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 |
| 6926051 | Planing cutter The invention is a planing cutter with a cylindrical cutter body (1) with recesses (3) along its enveloping surface. Each recess is delimited by a front wall (4), a rear wall (5) and a bottom (6) and contains a cutting element (... | 08/09/2005 |
| 6299389 | Cutting tool assembly A cutting tool assembly (10) having a body portion (12) and at least one cutting portion (14), the at least one cutting portion (14) having a clamping portion (16), an insert retaining member (18), a precisely located cutting insert (20) and a securing me... | 10/09/2001 |
| 5533684 | Wood chip strand splitter Two rolls are mounted to a frame and rotated about spaced parallel axes by electric motors operating through speed reducers. Each roll has a surface formed of uniformly spaced, circumferential extending triangular grooves and ridges defined between groove... | 07/09/1996 |
| 4503895 | Knife with improved cutting edge for producing novel wood flake An improved cutter knife for wood chip and flake producing apparatus includes shallow grooves in either the heel face or the gullet face of the knife intersecting the cutting edge and extending away from the cutting edge. The depth of the grooves is less ... | 03/12/1985 |
