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    • 71. 发明专利
    • CHIP BONDING DEVICE
    • JPS6226830A
    • 1987-02-04
    • JP16513285
    • 1985-07-26
    • MATSUSHITA ELECTRIC IND CO LTD
    • INAGAKI NORIYUKIMAKINO YUTAKAYAMAMOTO AKIHIRO
    • H01L21/52H01L21/58
    • PURPOSE:To enable positioning and connection with high accuracy by a method wherein a circuit forming surface of semiconductor chip and a substrate are positioned to be opposed to each other and then position detectors for respective semiconductor chip and substrate as well as a positioner to correct position deflection are provided. CONSTITUTION:A semiconductor chip 16 on a base 22 is positioned by a position detector 34 while the position deflection from the reference position is corrected by a positioner 26. On the other hand, a substrate 30 is positioned by another position detector 35 while the position deflection from the position detector 35 is detected and then the preliminarily specified distance B between the position detectors 34 and 35 is corrected to position the semiconductor chip 16 on the base 22 and the substrate 30 opposing to each other. In such an opposing position, the base 22 is lifted in the arrow A direction to bring a lead part 31 of the substrate 30 into contact with a pad part 16A of semiconductor chip 16. Through these procedures, the position detectors 34, 35 can position a semiconductor chip and a substrate lead part with high precision to be connected with each other.
    • 72. 发明专利
    • CHIP BONDING DEVICE
    • JPS6225430A
    • 1987-02-03
    • JP16513085
    • 1985-07-26
    • MATSUSHITA ELECTRIC IND CO LTD
    • YAMAMOTO AKIHIROMAKINO YUTAKAINAGAKI NORIYUKI
    • H01L21/52H01L21/58
    • PURPOSE:To enable the immediate response to a variation in the size of a chip merely by altering the setting of the rotating angle of a motor by composing chip correcting means of position restricting pawl for restricting the position of a chip from both sides, a threaded feed shaft to be engaged with the pawl, and the motor for rotating the shaft. CONSTITUTION:When a die 1 is transferred from a die container by a collet onto a bearer 2 of position correcting means D, a motor 10 rotates one revolution to rotate a threaded feed shaft 11, position restricting pawls 5a, 5b approach to one another, the position of the die 1 in X direction is restricted between contacting surfaces 8 and 8, and a rotating attitude around a vertical axis center is restricted. At this time, an extremely small gap is formed between the both side edges of the die 1 and the surface 8. Then, position restricting pawls 15a, 15b of Y direction are similarly moved to position the die 1 in the direction. Then, the die 1 is attracted to a bonding collet, transferred to the prescribed position, and bonded.
    • 73. 发明专利
    • BONDING UNIT
    • JPS61289638A
    • 1986-12-19
    • JP13221285
    • 1985-06-18
    • MATSUSHITA ELECTRIC IND CO LTD
    • INAGAKI NORIYUKIMAKINO YUTAKAYAMAMOTO AKIHIRO
    • H01L21/60
    • PURPOSE:To establish a high-speed, high-precision connection between a semiconductor chip and circuits on a substrate by a method wherein the moving distance of a semiconductor chip is minimized, positional deviation between the substrate and semiconductur chip is detected, and a function is provided to accomplish positioning by correcting the positions of X, Y, and theta by means of a positioning device. CONSTITUTION:An optical detector 30 detects the position of a substrate 27. When the detection is over of the positions of the semiconductor chip 20 and substrate 27, positioning devices 24, 26 operate to compensate for the distances X, Y between the optical detectors 29, 30 and a needle 23. A process follows wherein alignment is accomplished whereby the center of the semiconductor chip 20 and the center of a lead 28 of the substrate 27 are positioned on the center of the needle 23. A guide 22 and the needle 23 descend, depressing an adhesive film 19. The guide 22 is caused to stop descending when the gap between the semiconductor chip 20 and the lead 28 is narrowed to 0.3mm-0.5mm. The needle 23 only is allowed to go on descending until bondage is established between the pad 21 of the semiconductor chip 20 and the lead 28.
    • 75. 发明专利
    • Grinding liquid supplying device
    • 研磨液体供应装置
    • JPS59110565A
    • 1984-06-26
    • JP22236482
    • 1982-12-17
    • Matsushita Electric Ind Co Ltd
    • OOMURA TAKUJIMAKINO MASASHIOOGAMI ISAMUOSADA KEIJIINAGAKI NORIYUKI
    • B24B55/02B24D7/10
    • B24B55/02
    • PURPOSE:To provide a cooling effect without reducing the turning accuracy of a spindle by providing a grinding liquid supplying nozzle having a directional property on a spindle central part without making no contact with the spindle, in a surface grinding rotary machine of traverse axis type. CONSTITUTION:A grinding fluid supplying pipe 14 is arranged in a hole 12 formed on the central portion of a spindle 11 without making no contact with the spindle 11, and is fixed on a spindle housing 13 by means of a fixing part 16. Further, a nozzle 15 having a directional property in the prescribed direction is attached onto the tip of the grinding fluid supplying pipe 14. And, a grinding fluid is supplied to the nozzle 15 through the grinding fluid supplying pipe 14, and injected in the respective directions according to nozzle shapes. With this situation, it is possible to attain sufficient cooling and a chip elimination effect with a small quantity of the grinding fluid without reducing the turning accuracy of the spindle.
    • 目的:通过在横轴型的表面磨削旋转机中提供在主轴中心部分上具有定向性的研磨液供给喷嘴而不与主轴接触,从而不降低主轴的转动精度来提供冷却效果。 构成:研磨液供给管14布置在形成在心轴11的中心部分上的孔12中,而不与主轴11接触,并通过固定部16固定在心轴壳体13上。此外, 将具有规定方向的定向性的喷嘴15安装在研磨液供给管14的前端。另外,研磨液通过研磨液供给管14供给到喷嘴15, 到喷嘴形状。 在这种情况下,可以在不降低主轴的转动精度的情况下,利用少量的研磨液获得足够的冷却和切屑效果。
    • 80. 发明专利
    • TAKE UP DEVICE FOR FILM
    • JPH0494354A
    • 1992-03-26
    • JP21284790
    • 1990-08-10
    • MATSUSHITA ELECTRIC IND CO LTD
    • INAGAKI NORIYUKIUESUGI YUJIFUNEMI KOJI
    • B65H18/26B65H18/08H01G13/02
    • PURPOSE:To discharge air between respective layers of a film wound up to a take-up bobbin by providing driving means of the take-up bobbin such as a nip roller rotates around the outer periphery of a bobbin in the opposite direction to the rotational direction of the take-up bobbin in one rotation per one rotation of the take-up bobbin. CONSTITUTION:A nip roller 14 is surely followed to the surface of a take-up bobbin 13 with a specified pressure regardless of thickness, shape of the take-up bobbin 13 or revolution speed of the take-up bobbin 13 by providing driving means 22, 24 in which the nip roller 14 is synchronized with rotation of the take-up bobbin 13, the nip roller 14 presses the surface of the take-up bobbin 13 with specified pressure, and moves around the surface of the take-up bobbin 13 in opposite direction to rotational direction of the take-up bobbin 13 in one rotation around the outer periphery of the take-up bobbin 13 per one rotation of the take-up bobbin 13. It is possible thereby to discharge air wound up between respective layers of a wound up film 26 outside while making pressing force of the nip roller 14 constant.