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An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
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| Number | Title | Issue Date |
| 6230981 | Steel railroad sleepers A steel railroad sleeper of inverted channel section whose open ends can selectively be closed by end plates detachably connected one to open end of the sleeper and whose sides incline downwardly and outwardly from the upper rail supporting surface of the... | 05/15/2001 |
| 5887788 | Steel pipe connector of ladder-type sleeper for railway track To provide inexpensively a connector constructed of a steel pipe and bearing a tie function of a ladder-type sleeper for railway tracks, in a connector constructed of a steel pipe 1 used in the ladder-type sleeper for railway tracks integrated with longit... | 03/30/1999 |
| 5055350 | Composite railroad cross-tie A railroad cross-tie made from sand and recycled thermoplastic containers. To practice the invention the containers made of many thermoplastic materials are granulated and mixed together. The labels and small amounts of residue from the original contents ... | 10/08/1991 |
| 4583685 | Rail anchoring A rail anchoring clip and sleeper assembly comprising a sleeper and at least one rail anchoring clip arranged in use to longitudinally anchor a rail across the sleeper, the sleeper having means to locate the rail in a direction longitudinal of the sleeper... | 04/22/1986 |
| 4083491 | Synthetic railroad crosstie A railroad crosstie is constructed from at least two individually distinct rail support blocks interconnected by a web system which is fastened to the blocks and which comprises at least one self-supporting rigid sheet member adapted to be buried in the r... | 04/11/1978 |
