Edwards EXT70 Series

B722-01-880 Issue K
Page 4 © Edwards Limited 2007. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
Introduction
Figure 2 - Cross-section view of EXT250 Turbomolecular Pump
1. Inlet-flange
2. Inlet-screen
3. Magnetic bearing
4. Safety bearing
5. Envelope
6. Shaft
7. DC motor
8. Lower bearing
9. Oil reservoir
10.Spacer ring
11.Stator
12.Rotor