Fluid device and method for making

Expansible chamber devices – Cylinder detail – With reinforcing member

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Details

92165R, 92260, 291564R, F16J 1102, F16J 1518

Patent

active

043241719

ABSTRACT:
A reciprocating fluid device is provided in which dynamic stresses in the weld between the cylindrical tube and the base thereof are reduced by prestressing the tube proximal to the weld prior to welding.

REFERENCES:
patent: 1620728 (1927-03-01), Jackson
patent: 2414492 (1947-01-01), Urschel et al.
patent: 2997026 (1961-08-01), Zimmer
patent: 3313215 (1967-04-01), Bieri
patent: 4187766 (1980-02-01), Gaylord

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