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专利名称 :一种组合式活塞气环专利申请号 :992 5 6661 授权公告号 :2 4 0 0 5 89文摘 :本实用新型涉及一种组合式活塞气环 ,适用于往复式内燃机气缸、活塞机构。该活塞环由一个主环和两个副环组成 ,主环是一个圆截面带凸筋的圆形环 ,环上有开口 ,在主环凸筋的两侧分别套装
Patent Title: A Combined Piston Air Ring Patent Application Number: 992 5 6661 Authorization Bulletin Number: 2 4 0 0 5 89 Abstract: The utility model relates to a combined piston air ring, which is suitable for a reciprocating internal combustion engine cylinder, a piston mechanism . The piston ring is composed of a main ring and two auxiliary rings. The main ring is a circular ring with a circular rib and has an opening on the ring. The main ring is sleeved on both sides of the main ring rib