Patent ID: 9421613
Filing Date: 2016-08-23
CPC Classification: B23B,B23Q,B65G,Y10T

Claim Text:
1. A part ejector for rearward ejecting machined parts from a sub-spindle of a CNC lathe, the ejector comprising: a) a first tube and a second tube arranged coaxially wherein a part channel is defined through the first tube and an air channel is located between the first tube and the second tube and the air channel is substantially pneumatically sealed from the ambient environment; b) wherein an air port is located in a wall of the first tube and the air port pneumatically connects the part channel with the air channel; c) a tool having a plug sized to fit within the part channel and substantially pneumatically block one end of the part channel; and d) whereby the plug inserted within the part channel to a first position covers the air port and an end of the part channel and the plug inserted within the part channel to a second position substantially pneumatically blocks the end of the part channel and at least partially does not cover the air port whereby air provided to the air channel passes through the air port into the part channel thereby moving a machined part located therein.