Browse Prior Art Database

Double Pass Machining for Broken Drill Bit Removal

IP.com Disclosure Number: IPCOM000065697D
Original Publication Date: 1985-Jun-01
Included in the Prior Art Database: 2005-Feb-19

Publishing Venue

IBM

Related People

Authors:
Morizio, MJ Sanguinito, SJ [+details]

Abstract

Double Pass Machining uses two plunge point router bit cutters of different diameters and lengths for removing broken drill bits from printed circuit boards (PCB's), that occur in the plated through hole drilling of PCB's.