The valvespring appears to be no more complicated than the spring that swings your screen door shut behind you. Granted, the concept is pretty simple, but in the context of the engine's valvetrain, ...

In this installment of Weekly Boiler Tips we cover the safest testing frequencies and what you need to know before pulling that lever. May 21, 2025 Testing a relief valve at the wrong time could ...

SAE Transactions, Vol. 102, Section 3: JOURNAL OF ENGINES (1993), pp. 820-836 (17 pages) In this paper, models for valve spring dynamics are presented which cover: (i) A simple modal approach for ...