(19)
(11)
EP 0 391 939 A1
(12)
(43)
Date of publication:
17.10.1990
Bulletin 1990/42
(21)
Application number:
88910136.0
(22)
Date of filing:
31.10.1988
(51)
International Patent Classification (IPC):
F02N
5/
04
( . )
H02K
7/
02
( . )
H02K
16/
00
( . )
B60K
6/
10
( . )
F02N
11/
04
( . )
H02K
7/
10
( . )
H02K
51/
00
( . )
B60K
6/
365
( . )
(86)
International application number:
PCT/NL1988/000044
(87)
International publication number:
WO 1989/004081
(
05.05.1989
Gazette 1989/10)
(84)
Designated Contracting States:
AT BE CH DE FR GB IT LI NL SE
(30)
Priority:
30.10.1987
NL 19870002588
(71)
Applicant:
SCHUURSMA, Johannes Karel
NL-1861 NA Bergen (NL)
(72)
Inventor:
SCHUURSMA, Johannes Karel
NL-1861 NA Bergen (NL)
(54)
DRIVES WITH DOUBLE-ROTATING ELECTRIC MACHINES