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All Patents in class 318/571
Patents 1 - 15 of 18
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NumberDatePatenteeTitleType
2,511,956Jun. 20, 1950T.A. WetzelTracer Controlled Machine Toolmilling machines
3,101,436Aug. 20, 1963G.W. YounkinNumerically Controlled Positioning Systemnc and cnc apparatus
3,173,315Mar. 16, 1965J.A. Rave, Jr., H.M. FuldnerTurret Drillmultiple spindle drill presses
3,206,663Sep. 14, 1965H.E. Merritt, N.D. NealMachine Tool Position Control Servomechanism with Positioning Rate Controlmachine tool controls
3,273,182Sep. 20, 1966D.I. McDonaldFeed Control Device to Feed Tool Spindle at Rate of Tool Advancemachine tool controls
3,390,315Jun. 25, 1968H.P. Grossimon, A.K. Susskind, J.O. McDonoughApparatus for Numerical Control of a Multiaxes Machine Tool Including Interpolation and Feedrate Controlnc and cnc apparatus
3,465,332Sep. 02, 1969G.O. Albrecht, R.C. Taylor, Jr., N.D. NealAutomatic Control Apparatusnumerically controlled milling machines
3,720,135Mar. 13, 1973R.E. Stobbe, K.R. MernerFeedrate Controllermachine tool controls
3,766,460Oct. 16, 1973R.K. Burroughs, T.E. HentzManual Control System for Numerically Controlled Machinemachine tool controls
3,798,427Mar. 19, 1974J.P. ConnorsAutomatic Deceleration to Zero Velocity in Iteratively Computing Numerical Control Systemsnc and cnc apparatus
3,798,430Mar. 19, 1974J.B. Simon, T.B. BullockReduction of Servo Following Errors in Position and Velocity Control Systems of the Iteratively Computing Typenc and cnc apparatus
3,840,791Oct. 08, 1974W.H. MackAlleviation of Delays and Inaccuracies in Machining by the Constant Surface Feet Per Minute Modenc and cnc apparatus
RE28,761Apr. 06, 1976R.K. Burroughs, T.E. HentzManual Control System for Numerically Controlled Machinemachine tool controls
4,173,786Nov. 06, 1979A.V. Dryak, R.C. Tanner, T.J. KuhnellMethod and Apparatus for Cutting a Thread on a Rotating Workpiecemachine tool controls
4,208,718Jun. 17, 1980H. ChungMethod for Optimizing the Operation of Computer Controlled Machine Toolnumerically controlled milling machines
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