IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0259368
(2002-09-30)
|
우선권정보 |
KR-0015643 (2002-03-22); KR-0015966 (2002-03-25) |
발명자
/ 주소 |
- Lee, Sang Seok
- Park, Sang Ho
|
출원인 / 주소 |
- LG. Phillips LCD Co., Ltd.
|
대리인 / 주소 |
Morgan, Lewis & Bockius LLP
|
인용정보 |
피인용 횟수 :
12 인용 특허 :
26 |
초록
▼
A substrate bonding apparatus includes a bonding chamber, lower and upper stages positioned at lower and upper spaces at an interior of the bonding chamber, respectively, the lower stage including a first receiving part, a first lifting system having a first support part for supporting a first subst
A substrate bonding apparatus includes a bonding chamber, lower and upper stages positioned at lower and upper spaces at an interior of the bonding chamber, respectively, the lower stage including a first receiving part, a first lifting system having a first support part for supporting a first substrate, the first receiving part receiving the first support part within the lower stage, and a blowing system formed in the first support part to blow air through the first support part.
대표청구항
▼
1. A substrate bonding apparatus, comprising:a bonding chamber;lower and upper stages positioned at lower and upper spaces at an interior of the bonding chamber, respectively, the lower stage including a first receiving part;a first lifting system having a first support part for supporting a first s
1. A substrate bonding apparatus, comprising:a bonding chamber;lower and upper stages positioned at lower and upper spaces at an interior of the bonding chamber, respectively, the lower stage including a first receiving part;a first lifting system having a first support part for supporting a first substrate, the first receiving part receiving the first support part within the lower stage; anda blowing system formed in the first support part to blow air through the first support part. 2. The apparatus according to claim 1, wherein the first lifting system includes an elevating axis integrally formed with the first support part for moving the first support part along the vertical direction, a driving part connected to the elevating axis for driving the elevating axis to move along the vertical direction, and a supply tube for supplying the air to the first support part. 3. The apparatus according to claim 1, wherein the first receiving part is formed within the lower stage along one of a longest side and a shortest side of the lower stage, and the first support part is formed in alignment to a shape of the first receiving part. 4. The apparatus according to claim 1, wherein the blowing system includes a plurality of blowing holes. 5. The apparatus according to claim 1, wherein the blowing system includes a blowing slit. 6. The apparatus according to claim 1, wherein the first support part is coated with at least one selected from a group comprising polytetrafluorothylene, PEEK, and an electrically conductive material. 7. The apparatus according to claim 1, further including a plurality of second receiving parts formed on the lower stage and a second lifting system comprising at least two second support parts for supporting the first substrate, wherein the plurality of second receiving parts receive the second support parts. 8. The apparatus according to claim 7, wherein the second lifting system is positioned at two long sides of the lower stage. 9. A substrate bonding apparatus for bonding first and second substrates, comprising:a bonding chamber;lower and upper stages positioned at lower and upper spaces at an interior of the bonding chamber, respectively;a first system for clamping and aligning the first substrate on the lower stage and unloading the bonded substrates from the lower stage. 10. The apparatus according to claim 9, further comprising a second system for lifting the first substrate onto the lower stage. 11. The apparatus according to claim 10, wherein the lower stage includes at least first and second receiving parts, the first receiving parts having a plurality of concave recesses and the second receiving parts having penetrating portions at an upper surface of the lower stage. 12. The apparatus according to claim 11, wherein the first receiving parts are formed at a portion where the first substrate is placed on circumferential edges of the upper surface of the lower stage at a predetermined length, and the second support part is formed at a length corresponding to a shape of the second receiving parts to lift the first substrate. 13. The apparatus according to claim 9, wherein the first system includes:at least two first support parts for selectively supporting opposite sides of the first substrate along the bottom surface of the first substrate;a guide rail for moving the first support parts along vertical and horizontal directions;a plurality of racks and pinions positioned in the first support parts for moving the first support parts along the vertical direction along the guide rail;a first driving part for driving the plurality of racks and pinions; anda second driving part for moving the first support parts along the horizontal direction along the guide rail. 14. The apparatus according to claim 13, wherein the first support parts are bent to have a first face for supporting the bottom surface of the first substrate and a second face for supporting the sides of the first substrate. 15. The apparatus acco rding to claim 13, wherein the first support parts have a surface having a contact face with the first substrate and being coated with a coating material to prevent damage to the first substrate. 16. The apparatus according to claim 15, wherein the coating material includes at least one of polytetrafluorothylene, PEEK, and an electrically conductive material. 17. The apparatus according to claim 10, wherein the second system includes a second support part selectively received at an interior of the second receiving part for selectively supporting the first substrate, an elevating axis penetrating the second receiving part from a lower side of the lower stage and being integrally formed with the second support part to selectively move the second support part, and a third driving part connected to the elevating axis for driving the elevating axis. 18. The apparatus according to claim 17, wherein the second support part includes a surface having a contact face with the first substrate and includes a coating material to prevent damage of the first substrate. 19. The apparatus according to claim 18, wherein the coating material includes one of polytetrafluorothylene, PEEK, and an electrically conductive material. 20. The apparatus according to claim 17, wherein the second support part includes a blowing system for blowing air onto contact portions of the first substrate. 21. A method for driving a substrate bonding apparatus comprising a bonding chamber provided with upper and lower stages, a lifting system for lifting a substrate, and a clamping system for clamping the substrate, the method comprising the steps of:placing the substrate at a first position on one of the lifting system and the clamping system; andmoving the clamping system to align the substrate. 22. The method according to claim 21, further including a step of moving the clamping system by a first distance from a first position after the step of placing the substrate. 23. The method according to claim 22, wherein the lifting system includes a first support part having a blowing system for blowing air onto a contact portion with the substrate and for blowing air onto the substrate during the step of moving the clamping system. 24. The method according to claim 22, further including a step of moving the lifting system along a vertical direction to separate the substrate from the clamping system when the substrate is at the first position.
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