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 |
| 7281334 | Mechanical scribing apparatus with controlling force of a scribing cutter A mechanical scribing apparatus with controlling force of a scribing cutter for adaptively separating each unit of thin film solar cells formed on a single substrate, which is always capable of performing a predetermined minute scribing of a work in accordance with ... | 10/16/2007 |
| 6930784 | Apparatus and method for showing contour lines in modeling An apparatus for depicting contour lines on the surfaces of a model, the apparatus comprising a bed for supporting the model, and at least one laser for projecting a plane of light at a predetermine height from the bed. A method of depicting contour lines on surface... | 08/16/2005 |
| 4571835 | Method of depicting a solid Disclosed is a solid depicting method which comprises obliquely disposing a semi-transparent mirror between a solid to be depicted and the position of observation by two eyes, disposing recording paper across the virtual image of the solid formed by means... | 02/25/1986 |
| 4498777 | Apparatus for determining the position of a point on an object or the shape of a portion thereof Apparatus for determining the position of a point on an object or the shape of a portion thereof comprising an object table; a measuring index; an optical viewing device; a part-reflecting mirror device arranged to enable an image of the measuring mark to... | 02/12/1985 |
| 4399612 | Measuring instrument A measuring instrument in the form of a plotter has a part-reflecting mirror device and a measuring mark or index which may be moved in X, Y and Z directions into coincidence with an image produced by the mirror device of an object to be plotted, contoure... | 08/23/1983 |
