Method and apparatus for surface-treating predetermined areas of

Details Method and apparatus for surface-treating predetermined areas of Method and apparatus for surface-treating predetermined areas of

1981-06-29

1983-02-15

Tufariello, T.

Chemistry: electrical and wave energy

Processes and products

C25D 502

Patent

active

043740049

ABSTRACT:
A preselected area of a body is contacted with a surface treatment solution, ejected towards the body, areas of the body not to be treated being shielded by an inflatable member having a flexible surface which is moved into contact with the body. The invention is particularly useful for plating of rectangular cross-section terminal pins, a part of only one surface being plated. The inflatable member shields the back and side surfaces, only a front surface being contacted by the solution.

REFERENCES:
patent: 3835017 (1974-09-01), Mentone
patent: 4029555 (1977-06-01), Tezuka
patent: 4186062 (1980-01-01), Eidschun
IBM Technical Disclosure Bulletin, vol. 7, No. 9, Feb. 1965, p. 734.

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