Method of manufacturing a hydraulic load cell

Metal fusion bonding – Process – Plural joints

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228184, B23K 3102

Patent

active

047594934

ABSTRACT:
An improved method of manufacturing a 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 tube 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.

REFERENCES:
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patent: 2960113 (1960-11-01), Bradley
patent: 2960328 (1960-11-01), Tate
patent: 3089518 (1963-05-01), Bradley
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patent: 3178937 (1965-04-01), Bradley
patent: 3229515 (1966-01-01), Emery, III
patent: 3331117 (1967-07-01), Jacobellis
patent: 3646854 (1972-03-01), Bradley et al.
patent: 3844025 (1974-10-01), Lingnau
patent: 3889529 (1975-06-01), Bradley
patent: 4055227 (1977-10-01), Brackett

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