Solid electrolyte battery cell

• US 2,954,417 A
• Filed: 08/19/1957
• Issued: 09/27/1960
• Est. Priority Date: 08/19/1957
• Status: Expired due to Term

• Current Assignee: Donald M. Smyth, Kurt Lehovec
• Original Assignee: Donald M. Smyth, Kurt Lehovec
• Inventors: KURT LEHOVEC, Smyth, Donald M.
• Application Number:
  US03/678,776
• Time in Patent Office: 1,135 Days
• US Class Current: 429/94
• CPC Class Codes: H01M 6/10 with wound or folded electrodes
• CPC Class Codes: H01M 6/18 with solid electrolyte

Claims

1. A STRUCTURE FOR A SOLID ELECTROLYTE BATTERY CELL INCLUDING METALLIC ANODE MATERIAL AND NON-METALLIC CATHODE MATERIAL, SAID STRUCTURE COMPRISING AN ELONGATED RECTANGULAR SHEET OF SAID ANODE MATERIAL, SAID SHEET OF ANODE MATERIAL BEING COATED WITH A LAYER OF SOLID ELECTROLYTE MATERIAL, AN ELONGATED SHEET OF SAID CATHODE MATERIAL BEING DISPOSED ADJACENT SAID SHEET OF ANODE MATERIAL, CONDUCTIVE MATERIAL DISPOSED IN ELECTRICAL CONTACT WITH SAID CATHODE MATERIAL, SAID SHEETS OF ANODE AND CATHODE MATERIAL AND SAID CONDUCTIVE MATERIAL BEING ROLLED TO FORM A CYLINDRICAL ASSEMBLY, TERMINAL MEANS DISPOSED IN ELECTRICAL CONTACT WITH SAID ANODE AND CATHODE SHEETS, INSULATING MEANS DISPOSED ABOUT THE OUTSIDE OF SAID CYLINDRICAL ASSEMBLY, SAID TERMINAL MEANS EXTENDING THROUGH SAID INSULATING MEANS, SAID ELONGATED SHEET OF SAID CATHODE MATERIAL BEING COMPRISED OF A MIXTURE OF FINELY DIVIDED CATHODE MATERIAL AND A BINDER, SAID MIXTURE BEING PRESSED INTO INTIMATE CONTACT WITH A LOOSE MESH OF SUPPORTING MATERIAL, SAID LOOSE MESH OF SUPPORTING MATERIAL BEING MADE OF A LOOSE MESH OF CONDUCTIVE WIRE, THIN STRIPS OF CONDUCTIVE MATERIAL BEING DISPOSED AT SHORT INTERVALS UPON SAID CATHODE MATERIAL IN ELECTRICAL CONTACT WITH SAID LOOSE MESH OF CONDUCTIVE WIRE, SAID STRIPS BEING INSERTED THROUGH SLEEVES OF AN INSULATING MATERIAL, SAID SLEEVES EXTENDING ACROSS THE JUNCTON OF SAID STRIPS WITH THE EDGE OF SAID CATHODE SHEET, AND CONDUCTIVE MEANS CONNECTS SAID STRIPS EXTERNALLY OF SAID SHEET TO A CATHODE TERMINAL MEANS.