Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6845720 | Conveyor shock absorber | — | 2005-01-25 |
| 6330953 | Shock absorbing tow bar for trolley-type conveyor systems | N. Duane Smith | 2001-12-18 |
| 6330952 | Shock absorbing tow bar for trolley-type conveyor systems | N. Duane Smith | 2001-12-18 |
| 6253684 | Stop mechanism for power and free conveyor system | Andrew Meyer | 2001-07-03 |
| 6244451 | Shock absorbing tow bar for trolley-type conveyor systems | N. Duane Smith | 2001-06-12 |
| 5632206 | Adjustable cushioned tow bar for power and free conveyor | Michael L. Arnst | 1997-05-27 |
| 5544590 | Automatic seal crossover system for power and free conveyor on-floor carriages | Darrel Hespe | 1996-08-13 |
| 5517922 | Power and free conveyor transfer system | David L. Summa, Darrel Hespe, Gerard Schaller, Thierry Jean-Amans | 1996-05-21 |
| 5303655 | Automatic stabilizer unit for free trolley having vertically movable wheels resonsive to trackside rails | Darrel Hespe | 1994-04-19 |
| 5067414 | Self-adjusting shock absorbing carrier | Archie S. Moore, Robert J. Teske | 1991-11-26 |
| 5033394 | Floor conveyor junction seal gap closure | — | 1991-07-23 |
| 5027715 | Shock absorbing carrier | Archie S. Moore, Ivan C. Owen | 1991-07-02 |
| 4981081 | Center link pusher dog for power and free conveyors | — | 1991-01-01 |
| 4898099 | Positive retraction trolley stop for power and free conveyors | — | 1990-02-06 |
| 4790247 | Trolley stop for power and free conveyors | — | 1988-12-13 |
| 4619575 | Apparatus for storage and retrieval of thin trays and sheets | George K. Reed, Harold S. Burt | 1986-10-28 |
| 4439088 | Bucket attachment for tractors | — | 1984-03-27 |