"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 |
| 7950192 | Framed panel and related method of manufacture A framed panel and related method of manufacture are disclosed. A framed panel unit includes a panel along the edge of which thermoplastic frame members are disposed. The frame members have first and second opposed side walls which define a channel for receiving the... | 05/31/2011 |
| 7155938 | Method and device for loading a glass processing installation In the method for loading a glass processing installation (5) with loading portions (10a), glass plates (10, 10b) are extracted repeatedly from a storage unit (20) in a predetermined sequence and divided into a residual port... | 01/02/2007 |
| 5639289 | Installation for the treatment of plates Unworked glass panes (9) are definitively positioned in a positioning station (15) by means of positioning stops (18) and transferred in a fixed position first to a grinding station (12) and then to a transfer station (7) by a translating device (20, 21, ... | 06/17/1997 |
| 5511671 | Installation for the sorting of plate material Plates, especially glass sheets, are fed for sorting to a putting-up machine wherein a glass sheet is set upright against a wall in front of which the glass sheet is held in a determined position by an air flow provided by a blower. One glass sheet at a t... | 04/30/1996 |
| 5079876 | Method and installation for processing glass plates Roughly precut glass plates are delivered to a cutting and breaking station where they are cut and broken while invariably mounted. For this purpose, a processing head having a cutting head and a mechanical or thermal breaking system is provided which in ... | 01/14/1992 |
| 4466543 | Method and device for distinguishing between field crops, particularly potatoes on one hand and stones or clods of soil on the other hand A method and apparatus for distinguishing and separating both stones and soil clods from field crops, in which a sensor (5) is simultaneously responsive to both impact and influence on a sensor-generated magnetic field and generates output signals charact... | 08/21/1984 |