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    • 10. 发明公开
    • PHASE VARIABLE DEVICE FOR ENGINE
    • PHASENVERÄNDERLICHEVORRICHTUNGFÜREINEN MOTOR
    • EP2573336A4
    • 2013-12-18
    • EP10851739
    • 2010-05-18
    • NITTAN VALVA
    • KAMEDA MICHIHIRONAGADO MASAYASUNIIRO MASAAKI
    • F01L1/34F01L1/344F01L1/352
    • F01L1/344F01L1/34409F01L1/352F01L2001/3522
    • OBJECT To provide a variable cam phaser for an automobile engine, equipped with a self-locking mechanism which is simpler in structure, cost effective, and easy to manufacture MEANS FOR ACHIEVING THE OBJECT In a variable cam phaser having a phase angle varying mechanism for varying the phase angle of the camshaft relative to the drive rotor driven by the crankshaft and a self-locking mechanism for preventing an unexpected change in the phase angle, the self-locking mechanism is provided with: an eccentric circular cam (12) integral with the camshaft (6) and a support groove (15) for supporting the eccentric circular cam from the both sides thereof at positions offset from the camshaft axis towards the eccentric cam center; a lock plate integrally held with the control rotor by means of a coupling mechanism; and a cylindrical portion belonging to the drive rotor in which the lock plate is inscribed
    • 目的为汽车发动机提供一种装备有自锁机构的可变凸轮相位器,该自锁机构结构简单,成本低廉且易于制造用于实现目标的手段在具有用于改变相位角变化机构的可变凸轮相位器 凸轮轴相对于由曲轴驱动的驱动转子的相位角以及用于防止相角的意外变化的自锁机构,自锁机构设置有:偏心圆形凸轮(12),其与 凸轮轴(6)和支承槽(15),该支承槽用于在从凸轮轴轴线向偏心凸轮中心偏移的位置处从偏心圆凸轮的两侧支承偏心圆凸轮; 锁定板,其通过连接机构与控制转子一体地保持; 以及属于驱动转子的圆柱形部分,其中锁定板被内接于其中