Abstract: A fountain for moving liquid toner into engagement with a receptor for developing an electrostatic image into a visible image. A fountain for providing improved edge enhancement in an image, and incorporating an electrode positioned at the bottom of a liquid toner pool formed by electrical insulating end, side and bottom members.
September 10, 1976
Date of Patent:
August 30, 1977
Stephen D. Blake, Emil M. Kaegi, Eric P. Muntz, Murray S. Welkowsky