Patent · US Expired

Viewing screen assembly

US5420828A · kind A · utility

121Cited by
4References
30Claims
0Family size

Inventor

Key dates

Filing dateAug 27, 1993
Grant dateMay 30, 1995
Priority date
Expiry dateAug 27, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2027/0156
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A viewing screen apparatus for helmets or face masks of the type having a viewing area covered by a face plate is disclosed. The apparatus includes an enclosure adapted to be mounted on a helmet or face mask adjacent the face plate, a solid-state flat panel display screen and associated circuitry contained within the sealed enclosure for displaying visual images on the screen responsive to electronic signals, and a signal receiver connected with the screen for enabling the screen to receive electronic signals from an electronic signal transmission source. In one embodiment the enclosure is selectively movable between a viewing position adjacent the face plate and a position out of the wearer's field of vision to allow an unobstructed field of vision through the face plate. In another embodiment the apparatus includes an imaging device adapted to be connected to the helmet or face mask for transmitting electronic signals selected from the group consisting of analog, digital, television, and laser imaging signals to a remote location. The apparatus may be incorporated into various types of helmets and face masks such as underwater diver's helmets and masks, space suit helmets, fire f…

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