(19)
(11)
EP 0 181 886 A1
(12)
(43)
Date of publication:
28.05.1986
Bulletin 1986/22
(21)
Application number:
85902399.0
(22)
Date of filing:
06.05.1985
(51)
International Patent Classification (IPC):
H05K
7/
20
( . )
(86)
International application number:
PCT/US1985/000826
(87)
International publication number:
WO 1985/005756
(
19.12.1985
Gazette 1985/27)
(84)
Designated Contracting States:
DE FR
(30)
Priority:
25.05.1984
US 19840614166
(71)
Applicant:
MOTOROLA, INC.
Schaumburg, IL 60196 (US)
(72)
Inventors:
OCKEN, Alfred, G.
Franklin Park, IL 60131 (US)
KOWIESKI, Raymond, J.
Mt. Prospect, IL 60056 (US)
(54)
MULTIPLE PLANAR HEAT SINK