Issued Patents 2002
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419208 | Elevator sheave for use with flat ropes | John T. Pitts, Richard L. Hollowell, John P. Wesson, Douglas E. Logan | 2002-07-16 |
| 6405833 | Flexible flat rope sheave assembly with separate shoulder and flange surfaces having varying friction properties | Richard J. Ericson, John T. Pitts | 2002-06-18 |
| 6401871 | Tension member for an elevator | Ary O. Mello, Hugh J. O'Donnell, Karl M. Prewo | 2002-06-11 |
| 6397974 | Traction elevator system using flexible, flat rope and a permanent magnet machine | Leandre Adifon | 2002-06-04 |
| 6390242 | Elevator traction sheave liner | Ary O. Mello, Hugh J. O'Donnell, Karl M. Prewo | 2002-05-21 |
| 6386324 | Elevator traction sheave | Ary O. Mello, Hugh J. O'Donnell, Karl M. Prewo | 2002-05-14 |
| 6364061 | Tension member for an elevator | Ary O. Mello, Hugh J. O'Donnell, Karl M. Prewo | 2002-04-02 |
| 6357085 | Wedge clamp type termination for elevator tension member | Richard J. Ericson, Dennis James Rehmer | 2002-03-19 |