yoshiyuki Nakamura, Nishikamo-gun, JP;
Yoshiyuki Nakamura, Nishikamo-gun, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A power storage unit has: a plurality of power storage modules each constituted of a power generation element which in a power generation element case containing the power generation element; and a power storage unit case containing the power storage modules and an insulative liquid, wherein at least two of the power storage modules have a first valve that switches from a closed state to an open state in response to the pressure in the power generation element case increasing up to a first threshold and a second valve that switches from a closed state to an open state in response to the pressure at the outside of the power generation element case increasing up to a second threshold.