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 |
| 6751872 | Power operated rotary knife A rotary knife comprising, an annular blade having a central axis, a blade supporting head assembly supporting the blade for rotation about the axis, a manually grippable handle assembly connected to the head assembly, and a flex shaft drive transmission for driving... | 06/22/2004 |
| 6715164 | Bath lift A bath lift including an inflatable part 10 locatable in a bath to raise or lower a person sitting thereon. The part 10 comprises a seat section 12 and a support section 20. The sections 12, 20 are connected in series such that wit... | 04/06/2004 |
| 6709014 | Heavy duty vehicle frame In an over the highway vehicle, a frame including a pair of elongate frame rails and a plurality of cross members is disclosed. One of the rails includes an integrally formed bracket projecting laterally. The bracket is adjacent a rail aperture formed by cutting the... | 03/23/2004 |
