Quotables
"To place a man in a multi-stage rocket and project him into the controlling gravitational field of the moon where the passengers can make scientific observations, perhaps land alive, and then return to earth--all that constitutes a wild dream worthy of Jules Verne. I am bold enough to say that such a man-made voyage will never occur regardless of all future advances."
Lee deForest, American radio pioneer ; 1957
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| Number | Title | Issue Date |
| 6296053 | Controlled breaking of cables in a well casing A pipe string in an oil well has a cable 2 slidingly attached along it. It may be necessary to break the pipe string. Apparatus is provided for controlling the position of a fracture in the cable, as it is desirable to break the cable at about the same po... | 10/02/2001 |
| 5735650 | Drill bit for drilling an undercut hole A drill bit including a body, a drill bit fixed onto the body, a thrust transmitting member arranged on the body and having a contact portion, and an undercut cutting member housed in a guide groove provided in the side face of the drill bit. The undercut... | 04/07/1998 |
| 4604008 | Metal working machine having polygon tool support bar Machine tools for cutting metal are provided having a polygon cross-sectional geometry self-centering, high torque transmitting, rotatable tool support bar that is movable along the longitudinal axis of the bar. The tool support bar is coupled to the driv... | 08/05/1986 |
| 4582105 | Work stand for electrically powered machines A work stand for power operated tools such as, for example, an electrically powered hand drill, with the work stand including a supporting bracket adjustable along a guide column, a guide plate pivotable about a horizontal axis at the supporting bracket, ... | 04/15/1986 |
| 4396320 | Boring unit A boring unit comprises a rotary spindle and a tool support mounted therein. The tool supports includes a rearwardly extending headbolt and a rearwardly extending supporting arm. The supporting arm engages an inclined wedge surface, the latter being movab... | 08/02/1983 |
| 4295763 | Plug cutter A cutter for use in making plugs of wood or the like to be used in the insulation industry for plugging holes made in order to provide insulation in an existing structure. The cutter is adapted to be held in a chuck or the like for rotation about a centra... | 10/20/1981 |
