Valve gear for at least two simultaneously operated valves

Details Valve gear for at least two simultaneously operated valves Valve gear for at least two simultaneously operated valves

1993-06-11

1994-08-16

Nelli, Raymond A.

Internal-combustion engines

Poppet valve operating mechanism

Plural valve trains, single actuator

F01L 126

Patent

active

053377125

ABSTRACT:
To operate several overhead valves 5, 6 of an internal combustion engine simultaneously via a cam 18 using standard commercial cup tappets 7, 8, a crossbar 14 is placed over the bases of the cup tappets 7, 8. The crossbar is acted on between the axes of the valves 5, 6, either directly by the cam 18 or via a rocker arm. The crossbar 14 is secured against displacement by a contour 16 projecting between the cup tappets.

REFERENCES:
patent: 1639874 (1927-08-01), Woolson
patent: 3963004 (1976-06-01), Lysinger et al.
patent: 4658780 (1987-04-01), Hosoi
patent: 4805567 (1989-02-01), Heimburg
patent: 5184580 (1993-02-01), Ascari

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