Public TitleLaser Assisted Micro Machining Method and Device
Division
Lead InventorShin, Yung
Public DescriptionIn order to create micro- and meso- scale parts out of very hard materials such as ceramics, slow and costly methods have been traditionally implemented. These methods require micro EDM, ultrasonic machining, or short pulse laser machining, all of which include the potential for a recast layer or subsurface damage. Researchers at Purdue University have invented a method for laser assisted micro machining which prevents any subsurface damage and can be used on both conductive and non-conductive materials. The invention allows very hard materials to be cut at relatively high speeds compared to most existing methods with attainable feature sizes from 25 microns to 1000 microns (1mm).

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