Bizarre Patents
An enclosure for small animals which is wearable on the front or back of an animate being.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8146835 | Sealing plate for railway rail clip anchoring device and sleeper manufacturing method A sealing plate for use with a rail clip anchoring device having a head and a stem which extends from the head into a concrete sleeper when the anchoring device is in use, is adapted for extending over the underside of the head when the stem of the device is being s... | 04/03/2012 |
| 7156319 | Concrete railroad tie with guide plates for the rail base A concrete railroad tie, especially a two-block railroad tie, with an elastic rail support for ballast and solid tracks, with guide plates with twisting-prevention devices disposed in the supporting region between the base of the rail and the lateral, raised shoulde... | 01/02/2007 |
| 6974087 | Railway tie plate A tie plate is provided for securing a rail to a railway tie. The tie plate has a base with a tie face opposite a rail face, opposite end faces extending between the tie and the rail faces, a gauge side opposite a field side with said gauge and field sides extending... | 12/13/2005 |
| 6305613 | Rail fastening devices A rail tie plate suitable for attachment to a wood tie has a pair of upstanding abutment members to accommodate a rail flange, each having an upwardly facing lower ramp surface inclining from a laterally outer side of the abutment member upwardly inwardly... | 10/23/2001 |
| 5221044 | Rail fastening system with gage adjustment means There is disclosed a rail fastening system for wood or concrete ties having provisions for rail gage adjustment and including a pair of shoulders removably secured to a railway tie plate or a shoulder retaining in a concrete tie with provisions for latera... | 06/22/1993 |
| 4756477 | Plate for supporting railway rails and a track assembly using it An elongate plate, for use in a railway frog or switch to receive two inclined rails which stand on the plate and on another plate like it and are to be anchored thereto, has an elongate hole through it, with the length of the hole being parallel to that ... | 07/12/1988 |
| 4561589 | Rail fastening assembly The assembly is made up of four components. First is a rectangular, steel base plate designed to lie between the rail and the tie structure. The plate has a hole near each end. The second component is a clip that holds the rail to the base plate. The thir... | 12/31/1985 |
| 4494695 | Device for affixing a rail to a concrete support A narrow metal plate is embedded in the upper surface of a concrete tie and is curved at one end to form a vertical abutment which projects several centimeters. The plate extends under a rail and is fixedly attached to a tightening bolt which extends thro... | 01/22/1985 |
