OPENTECHNICAL PUBLICATION OT-2026-000003455 Tubular camshaft assemblies and the like Published: 2026-09-15T20:29:39.117576Z Permanent URL: https://opentechnical.org/p/OT-2026-000003455 Categories: Industrial Motion & Power Transmission > Rotary Motion ------------------------------------------------------------------------ ABSTRACT Camshaft assemblies are disclosed with methods for making them by the expansion of tubular shafts into prelocated cams, journals and other elements, if desired. Features of the camshafts include trilobe or polylobe element openings, preferably splined or serrated for low energy filling and high torque capacity and High Strength Low Alloy mild steel tubular shaft material. 1. Drawings [0001] Sheet 1. [0002] Sheet 2. ------------------------------------------------------------------------ OpenTechnical publication OT-2026-000003455 Published 2026-09-15T20:29:39.117576Z https://opentechnical.org/p/OT-2026-000003455