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    • 11. 发明授权
    • Clamp device for rotary shaft portion
    • 用于旋转轴部分的夹紧装置
    • US5385424A
    • 1995-01-31
    • US946436
    • 1992-11-18
    • Masakazu Matsumoto
    • Masakazu Matsumoto
    • F16D63/00B23Q1/28B23Q1/54F16D49/00
    • B23Q1/5437B23Q1/287Y10T403/7009Y10T403/7051Y10T403/7054Y10T403/7062
    • A clamp device is provided which is operable with extreme ease for clamping and unclamping a rotary shaft portion under remote control and which is capable of exerting a great clamping force and is unlikely to displace the shaft axis. The clamp device includes a fixed sleeve radially elastically deformable, rotatably supporting the shaft portion and having a tapered surface over a radially outer periphery, a rotatable clamp member having a tapered surface fitting to the sleeve tapered surface with rollers provided between the clamp member and the tapered surface the rollers being arranged as inclined with respect to the axis of the sleeve, and a drive unit for rotating the clamp member.
    • PCT No.PCT / JP92 / 00396 Sec。 371日期:1992年11月18日 102(e)1992年11月18日PCT PCT 1991年3月30日PCT公布。 WO92 / 19882 PCT出版物 日期为1992年12月11日。提供了一种夹紧装置,其极其易于操作,用于在远程控制下夹紧和松开旋转轴部分并且能够施加大的夹紧力并且不太可能使轴轴线移位。 夹紧装置包括可径向弹性变形的固定套筒,可旋转地支撑轴部分并且具有在径向外周边上的锥形表面,具有与套筒锥形表面相配合的锥形表面的可旋转夹紧构件, 所述滚子相对于所述套筒的轴线倾斜地布置,以及用于使所述夹紧构件旋转的驱动单元。
    • 13. 发明授权
    • Electrophotographic photosenitive member comprising disazo compounds
having non-symetric coupler portions
    • 包含具有非对称偶合剂部分的双偶氮化合物的电子照相照相成份
    • US4820602A
    • 1989-04-11
    • US73174
    • 1987-07-14
    • Masakazu Matsumoto
    • Masakazu Matsumoto
    • C09B35/24G03G5/06G03G5/14
    • G03G5/0679C09B35/24
    • An electrophotographic photosensitive member has a photosensitive layer on an electroconductive support, wherein said photosensitive layer contains a compound represented by the formula: ##STR1## [wherein Ar.sub.1 represents a phenyl group having one or more group selected from alkoxy groups and alkyl groups, Ar.sub.2 represents a phenyl group having one or more group selected from nitro group, cyano group and halogen atoms, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.10, R.sub.11 and R.sub.12 represnt hydrogen atom, halogen atom, alkyl group, aralkyl group, alkoxy group, nitro group, cyano group, trifluoromethyl group or substituted amino group, with proviso that R.sub.5 and R.sub.6, R.sub.6 and R.sub.7, R.sub.7 and R.sub.8, R.sub.9 and R.sub.10, R.sub.10 and R.sub.11, R.sub.11 and R.sub.12 may form a fused aromatic ring together with a part of the carbazole ring].An electrophotographyic apparatus is provided with at least an exposure means of a laser optical system and an electrophotographic photosensitive layer containing a compound represented by the above formula formed on a conductive substrate.
    • 电子照相感光构件在导电载体上具有感光层,其中所述感光层含有由下式表示的化合物:其中Ar 1表示具有一个或多个选自烷氧基的基团和 烷基,Ar 2表示具有一个或多个选自硝基,氰基和卤素原子基团的苯基,R 1,R 2,R 3,R 4,R 5,R 6,R 7,R 8,R 9,R 10,R 11和R 12表示氢原子 卤素原子,烷基,芳烷基,烷氧基,硝基,氰基,三氟甲基或取代氨基,条件是R5和R6,R6和R7,R7和R8,R9和R10,R10和R11,R11 R12可与咔唑环的一部分一起形成稠合芳环。 电子照相设备至少设置有激光光学系统的曝光装置和在导电基底上形成的含有由上式表示的化合物的电子照相感光层。
    • 19. 发明申请
    • Tool holder
    • 工具托架
    • US20070053758A1
    • 2007-03-08
    • US11595693
    • 2006-11-10
    • Masakazu MatsumotoMasahiro TaguchiKazuhiro Shimono
    • Masakazu MatsumotoMasahiro TaguchiKazuhiro Shimono
    • B23C5/00
    • B23B31/026B23B31/117B23B31/1177B23B31/20B23B2265/12B23B2270/12B23Q17/2216Y10T408/858Y10T408/85843Y10T409/30952
    • A tool holder is equipped with a tip run-out correction mechanism for correcting run-out of the tip of the tool. The tip run-out correction mechanism includes an annular stepped portion formed on a cylindrical support portion of a holder body; a ring member rotatably fitted onto the annular stepped portion; an eccentric cam disposed within the ring member, the eccentric cam extending radially through the ring member and being rotatable about a radially extending axis; and a pin disposed within the ring member to be movable along a direction parallel to the center axis of a flange portion of the holder body. One end of the pin is in contact with the eccentric cam, and the other end of the pin is in contact with a rear end face of a clamp sleeve which clamps a tool inserted into a chuck sleeve of the holder body. The eccentric cam is rotated so as to adjust press force that the pin applies to the rear end face of the clamp sleeve, to thereby elastically deform a base end portion of the chuck sleeve in a radial direction in such a manner that tip run-out of the tool approaches zero.
    • 工具架配备有用于校正工具尖端的磨损的尖端径向校正机构。 刀头径向校正机构包括形成在保持器主体的圆柱形支撑部分上的环形阶梯部分; 可旋转地装配到所述环形台阶部分上的环件; 设置在所述环构件内的偏心凸轮,所述偏心凸轮径向延伸穿过所述环构件并能够围绕径向延伸的轴线旋转; 以及设置在所述环构件内的销以能够沿着与所述保持器主体的凸缘部的中心轴线平行的方向移动。 销的一端与偏心凸轮接触,并且销的另一端与夹紧套筒的后端面接触,夹紧套筒夹持插入保持器主体的卡盘套筒中的工具。 旋转偏心凸轮以调节销向夹紧套筒的后端面施加的压力,从而使卡盘套筒的基端部沿径向弹性变形,使得尖端径向 的工具接近零。