Front side glass substrate for display and display device

A planar discharge display device comprising:

• A front glass substrate for a display tube in which a plurality of grooves having similar cross-sections of approximately V-like shapes and which have approximately flat tops are formed on one surface side of a glass substrate in parallel to each other at a predetermined interval and fluorescent substance layers are deposited on said top portions and inner wall surfaces of said plurality of grooves;
• and
• a rear glass substrate including address electrodes and sustain electrodes, wherein said front glass substrate and said rear glass substrate comprise a flat tube-assembly having gas filled therein.

A low-speed electron beam type fluorescent display device comprising:

• a front glass substrate in which a plurality of grooves having similar cross-sections of approximately V-like shapes and which have approximately flat tops are formed on one surface side of a glass substrate in parallel to each other at a predetermined interval, fluorescent substance layers are deposited on said top portions and inner wall surfaces of said plurality of grooves and transparent conductive layers to which an electron acceleration anode potential is applied are deposited on the lower layers of said fluorescent substance layers on said top portions and said inner wall portion of said plurality of grooves;
• and
• a rear glass substrate having electrodes containing cathodes and pixel selection control gates deposited thereon, wherein said front glass substrate and said rear glass substrate comprise a flat tube-assembly.

A field radiation type fluorescent display device comprising:

• a front glass substrate in which a plurality of grooves having similar cross-sections of approximately V-like shapes and which have approximately flat tops are formed on one surface side of a glass substrate in parallel to each other at a predetermined interval, fluorescent substance layers are deposited on said top portions and inner wall surfaces of said plurality of grooves and transparent conductive layers to which an electron acceleration anode potential is applied are deposited on the lower layers of said fluorescent substance layers on said top portions and said inner wall portion of said plurality of grooves;
• and
• a rear glass substrate having electrodes containing cathodes and pixel selection control gates deposited thereon, wherein said front glass substrate and said rear glass substrate comprise a flat tube-assembly.

A cathode-ray tube comprising:

• a front glass substrate in which a plurality of grooves having similar cross-sections of approximately V-like shapes and which have approximately flat tops are formed on one surface side of a glass substrate in parallel to each other at a predetermined interval, fluorescent substance layers are deposited on said top portions and inner wall surfaces of said plurality of grooves and transparent conductive layers to which an electron acceleration anode potential is applied are deposited on the lower layers of said fluorescent substance layers on said top portions and said inner wall portion of said plurality of grooves;
• and
• a rear glass substrate including an electron gun and an electron beam deflecting means, wherein said front glass substrate and said rear glass substrate comprise a flat tube-assembly.

A field radiation type fluorescent display apparatus comprising:

• a front glass substrate in which a plurality of grooves having similar cross-sections of approximately V-like shapes and which have approximately flat tops are formed on one surface side of a glass substrate in parallel to each other at a predetermined interval, fluorescent substance layers are deposited on said top portions and inner wall surfaces of said plurality of grooves and transparent conductive layers to which an electron acceleration anode potential is applied are deposited on the lower layers of said fluorescent substance layers on said top portions and said inner wall portion of said plurality of grooves;
• and
• a rear glass substrate including an electron gun and an electron beam deflecting means, wherein said front glass substrate and said rear glass substrate comprise a flat tube-assembly.

A discharge luminescent device for illumination comprising:

• a front glass substrate in which a plurality of grooves having similar cross-sections of approximately V-like shapes and which have approximately flat tops are formed on one surface side of a glass substrate in parallel to each other at a predetermined interval, fluorescent substance layers are deposited on said top portions and inner wall surfaces of said plurality of grooves and transparent conductive layers to which an electron acceleration anode potential is applied are deposited on the lower layers of said fluorescent substance layers on said top portions and said inner wall portion of said plurality of grooves;
• and
• a rear glass substrate including a pair of coil-like hot cathodes positioned at respective ends of said plurality of grooves, wherein said front glass substrate and said rear glass substrate comprise a tube-assembly.

A glass substrate for a planar discharge display device characterized in that a plurality of grooves having similar cross-sections of approximately V-like shapes and which have approximately flat tops are formed on one surface side of a glass substrate in parallel to each other at a predetermined interval, electrode layers are deposited on top portions of said plurality of grooves and fluorescent substance layers are deposited on said top portions and inner wall surfaces of said plurality of grooves.

A glass substrate for a planar discharge display device characterized in that a plurality of first grooves having same cross-sections of U-like shapes are formed on one surface side of a glass substrate at a constant interval in parallel to each other, second grooves are formed on respective top portions of said plurality of first grooves, electrode layers are respectively deposited to the insides of said plurality of second grooves and fluorescent substance layers are deposited on the inner wall surfaces of said plurality of second grooves and said electrode layers.

A planar discharge display device comprising:

• a front glass substrate in which a plurality of grooves having same cross-sections of substantially V-like shapes formed on one surface side of a glass substrate at a constant interval in parallel to each other, electrode layers are deposited on top portions of said plurality of grooves as address electrodes and fluorescent substance layers are deposited on the inner wall surfaces of said plurality of grooves and said electrode layers;
• and
• a rear glass substrate including an AC type discharge electrode comprised of a pair of parallel sustain electrodes perpendicular to said plurality of address electrodes to comprise an XY matrix and a dielectric layer for covering said pair of sustain electrodes, wherein said front glass substrate and said rear glass substrate constitute a flat tube-assembly having gas filled therein.

A planar discharge display device comprising:

• a front glass substrate in which a plurality of grooves having same cross-sections of substantially U-like shapes are formed on one surface side of a glass substrate at a constant interval in parallel to each other, second grooves are formed on respective tops of said plurality of first grooves, electrode layers are respectively deposited within said plurality of second grooves as address electrodes and fluorescent substance layers are deposited on the inner wall surfaces of said plurality of first grooves and said electrode layers;
• and
• a rear glass substrate including an AC type discharge electrode comprised of a pair of parallel sustain electrodes perpendicular to said plurality of address electrodes to comprise an XY matrix and a dielectric layer for covering said pair of sustain electrodes, wherein said front glass substrate and said rear glass substrate constitute a flat tube-assembly having gas filled therein.

A discharge light-emitting device for illumination comprising:

• a front glass substrate in which a plurality of grooves having same cross-sections of substantially V-like shape and which has substantially flat top portions are formed on one surface side of a glass substrate at a constant interval in parallel to each other and in which fluorescent substance layers are deposited on the top portions of said plurality of grooves and inner wall surfaces;
• and
• a rear glass substrate including a pair of AC type discharge electrodes located at respective ends of said plurality of grooves, wherein said front glass substrate and said rear glass substrate constitute a tube-assembly.