...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 |
| 7419765 | Method for producing flexographic printing plates by means of laser engraving Process for the production of flexographic printing plates by means of direct laser engraving, in which the particulate and gaseous degradation products formed in the course of the engraving are taken up by means of a suction apparatus, and the waste gas stream lade... | 09/02/2008 |
| 7088757 | Use of spiro compounds as laser dyes Use of spiro compounds of formula (I), where K1 and K2 are, independently of one another, conjugated systems, as a laser dye. ... | 08/08/2006 |
| 7009083 | Process for the preparation of 1-chloro-1-fluoroethane and/or 1,1-difluoroethane The invention relates to a process for the preparation of 1-chloro-1-fluoroethane and 1,1-difluoroethane by reaction of vinyl chloride with hydrogen fluoride, in an organic solvent consisting of at least one saturated halogen-containing hydrocarbon. ... | 03/07/2006 |
| 6847489 | Head-mounted display and optical engine thereof A head-mounted display comprises monocular or binocular display chambers. Each display chamber is equipped with an optical engine that displays images. The mechanism of the optical engine is as follows: cast rays from a light source onto an LCoS device through a fir... | 01/25/2005 |
| 6454429 | Hand tool having an illumination structure A hand tool having an illumination structure includes a metallic handle, and a metallic rotation knob. Thus, the metallic rotation knob can be rotated relative to the metallic handle to move between a first position where the peripheral wall of the rotati... | 09/24/2002 |
| 6328756 | Pad for preventing and/or retarding the appearance of and/or for treating facial wrinkles, methods of forming the pad, and method of using the pad A pad for preventing and/or retarding the appearance of and/or for treating facial wrinkles and particularly wrinkles of the upper lip. The pad includes a plurality of segments of tissue stacked on top of each other. The segments have a longer dimension o... | 12/11/2001 |