Quotables
"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 |
| 7337744 | Boat safety float An aquatic vessel safety device, comprised of a set of automatically inflatable water-tight inflatable flotation bladders, attached to the hull of any aquatic vessel or boat capable of being quickly inflated when the aquatic vessel is in danger of being sunk or caps... | 03/04/2008 |
| 6254447 | Self-acting flotation device for flotation life preservers An inflation device is provided which is inflatable upon impact by water for marine flotation life preservers, wherein the tip of a striking pin is moved by means of a plunger which is driven by igniting a pyrotechnic charge in the direction of the sealin... | 07/03/2001 |
| 5988438 | Apparatus for rapid inflation of inflatable object and related method The present invention relates to an inflator device that is adapted for producing a sufficient quantity of a gaseous product to substantially inflate an inflatable member. The inflator device has a first stage gas source in fluid communication with a seco... | 11/23/1999 |
| 4943051 | Human energy transmission device A propulsion and exercise device transmitting human energy from both the upper and lower body simultaneously. A frame (20) contains a rotatable upwardly extending mast (30) to which a foot engaging structure (38) is attached by linkage (48). A collapsible... | 07/24/1990 |
| 4687451 | Automatic actuation device for inflatable life-saving equipment An improved automatic actuation device for inflatable life-saving equipment which comprises a housing, a compressed gas cylinder, a piercing pin for piercing the seal cap of the gas cylinder to open it, a L-shaped lever for driving the piercing pin and an... | 08/18/1987 |
