IMPROVED NOZZLE FOR A PLASMA ARC TORCH - Patent 0496733

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EP 0 496 733 A1

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(43)	Date of publication:
	05.08.1992 Bulletin 1992/32

(21)	Application number: 90911719.0

(22)	Date of filing: 20.07.1990

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International Patent Classification (IPC):

B23K 10/ 00^{( . )}
H05H 1/ 30^{( . )}

H05H 1/ 34^{( . )}

(86)	International application number:
	PCT/US1990/004112

(87)	International publication number:
	WO 1991/005629 (02.05.1991 Gazette 1991/10)

(84)	Designated Contracting States:
	CH DE FR GB IT LI SE

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Priority:

20.10.1989 US 19890424675

(71)	Applicant: HYPERTHERM, INC.
	Hanover, NH 03755 (US)

(72)	Inventor:
	SANDERS, Nicholas, A. Norwich, VT 05055 (US)

(74)	Representative: Attfield, Donald James
	BROOKES, MARTIN & WILSON Prudential Buildings 5 St. Philip's Place Birmingham B3 2AF Birmingham B3 2AF (GB)

(54)	IMPROVED NOZZLE FOR A PLASMA ARC TORCH