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. 04, 1976
Filed:
Sep. 08, 1975
Philip C Symons, Birmingham, MI (US);
Harry K Bjorkman, Jr, Birmingham, MI (US);
Energy Development Associates, Madison Heights, IL (US);
Abstract
A bipolar electrode apparatus for use in a secondary electrical energy storage device comprising a first member having a front and back side, a second member having a front and back side, a plurality of passageways formed by the attachment on the back sides of the first and second members and provided that the front side of the first member is the positive electrode in one cell and the front side of the second member is the negative electrode of a second cell, the first member being permeable to electrolyte but gas impermeable and adapted to pass electrolyte from the passageway through it and the second member being both gas and electrolyte impermeable.