Machine Tools

PAT. NO. Title
851 4,923,343 Machine tool
852 4,922,739 Roller milling tool unit for a milling machine tool
853 4,921,376 Arbor for mounting a tool to a spindle of a machine tool and a machining method of employing the same
854 4,919,575 Apparatus for compensating for the thermal displacement of the main spindle of a machine tool
855 4,918,612 Electronic device for controlling the tool position of a machine tool
856 4,915,569 Combination machine tool apparatus and pallet changing system
857 4,914,803 Machine tool
858 4,911,589 Machine tool
859 4,910,860 Toolholder for a machine tool
860 4,907,478 Apparatus and process for assembling a machine tool and machine tool formed thereby
861 4,902,951 Numerically controlled machine tool
862 4,901,988 Auxiliary table for use with a machine tool
863 4,901,412 Apparatus for moving pallets in automated machine tool assemblies
864 4,890,716 Machine tool
865 4,890,522 Clamping head for the releasable attachment of a workpiece carrier to a machine tool spindle
866 4,888,865 Machine tool
867 4,884,927 Shield unit for machine tool
868 4,884,373 Numerically controlled machine tool
869 4,879,845 Machine tool
870 4,879802 Gripper for tools of a machine tool
871 4,878,319 Machine tool
872 4,877,935 Wire cut electrodischarge machine tool
873 4,875,365 Method and apparatus for measuring cutting forces of machine tool
874 4,873,793 Numerically controlled machine tool
875 4,873,756 Machine tool
876 4,870,743 Quick change tool assembly for ultrasonic machine tool
877 4,866,429 Automated machine tool monitoring device
878 4,863,320 Machine tool
879 4,863,319 Machine tool
880 4,859,085 Travel device for a machine tool or a transfer machine
881 4,858,290 Machine tool indexing apparatus
882 4,855,558 Clamping device for a tool at a machine tool, particularly at a die sinking electric discharge machine
883 4,852,434 Machine tool with a sliding screw drive
884 4,852,306 Toolholder device for a machine tool
885 4,850,764 Machine tool
886 4,850,099 Machine tool spindle actuated workpiece clamping system
887 4,842,457 Machine tool with improved spindlehead mounting and traversing means
888 4,842,455 Protective covering for a machine tool comprising a loading door
889 4,837,918 Machine tool assembly
890 4,835,838 Automatic tool changer in machine tool
891 4,833,764 Machine tool for machining workpieces by means of rotary tools
892 4,828,240 Workpiece securing apparatus for a machine tool
893 4,827,600 Automatic tool changing mechanism for a machine tool
894 4,827,599 Machine tool
895 4,825,741 Reciprocatory machine tool
896 4,824,310 Automated work-piece handling system for machine tool
897 4,824,274 Coupling for the connection of a tool head and a tool holer in a machine tool
898 4,821,198 Apparatus for reading out work machining data written in a memory module attached to a pallet when the pallet is moved to a machine tool
899 4,819,311 Machine tool
900 4,818,925 Device for setting the working point of a tool in an NC machine tool
16 Method of controlling synchronous operation of machine tool
17 Machine tool holder with automatic hook-up
18 Roller milling tool unit for a milling machine tool
19 Machine tool extension table and method for installing same
20 Dual pinion anti-backlash carriage drive for a machine tool