EP 0369435 A2 19900523 - Insulation for revolving-armature coil.
Title (en)
Insulation for revolving-armature coil.
Title (de)
Isolierung für Drehankerspule.
Title (fr)
Isolant pour armature de bobinage tournant.
Publication
Application
Priority
JP 28666188 A 19881115
Abstract (en)
An insulation structure for revolving-armature coil, according to the present invention, principally uses a polyimide file tape or sheet as at least a part of element wire insulation and insulation to the earth. The tape or sheet is formed of a polyimide composition generally expressed by the following formula: <CHEM> Synthetic resin compound containing polyimide resin and epoxy resin as principal material and an acid anhydride type hardening agent is impregnated and hardened.
IPC 1-7
IPC 8 full level
C08L 79/08 (2006.01); C08G 59/00 (2006.01); C08G 59/18 (2006.01); C08L 63/00 (2006.01); H01B 3/30 (2006.01); H01B 3/40 (2006.01); H01B 17/60 (2006.01); H02K 3/30 (2006.01); H02K 3/32 (2006.01)
CPC (source: EP KR)
H01B 3/306 (2013.01 - EP); H01B 3/38 (2013.01 - KR); H01B 3/40 (2013.01 - EP)
Designated contracting state (EPC)
DE FR GB SE
DOCDB simple family (publication)
EP 0369435 A2 19900523; EP 0369435 A3 19901219; JP 2699475 B2 19980119; JP H02136046 A 19900524; KR 900008539 A 19900604
DOCDB simple family (application)
EP 89121156 A 19891115; JP 28666188 A 19881115; KR 890016645 A 19891115