FIELD: mechanical engineering; internal combustion overhead valve engines. SUBSTANCE: valve gear has cam 1 engaging with lever 2 one end of which rests on spherical head of support 3 installed on cylinder head 4 and the other, provided with spherical tip 5, rests on stem of valve 6 through step bearing 7. End of lever 2 resting on step bearing 7 is made in form of rectangular slot. Spherical tip 5 rests on end face surface of slot, and sides of slot enclose step bearing 7. Lower and upper end face surfaces of step bearing 7 are made in form of coaxial rectangular slot and projection. EFFECT: enlarged operating capabilities. 2 dwg
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|---|---|---|---|
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