发明授权
US4270407A Cams for actuating the valves of a reciprocating machine 失效
用于致动往复式机器的阀的凸轮

Cams for actuating the valves of a reciprocating machine
摘要:
The invention relates to a cam for actuating the valves of a reciprocating machine, the cam causing the valve to be opened via a flat-faced sliding-contact cam follower against the force of a closing spring.
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