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 |
| 6164332 | In-line magnetic water manufacturing apparatus An apparatus designed to manufacture a relatively large quantity of living water for a home or business. The apparatus includes a plurality of ampuls longitudinally aligned and connected together to enable the water delivered to the upper ampul to flow in... | 12/26/2000 |
| 4091865 | Air-pressurized, safety anti-freeze tank A coolant container assembly is especially designed for use with an internal combustion engine cooling system together with means to produce a pressurized flow of flushing liquid to flush the system, such means including a source of pressurized gas such a... | 05/30/1978 |
| 4008733 | Filling valves for pressure fueling devices A filling valve for a pressure fueling device, particularly for aircraft refueling, comprises a movable sleeve responsive to the flow rate of fuel through the valve and which increases the ratio between the fuel pressures acting on first and second surfac... | 02/22/1977 |
| 3945393 | Regulating valve Flow rate limiting valve for pipes for liquid or gaseous fluids of the type comprising a cup plug which extends telescopically from an ogival chamber contained in the valve body, and communicates with the fluid upstream of the valve seat by a channel in t... | 03/23/1976 |
