Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing
Patent
1993-01-28
1994-11-08
Cross, E. Rollins
Internal-combustion engines
Poppet valve operating mechanism
With means for varying timing
123 905, 123 9055, F01L 134, F01L 124
Patent
active
053617339
ABSTRACT:
Compact valve lifters are disclosed for overhead camshaft engines with direct acting valve gear and for engines with indirect acting valve actuation such as push rod actuated overhead valves. Two step variable lift and non-variable lift valve lifters are included as are roller and non-roller follower types with various features in common.
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De Minco Christopher M.
Kunz Timothy W.
Nather Scott H.
Peterson Timothy J.
Samalot Ivan R.
Cross E. Rollins
General Motors Corporation
Lo Weilun
Veenstra Charles K.
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