1
Richard Johnstone: Computer software security system. Kearney & Trecker Corporation, Cyril M Hajewski, October 10, 1978: US04120030 (235 worldwide citation)

The data address portions of a set of computer instructions are scrambled in accordance with a predetermined cipher key before the instructions are loaded into the instruction memory. The instructions with the scrambled data address portions are then loaded into the instruction memory at addresses c ...


2
Richard Johnstone, Jody E Kurtzhaltz: Flexible manufacturing system. Kearney & Trecker Corporation, Quarles & Brady, September 18, 1984: US04472783 (103 worldwide citation)

An improved flexible manufacturing system comprises a plurality of computer numerically controlled machine tools, each controlled by a machine control system which is supplied with a plurality of sets of machine NC part programs and a program map from a supervisory control computer system. Each of t ...


3
Richard Johnstone, Edward E Kirkham: Voice actuated machine control. Kearney & Trecker Corporation, Quarles & Brady, July 24, 1984: US04462080 (76 worldwide citation)

A voice actuated control system suitable for use on a computer numerically controlled (CNC) machine tool includes a pair of radio frequency transmitters and a pair of radio frequency receivers, one of the radio frequency receivers and one of the radio frequency transmitters being located at the mach ...


4
Edward E Kirkham: Binary inspection probe for numerically controlled machine tools. Kearney & Trecker Corporation, Cyril M Hajewski, October 10, 1978: US04118871 (70 worldwide citation)

An inspection probe is mounted in the spindle of a numerically controlled machine tool and is moved toward a workpiece therein by the numerical controls until it makes contact with the workpiece. Contact with the workpiece is indicated by change in the output signal of a portable transmitter mounted ...


5
Osburn John G, Schachte John J: Workpiece changer mechanism for a machine tool. Kearney & Trecker Corporation, Hajewski Cyril M, Porter Donald E, July 23, 1974: US3825245 (62 worldwide citation)

This invention relates to a work changing mechanism comprising a plurality of separate work receiving pellets, a working station for receiving one pallet for performing a working operation, and a plurality of storage stations including one empty storage station. A plurality of separate pallet securi ...


6
Richard Johnstone: Unmanned diagnostic communications system for computer controlled machine tools. Kearney & Trecker Corporation, Quarles & Brady, June 28, 1983: US04390953 (53 worldwide citation)

An unmanned diagnostic communications system for analyzing the operation of a remotely situated computer controlled machine tool and for diagnosing any abnormalities disclosed during machine tool operation includes an auto dialer and MODEM coupled between the computer controlled machine tool and one ...


7
Donald J Jamnik: System for multilingual communication of computer-specified aural or visual control messages in an operator-designated language. Kearney & Trecker Corporation, Cyril M Hajewski, Robert B Levy, December 21, 1982: US04365315 (52 worldwide citation)

Multilingual computer-specified control messages are communicated to an operator in an operator-selected language by the combination of a message writer and a language changer. The language changer contains a set of message storage tables, each containing a set of control messages written in a parti ...


8
Douglas S Selander: Workpiece changer mechanism for a machine tool. Kearney & Trecker Corporation, Cyril M Hajewski, May 23, 1978: US04090287 (42 worldwide citation)

A machine tool has a worktable slidably mounted on a bed for movement along a horizontal X axis opposite a spindle which is journalled for rotation about a horizontal Z axis perpendicular to the X axis, the spindle being slidably mounted on the bed for movement along the Z axis toward and away from ...


9
Han Chang Chung: Method of optimizing the operation of a computer controlled machine tool. Kearney & Trecker Corporation, Cyril M Hajewski, June 17, 1980: US04208718 (39 worldwide citation)

The feed rate of a computer controlled machine tool is periodically calculated every 9.6 milliseconds to produce a horsepower equal to a target horsepower at the cutting tool during a milling operation. When the feed rate rises above a predetermined level, the target horsepower is progressively lowe ...


10
Richard Johnstone, Edward E Kirkham: Adaptive control system for machine tool or the like. Kearney & Trecker Corporation, Quarles & Brady, July 9, 1985: US04527661 (37 worldwide citation)

An adaptive control system for a machine tool or the like includes a temperature sensor for measuring spindle bearing temperature and two pairs of thrust sensors for measuring radial and axial spindle deflection. Data processing apparatus, typically comprised of a microcomputer, is coupled to the te ...