| US 7,557,983 B2 | ||
| Printer wiper for printing on bichromal or multi-colored electronic paper | ||
| Gregory P. Schmitz, Los Gatos, Calif. (US) | ||
| Assigned to Palo Alto Research Center Incorporated, Palo Alto, Calif. (US) | ||
| Filed on Apr. 03, 2008, as Appl. No. 12/62,132. | ||
| Application 12/062132 is a continuation of application No. 10/739613, filed on Dec. 18, 2003, granted, now 7,355,783. | ||
| Prior Publication US 2008/0180785 A1, Jul. 31, 2008 | ||
| This patent is subject to a terminal disclaimer. | ||
| Int. Cl. G02B 26/00 (2006.01) | ||
| U.S. Cl. 359—296 | 19 Claims |
| 1. An electric display system comprising:
an electric display material having two opposing outer surfaces; and
a charge transfer device arranged in operative association with the display material, and having a first component made of
a pliable non-conductive material and at least one conductive portion, and a second component configured to support the first
component, wherein the second component provides an elastic character to the first component, making it compliant over uneven
surfaces while maintaining its original intended shape, the second component configured to become progressively stiffer as
deflection increases.
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