Projection type television having a movable reflective mirror
First Claim
Patent Images
1. A projection-type television comprising:
- a projection tube for projecting images;
a projection lens group having at least one projection lens for enlarging images;
a reflective mirror for reflecting the projected images;
a screen on which the images are displayed;
guide means for moving said reflective mirror perpendicularly with respect to the screen;
whereinsaid guide means includes guide rails, and moving plates which are moved along said guide rails and on which said reflective mirror is fixedly installed; and
whereina position-determining pin is elastically installed via a spring on either of said guide rails to stop the reflective mirror at a predetermined focus distance from the screen, and a groove is installed on either of said moving plates, by which said position-determining pin is connected.
1 Assignment
0 Petitions
Accused Products
Abstract
A projection-type television having a movable reflective mirror provides a simple structure having a pleasing external appearance. A reflective mirror for reflecting images is movably installed on a guider so as to be moved back and forth by the guider in a perpendicular direction with respect to a screen on which the images are displayed.
-
Citations
1 Claim
-
1. A projection-type television comprising:
-
a projection tube for projecting images; a projection lens group having at least one projection lens for enlarging images; a reflective mirror for reflecting the projected images; a screen on which the images are displayed; guide means for moving said reflective mirror perpendicularly with respect to the screen;
whereinsaid guide means includes guide rails, and moving plates which are moved along said guide rails and on which said reflective mirror is fixedly installed; and
whereina position-determining pin is elastically installed via a spring on either of said guide rails to stop the reflective mirror at a predetermined focus distance from the screen, and a groove is installed on either of said moving plates, by which said position-determining pin is connected.
-
Specification