Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 4574710 | Turbo burner coal powered turbine energy system A combustion system to utilize particulate fuel where the fuel is compressed and extruded into a selected shape to be burned in a combustion chamber under conditions where particles of burning material are maintained in the combustion chamber until the we... | 03/11/1986 |
| 4561860 | Process and apparatus for production of refuse derived fuel Refuse derived fuel is produced by taking raw refuse, pulverizing it and n screening it to remove fines and oversize material, the screened residue being passed to an air classifier where the light fraction, rich in paper and plastics, is separated. This... | 12/31/1985 |
| 4553285 | Plug furnace A furnace for burning a particulate fuel compacted into a plug which includes a force feed of particulate fuel through a compacting means and into a tubular furnace in which burning is expected within the compact fuel plug by injecting air through the fur... | 11/19/1985 |
| 4036152 | Refuse compactor-incinerator disposer A solid refuse compactor-incinerator disposer which includes a cabinet housing with a refractory bottom wall and a ram mounted in the housing for vertical reciprocal movement. A drawer, with a refuse receiving container, is slidable into and out of the ho... | 07/19/1977 |
