9/30/04AME 470 – Team Unum Team Unum Connection System to Air Source and Inflatables PDR # 4 September 30, 2004

9/30/04AME 470 – Team Unum Connections Standards: NPT(National Pipe Taper) –1/4”, 3/8”, 5/8” –Male and Female Threaded –Quick-Connect –Barbed with Clamp Inflation Connectors –Needle Connectors –Presta and Schrader Valves

9/30/04AME 470 – Team Unum Presta and Schrader Valves Two Standards for Bike Tire Valves Presta: 6mm Schrader: 8mm

9/30/04AME 470 – Team Unum Tubing Metal Tubing vs. Rubber Inside Casing Presta and Schrader Adapters Needle Inflators (With Clamping Chuck)

9/30/04AME 470 – Team Unum Comparison Price: –Brass Connections $3.99-$4.99 –PVC vs. Rubber Tubing: $2.50 / ft. vs. $3.30 –Quick-Connect Couplings: ~ $5.60 –Air-Flow: 1/4” vs. 3/8” vs. 5/8” Ease of Operation Adaptability

9/30/04AME 470 – Team Unum Conclusion Connections Depend on Requirements from the Solenoid Valve and Pressure Transducer. Talk to Companies such as South Bend Hose.

9/30/04AME 470 – Team Unum Upcoming Events Trade Studies Due October 5th Next PDR on October 7th: Flow Control and Pressure Sensing System Questions?