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| Number | Title | Issue Date |
| 7497652 | Plastic fastening device A novel plastic fastening device is provided herein, which mainly contains a bolt, a nut, and at least a washer. On the surface of the washer that interfaces with the object being fastened, a number of small wedges are arranged radially with equal spacing therebetwe... | 03/03/2009 |
| 7261506 | Washer and threaded fastener assembly incorporating same A washer for a threaded fastener assembly and a threaded fastener assembly incorporating such a washer. The washer includes a body having a central axis including two opposed sides an outer periphery and an inner periphery defining a central aperture extending betwe... | 08/28/2007 |
| 7226259 | Locking fastener assembly A locking fastener assembly comprising a nut and a washer. The nut and washer each have opposed load bearing surfaces which include a series of annularly extending, slightly inclined faces forming shallow undulations around each surface. The load bearing surface on ... | 06/05/2007 |
| 7070461 | Electrical terminal having a terminal body with one or more integral projections An electrical terminal for connecting a conductor to a component includes a terminal body that is configured to be electrically connected to the conductor. The terminal body includes a first portion and at least one projection extending from the first portion. The t... | 07/04/2006 |
| 6036236 | Heat exchanger with locking connector A heat exchanger, particularly with an integrated oil heat exchanger, has screw-in connectors. Each connector is secured to the exchanger using a retaining ring, which has finger forming projections. The heat exchanger has an annular collar with circumfer... | 03/14/2000 |
| 5584410 | Drum closure assembly An annular closure ring for securing a cover in sealed relation over the open upper end of a cylindrical storage drum or similar container is disclosed in which a split ring is closed about the periphery of the drum and its cover by tightening a headed ti... | 12/17/1996 |
| 4055208 | Locking fastener device A rotary threaded fastener and twisted tooth lock washer assembly providing a ratchet-type locking action due to the inter-engagement of the twisted teeth on the lock washer and cogs formed on the bearing surface of the threaded fastener. The teeth are co... | 10/25/1977 |
