...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 |
| 5945837 | Interface structure for an integrated circuit device tester An interface structure for providing connections between integrated circuit (IC) devices and a device tester. The interface structure includes a printed circuit board having one or more groups of pogo pins, each group being arranged to contact the pins ex... | 08/31/1999 |
| 5343406 | Distributed memory architecture for a configurable logic array and method for using distributed memory Additional circuitry for a configurable logic array having logic functions which are programmed by loading memory cells which cause the logic array to generate a desired function. With the additional circuitry, the memory cells can also be used as memory ... | 08/30/1994 |
| 5224056 | Logic placement using positionally asymmetrical partitioning algorithm A modified partitioning method for placement of a circuit design into a programmable integrated circuit device (PICD), the PICD having a specific distribution of physical resources corresponding to a specific circuit structure. The circuit design includes... | 06/29/1993 |