Patent ID: 8245601
Filing Date: 2012-08-21
Classification: B25B

Abstract:
1. A screwdriver sleeve finder comprising: a sleeve configured to be mounted on a screwdriver around a bit for driving a threaded fastener, wherein the bit is rotatable and axially slidable with respect to the sleeve; a fastener stop disposed within the sleeve between a forward bore and a rearward bore of the sleeve for supporting the threaded fastener within the forward bore, wherein the fastener stop defines an axial path between the rearward bore and the forward bore for the bit to engage the threaded fastener and an evacuation path between the forward bore and the rearward bore; a plurality of purge channels defined within sidewalls of the sleeve; and a plurality of ports disposed in the sidewalls of the sleeve to fluidly couple respective ones of the plurality of purge channels to the forward bore of the sleeve, wherein the sleeve is further configured to be coupled to a compressed gas source for supplying a compressed gas into the forward bore via the plurality of purge channels and the plurality of ports, and to be coupled to a vacuum source for evacuating particles within the forward bore via the evacuation path of the fastener stop and the rearward bore of the sleeve.