IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0184119
(2002-06-28)
|
우선권정보 |
KR-2002-15127(2002-03-20) |
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
45 |
초록
▼
Disclosed is a grinding table apparatus for a liquid crystal display panel and a grinder using the adapt to various sizes of unit liquid crystal display panels for grinding edges of the corresponding liquid crystal display panel by adjusting a variable moving distance of the grinding tables instead
Disclosed is a grinding table apparatus for a liquid crystal display panel and a grinder using the adapt to various sizes of unit liquid crystal display panels for grinding edges of the corresponding liquid crystal display panel by adjusting a variable moving distance of the grinding tables instead of replacing the previous grinding table. The present invention includes at least two grinding tables displaced in a direction making the grinding tables get farther from or closer to each other to adapt to the size of the unit liquid crystal display panel to grind edges of the unit liquid crystal display panel.
대표청구항
▼
What is claimed is: 1. A grinder apparatus for a liquid crystal display panel, comprising: a first grinding unit having a first grinding platform, the first grinding unit for grinding a first edge of a unit liquid crystal display panel by a first grinding wheel, the first grinding platform includin
What is claimed is: 1. A grinder apparatus for a liquid crystal display panel, comprising: a first grinding unit having a first grinding platform, the first grinding unit for grinding a first edge of a unit liquid crystal display panel by a first grinding wheel, the first grinding platform including a first fixed planar grinding support and a first movable planar grinding support; and a second grinding unit having a second grinding platform, the second grinding unit for grinding a second edge of the unit liquid crystal display panel by a second grinding wheel, the second grinding platform including a second fixed planar grinding support and a second movable planar grinding support. 2. The grinder apparatus of claim 1, further comprising a rotating unit for turning the unit liquid crystal display panel by 90째 after grinding in the first grinding unit. 3. The grinder apparatus of claim 1, wherein at least one of the first and second movable planar grinding supports has a plurality of suction holes. 4. The grinder apparatus of claim 1, wherein the first edge is one of a long side edge and a short side edge of the unit liquid crystal display panel. 5. The grinder apparatus of claim 4, wherein the first grinding unit grinds the short edge of the unit liquid crystal display panel. 6. The grinder apparatus of claim 4, wherein the second grinding unit grinds the long edge of the unit liquid crystal display panel. 7. The grinder apparatus of claim 1, wherein the first side edge and the second side edge are substantially perpendicular. 8. A grinder apparatus for a liquid crystal display panel, comprising a grinding unit having four movable grinding supports and at least two grinding wheels for grinding at least two edges of the unit liquid crystal display panel along two non-parallel directions. 9. The grinder apparatus of claim 8, wherein at least one of the movable grinding supports has a plurality of suction holes. 10. The grinder apparatus of claim 8, further comprising a center planar support at a center of the grinding unit. 11. The grinder apparatus of claim 10, wherein the center planar support is fixed. 12. The grinder apparatus of claim 8, wherein the movable grinding supports are movable in at least one of an x, a y, an x' and a y' direction. 13. The grinder apparatus of claim 8, wherein the movable grinding supports are movable in both an x and a y or an x' and a y' direction. 14. A grinding table apparatus for a liquid crystal display panel, comprising: at least two movable grinding supports, wherein the movable grinding supports are movable to correspond to a size of a unit liquid crystal display panel; and at least two grinding wheels arranged at edges of the unit liquid crystal display panel, wherein at least two of the grinding wheels are movable along two non-parallel directions. 15. The grinding table apparatus for a liquid crystal display panel of claim 14, comprising two movable grinding supports. 16. The grinding table apparatus for a liquid crystal display panel of claim 14, wherein a width between outer edges of the grinding supports at their closest position is less than a width of a unit liquid crystal display panel by a predetermined distance. 17. The grinding table apparatus for a liquid crystal display panel of claim 14, wherein at least one of the at least two movable grinding supports is movable along at least one of an x, a y, an x' and a y' direction. 18. The grinding table apparatus for a liquid crystal display panel of claim 14, comprising four movable grinding supports. 19. The grinding table apparatus for a liquid crystal display panel of claim 14, wherein a width between outer edges of the movable grinding supports at their closest position is less than a width of the unit liquid crystal display panel by a first predetermined distance and a length between outer edges of the movable grinding supports at their closest position is less than a length of the unit liquid crystal display panel by a second predetermined distance. 20. The grinding table apparatus for a liquid crystal display panel of claim 19, wherein the first predetermined distance and the second predetermined distance are substantially the same. 21. The grinding table apparatus for a liquid crystal display panel of claim 14, further comprising a center support between the movable grinding supports. 22. The grinding table apparatus for a liquid crystal display panel of claim 21, wherein the center support is fixed. 23. The grinding table apparatus for a liquid crystal display panel of claim 14, wherein the at least one of the movable grinding supports has a plurality of suction holes. 