METHOD AND APPARATUS FOR ACCOMPLISHING GAS-FLOW INTO THE GAP BETWEEN STATOR AND ROTOR OF AN ELECTRIC MACHINE - Patent 0720784

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EP 0 720 784 A1

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(43)	Date of publication:
	10.07.1996 Bulletin 1996/28

(21)	Application number: 94927674.0

(22)	Date of filing: 23.09.1994

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International Patent Classification (IPC):

H02K 1/ 20^{( . )}

H02K 9/ 00^{( . )}

(86)	International application number:
	PCT/FI1994/000427

(87)	International publication number:
	WO 1995/008861 (30.03.1995 Gazette 1995/14)

(84)	Designated Contracting States:
	DE FR GB

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Priority:

24.09.1993 FI 19930004177

(71)	Applicant: HIGH SPEED TECH OY LTD.
	SF-33100 Tampere (FI)

(72)	Inventors:
	HELEVIRTA, Kauko FIN-33100 Tampere (FI) LARJOLA, Jaakko FIN-52700 Mäntyharju (FI)

(74)	Representative: Kahilainen, Hannu Juhani
	Tampereen Patenttitoimisto Oy, Kanslerinkatu 6 33720 Tampere 33720 Tampere (FI)

(54)	METHOD AND APPARATUS FOR ACCOMPLISHING GAS-FLOW INTO THE GAP BETWEEN STATOR AND ROTOR OF AN ELECTRIC MACHINE