|5868051||Method and apparatus for machining with a pivoting cutting tool|
A method and apparatus has been developed for metal cutting machine using a cutting die tool that pivots as it cuts a metal workpiece. By pivoting the cutting tool, the orientation of the metal surface being cut in the workpiece may be varied along the cu...
|5516240||Device for milling|
In accordance with the invention, the workpiece (1) is mounted on a lathe headstock spindle rotated by drive means about a headstock spindle axis (I--I). A turning tool (3) is mounted on a toolholder carriage adapted to move in translation along an infeed...
|4666348||Cutter for thread rolling dies|
Thread rolling dies for pointed fasteners having an improved working face contour which promotes displacement of blank material from the blank point area at an early stage in the thread rolling sequence to avoid excessive pressures in the die and blank at...