Thin film mandrel

Details Thin film mandrel Thin film mandrel

1986-10-30

1988-09-27

Tufariello, T. M.

Chemistry: electrical and wave energy

Processes and products

204281, C25D 108

Patent

active

047739711

ABSTRACT:
A reusable mandrel and method of making a reusable mandrel is presented. This mandrel has a substrate with a conductive film layer. Upon the conductive film layer, a dielectric mold resides. An etched thin film mandrel is also presented. This mandrel has a substrate covered with a conductive film layer. This conductive film layer is etched to form a mold for the device to be manufactured. These mandrels facilitate the manufacture of high quality precision devices. In particular, they can be used to manufacture orifice plates for thermal ink jet printers by electrodeposition process.

REFERENCES:
patent: 3703450 (1972-11-01), Bakewell
patent: 3833482 (1974-09-01), Jacobus
patent: 3847776 (1974-11-01), Bourdon
patent: 4549939 (1985-10-01), Kenworthy

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