Lubrication structure for engine

Details Lubrication structure for engine Lubrication structure for engine

2006-11-29

2010-11-09

Kamen, Noah (Department: 3741)

Internal-combustion engines

Cooling

Internal cooling of moving parts; e.g., hollow valves,...

C123S041340

Reexamination Certificate

active

07827942

ABSTRACT:
Disclosed is a lubrication structure for an engine comprising pistons12for slide motion in cylinders11of a V-type engine and lubricating means13and14for injection of oil to cool the pistons12.The lubricating means13or14being arranged on an anti-thrust load side of each of the cylinders11with respect to a sliding surface for the piston12,a notch of each of the pistons12required for said lubricating means13and14being formed on the anti-thrust load side of the cylinder11so as to increase strength of the cylinders11and pistons12.

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