"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 5157818 | Method and apparatus for sizing and drawing a traveling textile filament In sizing and drawing of one or more textile filaments, particularly a warp sheet of multiple filaments, by successively conveying the filaments through a sizing bath, a driven squeezing mechanism, a differentially driven spaced drying roller, and a warp ... | 10/27/1992 |
| 5088441 | Cord impregnator The method of impregnating and the apparatus for impregnating a thin cord with a medicinal solution with the cord to be used in the dental field as an appliance for gingival retraction in conjunction with the teeth of a human being. The cord is immersed i... | 02/18/1992 |
| 4858287 | Method for the continuous sizing and stretching of synthetic filament yarns The method for the production of partial warps wound on warping beams or sectional beams, or warps of synthetic filament yarns wound on warp beams, which are completely stretched and sized, consists of sizing a group of parallel synthetic thermoplastic fi... | 08/22/1989 |
| 4571792 | Method of treating warp yarn ends in a sizing process The ends of warp yarns in a sheet form are treated at the end of a sizing process in preparation for a subsequent rewinding process. In the sizing process, the warp yarns are threaded through a reed with at least two warp yarns in each reed dent in vertic... | 02/25/1986 |
| 4501039 | Sheet-dyeing method and apparatus A textile sheet strand is dyed by conducting it in at least two separate passes around an annular path having a first path section in a dye vat and a section path section in a gas-treatment location. In the dye vat the strand is contacted with a liquid dy... | 02/26/1985 |
| 4271570 | Graphite fiber alignment process and apparatus Misaligned strands in a graphite fiber on tape are aligned and wound up on reels with a minimum of degradation by the steps of: separating the individual strands, diverging the strands, aligning the strands and winding the individual strands onto separate... | 06/09/1981 |
| 4236319 | Warp sheet splitting device for a drying chamber in a yarn sizing process In a sizing process for a warp sheet of yarns, a drying chamber has an upper first region, substantially void of a drying medium, and a second region containing the drying medium. A transversable warp splitting device is provided in the chamber which is t... | 12/02/1980 |
| 4154005 | Drying apparatus A drier, comprising an enclosed casing, means for feeding a sheet of parallel yarns to be dried through the casing in at least one substantially horizontal pass, nozzle boxes disposed above and below the sheet material in each pass to form a drying chambe... | 05/15/1979 |
| 4026036 | Apparatus for controlling temperature on a drying machine for running yarn sheets In a box-type continuous hot air drying machine having a drying chamber through which yarn sheets are processed, the supply rate of thermal energy into the drying chamber is automatically controlled in accordance with the running condition of the drying m... | 05/31/1977 |