| 摘要 |
A stroke variable connecting rod is provided to vary the stroke and increase the exhaust volume of the engine whereby a guide pin is inserted into the slot hole formed on the upper end. A stroke variable connecting rod comprises a fixing member(100) formed with an insertion hole in which the upper circumference of a crank shaft is combined, a supporting member(110) formed with a receiving groove(111) in which the lower circumference of the crank shaft is combined, a support bar(120) protruded on the upper side of the fixing member, a guide member(130) which is integrally formed on the end part of the support bar and in which a slot hole(131) is formed in the center, a guide pin(140) which is inserted into the slot hole and both ends of which are inserted to a piston(30), and a spring(141) which elastically supports the guide pin. |
