Screen fixing structure

Details Screen fixing structure Screen fixing structure

1996-04-18

1997-02-18

Metjahic, Safet

Optical: systems and elements

Projection screen

359453, 359457, 359460, G03B 2156

Patent

active

056046324

ABSTRACT:
A screen fixing structure comprises a screen, a frame, an edge side rectangular frame fixed at the edge part of the screen, a holder holding the edge side rectangular frame, holding brackets having an elongated hole, and bushes and screws inserted into the elongated holes and pressing the holding brackets to the frame side. The holding brackets are fixed with the bushes so as to be able to slide freely. Thereby, the screen is fixed so as to expand and contract freely without the movement of the joints of the screen.

REFERENCES:
patent: 4984871 (1991-01-01), Martinez
patent: 5317449 (1994-05-01), Furuno et al.

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