OIL COOLED PISTON - Patent 0027445

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EP 0 027 445 A1

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(43)	Date of publication:
	29.04.1981 Bulletin 1981/17

(21)	Application number: 79901340.0

(22)	Date of filing: 23.04.1979

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International Patent Classification (IPC):

F01P 3/ 06^{( . )}
F02F 3/ 00^{( . )}

F01P 3/ 08^{( . )}
F02F 3/ 22^{( . )}

(86)	International application number:
	PCT/US1979/000259

(87)	International publication number:
	WO 1980/002308 (30.10.1980 Gazette 1980/25)

(84)	Designated Contracting States:
	DE GB

(71)	Applicant: CATERPILLAR TRACTOR CO.
	Peoria, Illinois 61629 (US)

(72)	Inventor:
	AMDALL, John K. Peoria, IL 61614 (US)

(74)	Representative: Brunner, Michael John, et al
	GILL JENNINGS & EVERY Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)

(54)	OIL COOLED PISTON