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:
May. 02, 1989
Filed:
Feb. 16, 1988
Tsukasa Itou, Sumoto, JP;
Ryuji Kawase, Sumoto, JP;
Yuji Morioka, Tuna, JP;
Masao Ichiba, Sumoto, JP;
Fumituga Tachihara, Sumoto, JP;
Takashisa Awajitani, Sumoto, JP;
Sanyo Electric Co., Ltd., Moriguchi, JP;
Abstract
A rechargeable alkaline cell. Main components of the cell includes a positive electrode, a negative electrode, a separator, and a hydrophobic polymer. The negative electrode includes a conductive support, an active material layer formed on the conductive support, and a conductive layer formed on the active material layer. The separator is disposed between the positive and negative electrodes and impregnated with an alkaline electrolyte. The hydrophobic polymer is disposed between the separator and conductive powder of the conductive layer to be out of contact with the active material layer.