Patent ID: 8641329

Claim:
A pneumatic transfer device for transferring a pneumatic carrier between a first pneumatic system portion including a first plurality of pneumatic tubes and a second pneumatic system portion including a second plurality of pneumatic tubes, comprising: a first diverter having a first head end with a first head end port, a first transfer end with a first plurality of ports connected to said first plurality of pneumatic tubes and a first transfer tube for selectively pneumatically connecting one of said first plurality of ports to said first head end port; a second diverter having a second head end with a second head end port, a second transfer end with second plurality of ports connected to said second plurality of pneumatic tubes and a second transfer tube for selectively pneumatically connecting one of said second plurality of ports to said second head end port; a connecting tube pneumatically interconnecting said first and second head end ports for direct transfer of a pneumatic carrier there between; and a valve in pneumatic communication with the connecting tube, said valve being selectively operative to vent said connecting tube to atmosphere.