(19)

(11)

EP 0 832 504 A1

(12)

(43) Date of publication: 01.04.1998 Bulletin 1998/14 (21) Application number: 96916464.0 (22) Date of filing: 17.05.1996

(51) International Patent Classification (IPC):  H01M 8/ 02( . ) H01M 8/ 24( . ) H01M 8/ 04( . ) (86) International application number: PCT/US1996/006877 (87) International publication number: WO 1996/037005 (21.11.1996 Gazette 1996/51)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 17.05.1995 US 19950443139 (71) Applicant: H POWER CORPORATION Belleville, NJ 07109 (US)	(72) Inventors: SPEAR, Reginald, G., Jr. Sacramento, CA 95837 (US) FRANKLIN, Jerrold, E. Sacramento, CA 95827 (US) HAYES, William, A. Wilton, CA 95693 (US) JANKE, David, E. Orangevale, CA 95662 (US) (74) Representative: Calderbank, Thomas Roger  MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP London WC2B 6HP (GB)