Self-tensioning membrane touch screen

Details Self-tensioning membrane touch screen Self-tensioning membrane touch screen

1996-10-04

1998-11-17

Shankar, Vijay

Computer graphics processing and selective visual display system

Display peripheral interface input device

Touch panel

345174, 178 1801, 178 1804, G08C 2100, G09G 500

Patent

active

058383093

ABSTRACT:
A digitizer including a support structure defining a digitizer area and a spacer element; a tensioned membrane disposed in spaced relationship to the support structure on the spacer element; and a peripheral flexible member extending from the support structure and including at least two independently flexible sections attached to the membrane and pretensioned counter to the tension of the membrane for deflecting and maintaining tension on the membrane to sustain the spaced relationship with the membrane relative to the structure.

REFERENCES:
patent: 4319078 (1982-03-01), Yokoo et al.
patent: 4455450 (1984-06-01), Margolin
patent: 4564079 (1986-01-01), Moore et al.
patent: 5262778 (1993-11-01), Saunders

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