IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0789195
(2001-02-20)
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발명자
/ 주소 |
- Foreman,John T.
- Powers,Galen R.
- Lattis,Matthew C.
- Lossman,Loren C.
- Joel,Larry
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
1 인용 특허 :
205 |
초록
▼
A high volume lens curing system is described. The high volume lens curing system may be configured to cure multiple eyeglass lenses in a continuous manner. An embodiment of a system may include a mold assembly, a lens curing apparatus, a mold filling apparatus and a controller. In some embodiments,
A high volume lens curing system is described. The high volume lens curing system may be configured to cure multiple eyeglass lenses in a continuous manner. An embodiment of a system may include a mold assembly, a lens curing apparatus, a mold filling apparatus and a controller. In some embodiments, the system may include a conveyor system and/or a coating apparatus.
대표청구항
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What is claimed is: 1. A system for preparing an eyeglass lens, comprising: a mold assembly, the mold assembly comprising a first and second mold member, wherein the first and second mold members at least partially define a mold cavity; a lens curing apparatus configured to direct activating light
What is claimed is: 1. A system for preparing an eyeglass lens, comprising: a mold assembly, the mold assembly comprising a first and second mold member, wherein the first and second mold members at least partially define a mold cavity; a lens curing apparatus configured to direct activating light toward the mold assembly during use; a mold filling apparatus, wherein the mold filling apparatus is configured to dispense a lens forming composition into the mold cavity of the mold assembly during use, the mold filling apparatus comprising: a heating apparatus body, the heating apparatus body being configured to hold the lens forming composition, the heating apparatus body comprising an opening for receiving a fluid container and an outlet; a heating system positioned within the heating apparatus body for heating the lens forming composition; and a valve positioned proximate the outlet, wherein the valve comprises an elongated member, wherein the elongated member is positionable within the outlet in a closed position, wherein the elongated member in the closed position inhibits flow of the lens forming composition through the outlet, and wherein the elongated member is positionable within the outlet in an open position, wherein the elongated member in an open position allows flow of the lens forming composition through the outlet during use; a controller computer, wherein the controller computer comprises controller software executable on the controller computer, wherein the controller software is operable to: receive an eyeglass prescription; identify the first and second mold members that will produce an eyeglass lens having the eyeglass prescription; and determine curing conditions; and wherein the lens curing apparatus, the mold filling apparatus, and the controller computer are located proximate to each other. 2. The system of claim 1, further comprising a mold assembly holder, the mold assembly holder comprising a body and an indentation formed in the body, wherein the indentation is complementary to the shape of the mold assembly. 3. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source, wherein the first activating light source is an ultraviolet light source. 4. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, wherein the second activating light source is an ultraviolet light. 5. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first and second activating light sources are ultraviolet lights. 6. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first and second activating light sources have substantially the same spectral output. 7. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first and second activating light sources have a peak light intensity at a range of about 385 nm to about 490 nm. 8. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first activating light source comprises a first set of lamps and a second set of lamps, wherein the first and second set of lamps are positioned on opposite sides of the lens curing apparatus. 9. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and further comprising a filter disposed directly adjacent to the first activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the first activating light source. 10. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and further comprising a filter disposed directly adjacent to the second activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the second activating light source. 11. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, further comprising a first filter disposed directly adjacent to the first activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the first activating light source, and further comprising a second filter disposed directly adjacent to the second activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the second activating light source. 12. The system of claim 1, wherein the lens curing apparatus comprises an air distributor positioned within the lens curing apparatus, the air distributor being configured to circulate air within the lens curing apparatus during use. 13. The system of claim 1, wherein the lens curing apparatus further comprises an anneal unit, the anneal unit comprising an anneal unit heating system, wherein the anneal unit heating system is configured to heat the interior of the anneal unit. 14. The system of claim 1, wherein the lens curing apparatus further comprises an anneal unit, the anneal unit comprising an anneal unit heating system, wherein the anneal unit heating system is configured to heat the interior of the anneal unit, and wherein the anneal unit heating system is configured to heat the interior of the anneal unit to a temperature of up to about 250째 F. 15. The system of claim 1, wherein the lens curing apparatus further comprises an anneal unit, the anneal unit comprising an anneal unit heating system, wherein the anneal unit heating system is configured to heat the interior of the anneal unit, and wherein the anneal unit further comprises an anneal unit conveyor system configured to convey the mold assembly through the anneal unit. 16. The system of claim 1, wherein the lens curing apparatus comprises a programmable controller configured to substantially control operation of the lens curing apparatus during use. 17. The system of claim 1, wherein the lens curing apparatus comprises a programmable controller configured to control operation of the lens curing apparatus as a function of the eyeglass lens prescription. 18. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first activating light source comprises a fluorescent lamp, and wherein the first activating light source further comprises a flasher ballast system coupled to the fluorescent lamp. 19. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the second activating light source comprises a fluorescent lamp, and wherein the second activating light source further comprises a flasher ballast system coupled to the fluorescent lamp. 20. The system of claim 1, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first activating light source comprises two or more lamps, and wherein the lamps are independently operable. 21. The system of claim 1, wherein the lens curing apparatus comprises first lens curing unit, a second lens curing unit and a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises a continuous flexible member extending from the first curing unit through the second curing unit, wherein the flexible member is configured to interact with a mold assembly to convey the mold assembly through the first lens curing unit, to the second curing unit, and through the second curing unit. 22. The system of claim 1, wherein the lens curing apparatus comprises first lens curing unit, a second lens curing unit and a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises two discrete conveyors, wherein the first conveyor is configured to convey the mold assembly from the first lens curing unit to the second lens curing unit, and wherein the second conveyor is configured to convey the mold assembly through the additional lens curing apparatus. 