DRILL RETAINER FOR PERCUSSIVE AND ROTARY DRILLING MACHINES - Patent 0777556

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EP 0 777 556 A1

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(43)	Date of publication:
	11.06.1997 Bulletin 1997/24

(21)	Application number: 95930411.0

(22)	Date of filing: 13.09.1995

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International Patent Classification (IPC):

B23B 31/ 00^{( . )}
B25D 17/ 08^{( . )}

B23B 45/ 16^{( . )}

(86)	International application number:
	PCT/DK1995/000366

(87)	International publication number:
	WO 1996/008343 (21.03.1996 Gazette 1996/13)

(84)	Designated Contracting States:
	DE FR GB

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Priority:

13.09.1994 DK 19940000350

(71)	Applicant: AMERICAN TOOL COMPANIES, INC.
	Lincoln NE 68508 (US)

(72)	Inventor:
	NIELSEN, Mogens, Bjarne DK-2600 Glostrup (DK)

(74)	Representative: Vingtoft, Knud Erik, et al
	Plougmann & Vingtoft A/S, Sankt Annae Plads 11, P.O. Box 3007 1021 Copenhagen K 1021 Copenhagen K (DK)

(54)	DRILL RETAINER FOR PERCUSSIVE AND ROTARY DRILLING MACHINES