Patent · US Expired

Omni-directional display device

US4695929A · kind A · utility

12Cited by
9References
4Claims
0Family size

Inventor

Key dates

Filing dateMar 14, 1985
Grant dateSep 22, 1987
Priority date
Expiry dateMar 14, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09F19/16
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A display device having a unique and novel arrangement of front surface mirrors in conjunction with a window mirror to provide an enhanced image of objects placed within the field of the device. The device is comprised of front surface mirrors of rectangular or square form having abutting edges placed at 90.degree. to one another. A window mirror is mounted across the diagonal formed by the opposite edges of the front surfaces mirror to provide the unique display case. In one form the front faced mirrors are in the form of right triangles to form a pyramid shaped display case. The mirrors may also be enclosed in a frame for use as a vanity.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.