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. 05, 2016
Filed:
May. 31, 2011
Keisuke Shimizu, Osaka, JP;
Tomohiko Yokoyama, Osaka, JP;
Masato Fujikawa, Osaka, JP;
Keisuke Naito, Osaka, JP;
Keisuke Shimizu, Osaka, JP;
Tomohiko Yokoyama, Osaka, JP;
Masato Fujikawa, Osaka, JP;
Keisuke Naito, Osaka, JP;
Abstract
Batteriesare accommodated in a case, wherein the batterieseach include an opening portionfor releasing gas produced in an associated one of the batteries to outside the battery, the caseis partitioned into an accommodation sectionconfigured to accommodate the batteriesand an exhaust passageconfigured to expel the gas released from at least one of the opening portionsof the batteriesto outside the case, the opening portionsof the batteriesare allowed to communicate with the exhaust passagethrough sealed connection passages, and a one-way open valvewhich is configured to open only along a direction from the opening portionof the batteryto the exhaust passageis provided in an intermediate portion or at an end of each of the connection passages