"To place a man in a multi-stage rocket and project him into the controlling gravitational field of the moon where the passengers can make scientific observations, perhaps land alive, and then return to earth--all that constitutes a wild dream worthy of Jules Verne. I am bold enough to say that such a man-made voyage will never occur regardless of all future advances."
Lee deForest, American radio pioneer ; 1957
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| Number | Title | Issue Date |
| 7320154 | Fleece laying device A non-woven fiber web laying apparatus including (1) a camel back cross lapper having a supply arm, a laying arm connected thereto, and two delivery transport belts guided in juxtaposed fashion from an infeed zone to a lower end of the layering arm and (2) an upstre... | 01/22/2008 |
| 7320155 | Web buffering device Apparatus for variably buffering a web material, the apparatus having two endless transport belts including feed sections in which the belts are juxtaposed, and return sections, the feed and return sections being of varying lengths. In the feed sections, the belts m... | 01/22/2008 |
| 7318255 | Cross lapper In a camel back cross lapper, a fiber web to be layered to form a fleece is guided from an infeed zone until its discharge in a layering zone in sandwiched manner between two transport belts extending over the arms of the cross lapper. The transport belts are extend... | 01/15/2008 |
| 6191502 | Apparatus for tapping current from a busbar In an apparatus for tapping current from a busbar by means of a roller which is arranged, for example, on a trolley, the one roller is also intended to have associated with it at least one further roller, adjacent to it and at a distance from the same bus... | 02/20/2001 |
| 5351620 | Trolley conveyor system having a helically twisted track for a positionable mobile device mounted in the trolley axle Carrier system for a mobile device positionable in various directions in space, such as a directive light source, including a trolley which can move along a guide ramp. The ramp includes two helical rails turning about a given longitudinal axis, and the t... | 10/04/1994 |
| 4716997 | Conductive idler sheave Plastic material is molded in the form of a sheave (20) about a wire steel brush (10), and interspersed between the bristles (14) thereof. A conductive path is provided to a cable (26) against which the sheave is urged via the bristles, which extend radia... | 01/05/1988 |
| 4031990 | Set of current collecting elements used for a current collecting roller There is disclosed a set of current collecting elements used for a current collecting roller which feeds current to a transportation apparatus. The set of current collecting elements comprises a plurality of electroconductive elements arranged in juxtapos... | 06/28/1977 |