METHOD AND DEVICE FOR TIGHTNESS TESTING OF A TEST OBJECT HAVING AT LEAST TWO SEPARATE CHAMBERS

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EP 0 063 113 A1

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(43)	Date of publication:
	27.10.1982 Bulletin 1982/43

(21)	Application number: 80901978.0

(22)	Date of filing: 24.10.1980

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International Patent Classification (IPC):

G01M 3/ 26^{( . )}

G01M 3/ 32^{( . )}

(86)	International application number:
	PCT/SE1980/000258

(87)	International publication number:
	WO 1982/001590 (13.05.1982 Gazette 1982/12)

(84)	Designated Contracting States:
	AT CH DE FR GB LI LU NL SE

(71)	Applicant: NOLEK SYSTEM AB
	S-145 63 Norsborg (SE)

(72)	Inventor:
	BERGSTRAND, Gunnar S-145 72 Norsborg (SE)

(54)	METHOD AND DEVICE FOR TIGHTNESS TESTING OF A TEST OBJECT HAVING AT LEAST TWO SEPARATE CHAMBERS