A button cell having an air cathode characterized by having a cathode can 21 with air access port 16 in an essentially flat bottom 23. Air cathode 29 is positioned with its hydrophobic portion 28 abutting flat bottom 23 and grooves 25 or 25a are provided in the central portion of the interior of bottom 23 of cathode can 21 or in abutting hydrophobic portion 28 of air cathode 29 respectively.
申请公布号
NO842510(A)
申请公布日期
1984.12.27
申请号
NO19840002510
申请日期
1984.06.21
申请人
RAYOVAC CORP,
发明人
OLTMAN, JOHN,;CARPENTER, DENIS DAROL,;DOPP, ROBERT BRIAN,