Screen cover opening/closing device for television receiver

Details Screen cover opening/closing device for television receiver Screen cover opening/closing device for television receiver

1992-04-23

1994-08-30

Coles, Sr., Edward L.

Television

Video display

Cabinet or chassis

348836, 348841, H04N 565, H04N 572, H04N 564

Patent

active

053432576

ABSTRACT:
A screen cover opening device for a television receiver is provided with a screen cover openably closing left and right side portions or upper and lower side portions of a screen adapted for electively displaying plural different aspect ratio images. Two vertically extending rolls 5a, 5b are arranged at outwardly shifted positions from left and right lateral sides
wrapped around of the screen 2 and an endless cover sheet 3 is wrapped around these rolls. Two windows 4a, 4b are formed at longitudinally spaced apart positions of the cover sheet 3. The rolls are rotated to run the cover sheet to change overlap of the two windows to change the transverse width W that may be viewed through overlapped portions of the two windows.

REFERENCES:
patent: 4394690 (1983-07-01), Kobayashi
patent: 4556906 (1985-12-01), Dischert et al.
patent: 4760455 (1988-07-01), Nagashima
patent: 4951149 (1990-08-01), Faroudja
patent: 5053765 (1991-10-01), Sonehara et al.

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