| 摘要 |
PROBLEM TO BE SOLVED: To supply a liquefied substance to a bearing part of a crank pin and a connecting rod by a spiral gear of a crankshaft utilizing air pressure and lifting of a push rod for lubrication. SOLUTION: An engine for a model for supplying air to an air intake passage of a cylinder head part from an air pipe comprises a cam follower 33 having a liquefied substance passage 39 for passage of a liquefied substance, stored slidably in a cylindrical part 32 of a cam member storage chamber 34 communicating with a push rod cover, disposed between a push rod 28, and a cam member 36. A crankshaft 10 comprises a disc part 16 having a crank pin 17, a seal ring 42 closely contacted with the inner surface of a disc part storage part 13, and a guide path 43 having one end opening at the end face of the disc part 16 with the other end opened at the side surface and/or the end face of the crank pin 17 for guiding the liquefied substance. COPYRIGHT: (C)2010,JPO&INPIT |
