Load cell with welded components

摘要

An improved hydraulic load cell is provided comprising a base, a sealing means, a cylinder comprising a ring member welded to the base and a cylinder tube member welded to the ring member, and a piston comprising a plate welded to a piston member, the piston being positioned inside the cylinder. Also provided is a self-centering column comprising means for tending to recenter the column in response to a lateral displacement.