Title:
縁部シールを備えたバッテリーケース
Document Type and Number:
Japanese Patent JP2004525492
Kind Code:
A
Abstract:
A battery case for a battery containing swellable cellulose separators including case members having opposed undulating mating surfaces and a rim and groove sized to space the surfaces a predetermined distance apart to form a gripping channel such that the outer portion of a stack of dry separators occupies at least 80% but no more than 98% of said channel. On injecting liquid electrolyte into the case, the separators swell and are securely gripped by said undulations and mating surface.
Inventors:
Cheeky, Michael
Robles, Glen
Robles, Glen
Application Number:
JP2002584405A
Publication Date:
August 19, 2004
Filing Date:
April 19, 2002
Export Citation:
Assignee:
Zinc Matrix Power Incorporated
International Classes:
H01M10/12; H01M10/26; H01M10/28; H01M10/32; H01M50/103; H01M50/186; H01M50/193; H01M4/42; H01M4/54; (IPC1-7): H01M2/02; H01M2/08; H01M2/16; H01M10/32
Attorney, Agent or Firm:
Kazuo Shamoto
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Tatsuo Tomizu
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Tatsuo Tomizu