24. A grinding table apparatus for a liquid crystal display panel comprising at least one fixed grinding support and at least one movable grinding support wherein the movable grinding support is movable in at least one of an x, a y, an x' and a y' direction to correspond to a size of a unit liquid crystal display panel, wherein the at least one fixed grinding support and the at least one moveable grinding support are laterally between at least two edges of the unit liquid crystal display panel. 25. The grinding table apparatus for a liquid crystal display panel of claim 24, wherein a width of the grinding support is less than a width of the unit liquid crystal display panel by a predetermined distance. 26. The grinding table apparatus for a liquid crystal display panel of claim 24, wherein the movable grinding support is movable in both an x and a y or an x' and a y' direction. 27. The grinding table apparatus for a liquid crystal display panel of claim 24, comprising four movable grinding supports. 28. The grinding table apparatus for a liquid crystal display panel of claim 27, wherein the at least one fixed grinding support is between the four movable grinding supports. 29. The grinding table apparatus for a liquid crystal display panel of claim 24, wherein the at least one fixed grinding support has a plurality of suction holes. 30. The grinding table apparatus for a liquid crystal display panel of claim 24, wherein the at least one of the movable grinding support has a plurality of suction holes. 31. A grinding table apparatus for a liquid crystal display panel, comprising: at least four movable grinding supports, wherein the movable grinding supports are movable to correspond to a size of a unit liquid crystal display panel; and a center support between the movable grinding supports, wherein the at least one fixed grinding support and the at least four moveable grinding supports are laterally surrounded by edges of the unit liquid crystal display panel. 32. The grinding table apparatus for a liquid crystal display panel of claim 31, comprising four movable grinding supports. 33. The grinding table apparatus for a liquid crystal display panel of claim 31, wherein at least one of the four movable grinding supports is movable along at least one of an x, a y, an x' and a y' direction. 34. The grinding table apparatus for a liquid crystal display panel of claim 31, wherein the center support is fixed. 35. The grinding table apparatus for a liquid crystal display panel of claim 31, wherein the at least one of the movable grinding supports has a plurality of suction holes. 36. A grinder apparatus for a liquid crystal display panel, comprising: a first grinding unit having a first grinding platform, the first grinding unit for grinding a first edge of a unit liquid crystal display panel by a first grinding wheel, the first grinding platform including at least two first movable planar grinding supports; and a second grinding unit having a second grinding platform, the second grinding unit for grinding a second edge of the unit liquid crystal display panel by a second grinding wheel, the second grinding platform including at least two second movable planar grinding supports, wherein at least one of the first and second movable planar grinding supports includes a plurality of suction holes. 37. The grinder apparatus of claim 36, further comprising a rotating unit for turning the unit liquid crystal display panel by 90째 after grinding in the first grinding unit. 38. The grinder apparatus of claim 36, wherein the first edge is one of a long side edge and a short side edge of the unit liquid crystal display panel. 39. The grinder apparatus of claim 38, wherein the first grinding unit grinds the short edge of the unit liquid crystal display panel. 40. The grinder apparatus of claim 38, wherein the second grinding unit grinds the long edge of the unit liquid crystal display panel. 41. The grinder apparatus of claim 36, wherein the first side edge and the second side edge are substantially perpendicular. 42. A grinding table apparatus for a liquid crystal display panel comprising: at least four movable grinding supports wherein the movable grinding supports are movable to correspond to a size of a unit liquid crystal display panel and at least one of the movable grinding supports has a plurality of suction holes. 43. The grinding table apparatus for a liquid crystal display panel of claim 42, comprising four movable grinding supports. 44. The grinding table apparatus for a liquid crystal display panel of claim 42, wherein at least one of the movable grinding supports is movable along at least one of an x, a, y, an x' and y' direction. 45. The grinding table apparatus for a liquid crystal display panel of claim 42, further comprising a center support between the movable grinding supports. 46. The grinding table apparatus for a liquid crystal display panel of claim 45, wherein the center support is fixed. 47. A grinder apparatus for a liquid crystal display panel, comprising a grinding unit having four movable grinding supports and at least two grinding wheels for grinding an edge of the unit liquid crystal display panel, wherein the unit liquid crystal display panel is supported by the movable grinding supports and protrudes from the movable grinding supports. 48. The grinder apparatus of claim 47, wherein the grinding wheels grind the protruded edge of the unit liquid crystal display panel. 49. A grinding table apparatus for a liquid crystal display panel, comprising: at least two movable grinding supports, wherein the at least two movable grinding supports are movable to correspond to a size of a unit liquid crystal display panel arranged thereon, wherein the unit liquid crystal display panel is supported by the movable grinding supports and protrudes from the movable grinding supports; and at least two grinding wheels arranged at the protruded edge of the unit liquid crystal panel to grind the protruded edge of the unit liquid crystal display panel.
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