Recent Blogs
Double-grooved Eccentric Valve Gear for a Four-cycle Gas Engine: Mechanism, Parts and Diagram Explained
Explore a crossed-groove eccentric with one traversing follower and alternate-revolution exhaust motion. Animate the tracks and calculate lift-profile timing.
Pivoted Follower: Exact Declared Chord-Lift Geometry
Pivoted follower explained — how the swinging arm tracks a cam profile to drive valves, indexers and printing presses. Geometry, formula and worked example.
Pushrod: Ideal Hollow-Column Buckling Screen
Pushrod mechanisms transmit linear force between a cam and valve or actuator and lever. Learn how engine pushrods, RC linkages, and aircraft controls work.