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    • 2. 发明授权
    • Method of and test arrangement for testing the transmission path within
an apparatus of a modular construction for interruptions
    • 用于测试用于中断的模块化结构的装置内的传输路径的方法和测试布置
    • US4612421A
    • 1986-09-16
    • US665269
    • 1984-10-26
    • Gunther SpathWerner Zeder
    • Gunther SpathWerner Zeder
    • H04M3/26H04M3/28
    • H04M3/26
    • Apparatuses which are, for example, used in telephone central exchanges or transmission arrangements have become increasingly more complicated. Interruptions in the transmission path within the apparatus can be detected with the aid of a test arrangement which comprises at least one transmitter, at least one receiver, and a control device. To that end, the transmitted test signal is compared with the received test signal. To reduce the cost and design efforts of the test arrangement and to avoid the use of switches which are susceptible to trouble, transmitters or receivers are arranged in the modules at the inputs or outputs of the modules. Signals from the control device can also be used for producing the test signal and to control the evaluation. The control device ends the test cycle when the transmitted test signal is received in the receiver. The transmission of useful signals and the test signal can be effected simultaneously.
    • 例如在电话中央交换机或传输装置中使用的装置变得越来越复杂。 借助于包括至少一个发射器,至少一个接收器和控制装置的测试装置,可以检测装置内的传输路径中的中断。 为此,将发送的测试信号与接收到的测试信号进行比较。 为了降低测试装置的成本和设计工作,并避免使用易受故障影响的开关,在模块的输入或输出端设置发射器或接收器。 来自控制装置的信号也可用于产生测试信号并控制评估。 当发送的测试信号在接收机中被接收时,控制装置结束测试周期。 可以同时实现有用信号的传输和测试信号。
    • 3. 发明授权
    • Method of cooling and lubricating a tool and/or workpiece and a working
spindle for carrying out the method
    • 冷却和润滑工具和/或工件的方法以及用于执行该方法的工作主轴
    • US06050756A
    • 2000-04-18
    • US51896
    • 1998-04-17
    • Reinhard BuchholzGunther SpathWolfgang Horn
    • Reinhard BuchholzGunther SpathWolfgang Horn
    • B23Q1/00B24B41/04B24B53/095B24B55/02B23Q11/10B23B27/10
    • B24B41/04B23Q11/1015B23Q11/1046B24B53/095B24B55/02Y10T408/03Y10T408/45Y10T408/455Y10T409/303752Y10T409/303976Y10T409/304032
    • The invention relates to a method of cooling and lubricating a metal-cutting rotating tool with a geometrically defined cutting element and/or the workpiece in the cutting zone. A coolant-lubricant and a carrier gas are fed separately into a tool shaft, brought together inside the rotating working spindle as close as possible to the cutting zone and directed via integral feed ducts onto the cutting element and/or cutting zone. Also disclosed is a device for applying this method. The coolant-lubricant and carrier gas are each introduced into a coolant reservoir completely or partially filled with a porous filler where they are mixed; the mixture is then fed directly into the cutting zone. Immediately behind the working spindle is a reservoir chamber filled completely or partially with a porous filler and comprising a substantially cylindrical closed casing with a coaxial feed aperture for the coolant-lubricant on one end face, radial feed apertures in the casing for the carrier gas and with an outlet aperture smaller than the casing diameter for the coolant-lubricant-carrier gas mixture in the end face of the casing opposite the feed aperture for the coolant-lubricant.
    • PCT No.PCT / EP96 / 04323 Sec。 371日期:1998年4月17日 102(e)1998年4月17日PCT PCT 1996年10月4日PCT公布。 公开号WO97 / 14530 日期1997年04月24日本发明涉及一种在切割区域中冷却和润滑具有几何限定的切割元件和/或工件的金属切割旋转工具的方法。 冷却剂润滑剂和载体气体被单独地供给到工具轴中,使其在旋转的工作主轴内部尽可能靠近切割区并且通过整体进料管道引导到切割元件和/或切割区上。 还公开了一种应用该方法的装置。 冷却剂润滑剂和载体气体都被全部或部分填充有多孔填料的冷却剂储存器中,在这些混合物中混合; 然后将混合物直接进料到切割区域中。 在工作主轴后面的是储存室,其完全或部分地填充有多孔填料并且包括基本上圆柱形的封闭壳体,其具有用于在一个端面上的冷却剂润滑剂的同轴进料孔,用于载气的壳体中的径向进料孔, 其出口孔径小于壳体的与冷却剂润滑剂的进料孔相对的端面中的冷却剂润滑剂载体气体混合物的壳体直径。