23. The system of claim 1, wherein the lens curing apparatus comprises a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises a flexible member configured to interact with a mold assembly, and wherein the flexible member is coupled to a motor configured to move the flexible member through the conveyor system. 24. The system of claim 1, further comprising a coating apparatus for applying a coating to at least one of the mold members or the eyeglass lens during use. 25. The system of claim 1, wherein the lens curing apparatus comprises a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises a continuous flexible member configured to interact with a mold assembly to convey the mold assembly through the lens curing apparatus. 26. A system for preparing an eyeglass lens, comprising: a mold assembly, the mold assembly comprising a first and second mold member, wherein the first and second mold members at least partially define a mold cavity; a lens curing apparatus configured to direct activating light toward the mold assembly during use; a mold filling apparatus, wherein the mold filling apparatus comprises a heating system, positioned in a body of the mold filing apparatus for heating the lens forming composition and wherein the mold filling apparatus is configured to dispense the heated lens forming composition into the mold cavity of the mold assembly during use; and a controller computer, wherein the controller computer comprises controller software executable on the controller computer, wherein the controller software is operable to: receive an eyeglass prescription; identify the first and second mold members that will produce an eyeglass lens having the eyeglass prescription; and determine curing conditions. 27. The system of claim 26, further comprising a mold assembly holder, the mold assembly holder comprising a body and an indentation formed in the body, wherein the indentation is complementary to the shape of the mold assembly. 28. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source, wherein the first activating light source is an ultraviolet light source. 29. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, wherein the second activating light source is an ultraviolet light. 30. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first and second activating light sources are ultraviolet lights. 31. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first and second activating light sources have substantially the same spectral output. 32. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first and second activating light sources have a peak light intensity at a range of about 385 nm to about 490 nm. 33. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first activating light source comprises a first set of lamps and a second set of lamps, wherein the first and second set of lamps are positioned on opposite sides of the lens curing apparatus. 34. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and further comprising a filter disposed directly adjacent to the first activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the first activating light source. 35. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and further comprising a filter disposed directly adjacent to the second activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the second activating light source. 36. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, further comprising a first filter disposed directly adjacent to the first activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the first activating light source, and further comprising a second filter disposed directly adjacent to the second activating light source, the filter being configured to manipulate an intensity of the activating light emanating from the second activating light source. 37. The system of claim 26, wherein the lens curing apparatus comprises an air distributor positioned within the lens curing apparatus, the air distributor being configured to circulate air within the lens curing apparatus during use. 38. The system of claim 26, wherein the lens curing apparatus comprises an anneal unit, the anneal unit comprising an anneal unit heating system, wherein the anneal unit heating system is configured to heat the interior of the anneal unit. 39. The system of claim 26, wherein the lens curing apparatus comprises an anneal unit, the anneal unit comprising an anneal unit heating system, wherein the anneal unit heating system is configured to heat the interior of the anneal unit, and wherein the anneal unit heating system is configured to heat the interior of the anneal unit to a temperature of up to about 250째 F. 40. The system of claim 26, wherein the lens curing apparatus comprises an anneal unit, the anneal unit comprising an anneal unit heating system, wherein the anneal unit heating system is configured to heat the interior of the anneal unit, and wherein the anneal unit further comprises an anneal unit conveyor system configured to convey the mold assembly through the anneal unit. 41. The system of claim 26, wherein the lens curing apparatus comprises a programmable controller configured to substantially control operation of the lens curing apparatus during use. 42. The system of claim 26, wherein the lens curing apparatus comprises a programmable controller configured to control operation of the lens curing apparatus as a function of the eyeglass lens prescription. 43. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first activating light source comprises a fluorescent lamp, and wherein the first activating light source further comprises a flasher ballast system coupled to the fluorescent lamp. 44. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the second activating light source comprises a fluorescent lamp, and wherein the second activating light source further comprises a flasher ballast system coupled to the fluorescent lamp. 45. The system of claim 26, wherein the lens curing apparatus comprises a first activating light source and a second activating light source, and wherein the first activating light source comprises two or more lamps, and wherein the lamps are independently operable. 46. The system of claim 26, wherein the lens curing apparatus comprises a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises a continuous flexible member, wherein the flexible member is configured to interact with a mold assembly to convey the mold assembly through the lens curing apparatus. 47. The system of claim 26, wherein the lens curing apparatus comprises first lens curing unit, a second lens curing unit and a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises a continuous flexible member extending from the first curing unit through the second curing unit, wherein the flexible member is configured to interact with a mold assembly to convey the mold assembly through the first lens curing unit, to the second curing unit, and through the second curing unit. 48. The system of claim 26, wherein the lens curing apparatus comprises first lens curing unit, a second lens curing unit and a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises two discrete conveyors, wherein the first conveyor is configured to convey the mold assembly from the first lens curing unit to the second lens curing unit, and wherein the second conveyor is configured to convey the mold assembly through the additional lens curing apparatus. 49. The system of claim 26, wherein the lens curing apparatus comprises a conveyor system configured to convey the mold assembly through the lens curing apparatus, and wherein the conveyor system comprises a flexible member configured to interact with a mold assembly, and wherein the flexible member is coupled to a motor configured to move the flexible member through the conveyor system. 50. The system of claim 26, further comprising a coating apparatus for applying a coating to at least one of the mold members or the eyeglass lens during use.
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