会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 12. 发明授权
    • Ceramic mirrors and method of manufacturing same
    • 陶瓷镜及其制造方法
    • US5492872A
    • 1996-02-20
    • US283666
    • 1994-08-01
    • Yukio Kishi
    • Yukio Kishi
    • G02B5/08C04B35/46B29D11/00
    • G02B5/08
    • A ceramic mirror having a maximum surface flatness of 1 .mu.m and/or a maximum centerline average height of 1 nm as measured by the laser interference method, and a method of manufacturing a ceramic mirror by compacting a titanium oxide powder having an average particle diameter no greater than 1 .mu.m and a purity of at least 99% and then sintering the compact in an ordinary, inert, vacuum, or reducing atmosphere at a temperature between 1000.degree. and 1300.degree. C. The sintering pressure may be a minimum of 50 kg/cm.sup.2. After sintering, the product may be further treated by hot isostatic pressing (HIP) in an Ar atmosphere at 1000.degree. C. and a pressure of 1800 kg/cm.sup.2. The sintered bodies are then surface ground or lapped to produce ceramic mirrors having the above characteristics for use in laser and X-ray apparatuses, cameras, and other precision optical instruments.
    • PCT No.PCT / JP92 / 01268 Sec。 371日期:1993年5月20日 102(e)日期1993年5月20日PCT提交1992年10月1日PCT公布。 公开号WO93 / 07516 日期:1993年04月15日。一种通过激光干涉法测量的最大表面平坦度为1μm和/或最大中心线平均高度为1nm的陶瓷镜,以及通过压制钛制成陶瓷镜的方法 平均粒径不大于1μm,纯度至少为99%的氧化物粉末,然后在普通的惰性,真空或还原性气氛中在1000-1300℃的温度下烧结。 压力可以至少为50kg / cm2。 烧结后,可以在Ar气氛中,在1000℃,压力为1800kg / cm2下,通过热等静压(HIP)进一步处理该产品。 然后对烧结体进行表面研磨或研磨以制备具有上述特性的陶瓷镜,用于激光和X射线装置,照相机和其他精密光学仪器。
    • 13. 发明授权
    • Diamond tool and method of producing the same
    • 金刚石工具及其制造方法
    • US5209613A
    • 1993-05-11
    • US772241
    • 1991-10-07
    • Noriyuki Nishio
    • Noriyuki Nishio
    • B23B27/20B23P5/00B23P15/28C04B37/00
    • B23B27/20B23P5/00Y10T407/27Y10T408/81
    • A diamond tool which generates little vibrations, can be used in high temperature environments and can be produced with excellent yield has at least a shank portion (2) in contact with a diamond chip (1) and formed from a reaction-sintered silicon carbide material having a thermal expansion coefficient close to that of the diamond chip by using a diamond granule, and a method for producing the diamond tool which comprises contacting a diamond chip with an ingredient layer mixed with a diamond granule and a carbonaceous source, placing a metallic silicon powder on the surface of the layer, and then reaction-sintering it in vacuum or in a non-oxidizing atmosphere by heating, thereby forming a reaction-sintered silicon carbide material having a coefficient of thermal expansion close to that of a diamond chip, at least, in the shank portion at which a diamond chip is in contact.
    • 产生很小振动的金刚石工具可以在高温环境中使用,并且可以以优异的成品率生产出至少一个与金刚石芯片(1)接触的柄部分(2),并由反应烧结的碳化硅材料形成 通过使用金刚石颗粒具有接近金刚石芯片的热膨胀系数的热膨胀系数,以及用于制造金刚石工具的方法,该方法包括使金刚石芯片与金刚石颗粒和碳质源混合的成分层接触,将金属硅 粉末,然后通过加热在真空或非氧化气氛中进行反应烧结,从而形成具有接近于金刚石芯片的热膨胀系数的反应烧结碳化硅材料,在 至少在金刚石芯片接触的柄部中。
    • 16. 发明授权
    • Article sorting device
    • 文章分拣装置
    • US4984675A
    • 1991-01-15
    • US413469
    • 1989-09-27
    • Keiji YamabeMasao Yoshinaga
    • Keiji YamabeMasao Yoshinaga
    • B65G17/00
    • B65G17/005B65G2201/02
    • A pair of sorting gates are fixed respectively to a pair of moving shafts that are disposed facing with each other so as to be able to move horizontally along the same straight line, and when a sorting gate is moved horizontally from a retracted position to a forwardly moved position interrupting the moving path of a sorting pin accompanying a forward motion of one of the moving shafts to which is fixed the sorting gate, the moving shaft at the forwardly moved position functions as a stopper member for the other moving shaft that is at the retracted position, and obstructs the forward motion of the moving shaft that is at the retracted position.
    • 一对分拣门分别固定在一对移动轴上,所述一对移动轴彼此面对地设置成能够沿同一直线水平移动,并且当分拣门从缩回位置水平移动到向前时 移动位置中断分配销的移动路径,伴随着固定分类门的移动轴中的一个的向前运动,在向前移动位置处的移动轴用作用于另一个移动轴的止动构件 缩回位置,并且妨碍处于缩回位置的移动轴的向前运动。
    • 18. 发明授权
    • Ceramic mirrors
    • 陶瓷镜子
    • US5650366A
    • 1997-07-22
    • US591283
    • 1996-01-25
    • Yukio Kishi
    • Yukio Kishi
    • G02B5/08C04B35/46
    • G02B5/08
    • A ceramic mirror having a surface flatness of no more than 1 .mu.m and/or a centerline average height of no more than 1 nm as measured by the laser interference method, is made from a titanium oxide powder having an average particle diameter of 0.5 .mu.m and a minimum purity of 99.8% by weight. The mirror also has a maximum amount of irregular reflection of incident light not exceeding 5% when the angle of projection is between 0.degree. and 90.degree. as measured by a colorimeter and is made by the process including forming a titanium oxide powder having a maximum average particle diameter of 0.5 .mu.m and a minimum purity of 99.8 wt. %, compacting the titanium oxide powder by cold isostatic pressing to produce a compact, sintering the compact of titanium oxide powder in air at a temperature of 1000.degree. C.-1300.degree. C. to produce a ceramic body, hot isostatic pressing the ceramic body after the sintering in an inert atmosphere at 800.degree. C.-1500.degree. C. under a minimum pressure of 500 kg/cm.sup.2, and machining the sintered body by surface grinding and lapping.
    • 通过激光干涉法测定的表面平坦度不大于1μm和/或中心线平均高度不超过1nm的陶瓷镜由平均粒径为0.5μm的氧化钛粉末制成 m,最低纯度为99.8重量%。 当通过比色计测量,当投影角度在0°和90°之间时,反射镜还具有不超过5%的入射光的最大量的不规则反射,并且通过包括形成具有最大平均值的氧化钛粉末 粒径为0.5μm,最小纯度为99.8wt。 %,通过冷等静压压制二氧化钛粉末以制得成型体,在1000℃〜1300℃的温度下将氧化钛粉末的烧结体在空气中烧结,制成陶瓷体,热等静压压陶瓷体 在800℃〜1500℃的惰性气氛中,在500kg / cm2的最小压力下进行烧结,并通过表面研磨和研磨加工烧结体。