Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7165920 | System for attaching accessories to a rotary hand tool A system for attaching an accessory attachment to a rotary hand tool of the type having a body with a generally cylindrical nose end portion through which an output shaft passes. The preferred embodiment of the system has an attachment that has an attaching end whic... | 01/23/2007 |
| 7070370 | Workpiece beveling machine An apparatus for beveling the edges of workpieces, such as flooring strips, as they are advanced along a path of travel on a conveyor. The apparatus has a motor assembly which mounts a cutting wheel, and the motor assembly is mounted for manual adjustment in both th... | 07/04/2006 |
| 5330299 | Dual continuous feed lap joint milling table for paper A rectangular table 21 incorporating a series of heavy paper management rollers 12, 13, 14A, 14B, 18, and 19 that are engineered to allow the paper 10 to be drawn across said table's surface wherein a lower left hand lap joint 20A and opposing right hand ... | 07/19/1994 |
| 5161589 | Coping and mitering apparatus The invention relates to an apparatus with replaceable cutting means for providing a variety of coping or mitering processes on a workpiece. The apparatus has support which is used in combination with a drive motor to support a rotary cutter and to permit... | 11/10/1992 |
| 4997323 | Edge finished resilient tile, method and apparatus Resilient tile within 0.005 inches of square and having sides within 0.005 inches of each other may be produced by positioning unfinished tile on a continuous belt. One edge adjacent the trailing edge of each tile is made to contact a stop means while the... | 03/05/1991 |
| 4991636 | Timber planing machines A machine for planing lengths of timber comprises mutually perpendicular spindles for cutter blocks (7,8). The spindle carrying the cutter block (8) extends below a machine bed (1). The spindle carrying the cutter block (7) extends across the bed (1). A c... | 02/12/1991 |
| 4989653 | Edging apparatus An edging apparatus is provided which permits fast, efficient edging of materials, such a plexiglass, masonite or wood, on a horizontal plane. The edging apparatus includes a material support surface, a motor and cutter, a fence and an automatic feed asse... | 02/05/1991 |
| 4964765 | Chamfering machine A chamfering machine comprises a casing, a rotating shaft projecting from one end of the casing, a ring-shaped connector enclosing the rotating shaft and having a slit formed parallel to the center axis of the rotating shaft, and also having a downward sl... | 10/23/1990 |
| 4960352 | Chamfering machine A chamfering machine comprising a planar guide base, a rotary shaft extending at right angles to the guide base, upward and downward cutting edges attached to the rotary shaft and used to chamfer respective bottom and top edges of a workpiece, a first rot... | 10/02/1990 |
| 4949768 | Log surface hewing process and associate surface hewing machine A process and machine for reconfiguring the surfaces of a construction log (10) used in the construction of log structures to produce a log having the appearance of a hand-hewn log. The process includes a first step (30) of chamfering at least the upper a... | 08/21/1990 |
| 4592400 | Clamping apparatus for a power jointer An apparatus adapted for use with a power jointer having a bed and rotatable cutting blade provides precise, finish cuts on the end edges of boards so as to form good joints in picture frames, window casings, door casings and the like. The apparatus inclu... | 06/03/1986 |
| 4562670 | Bench A bench has a driving unit on which abrading or polishing tools may be fixed. The unit is mounted on two cradles on the bench so that it may be rocked between an upright and a level position. The frame of the bench is made up of lengths of section and the... | 01/07/1986 |
| 4512114 | Method for high tooth equalization of cutters Methods and apparatus for equalizing the effective radii of multiple cutting elements on a power-driven spindle of a machine tool. A fixture carrying an abrasive stone is placed upon a pre-existing workpiece supporting or guiding surface in the machine to... | 04/23/1985 |
| 4417835 | Apparatus for forming shaped edges Apparatus, especially portable apparatus, for forming shaped edge profiles on the edges of sheet material wherein the sheet material is characterized by thickness non-uniformities; yet, wherein the root face thickness--i.e., that portion of the shaped she... | 11/29/1983 |
| 4411297 | Wood working jointer device A work bench embodying features for inverting the mounting of a relatively small woodworker jointer by 90 degrees from its customary position therefore changing it to a horizontally oriented device, provided with a vertical wall-like member for the mounti... | 10/25/1983 |
| 4131146 | Helical flaking head with multiple cutting circle diameters A rotative, flaking, cutterhead in the form of a right regular cylinder with surface mounted helical shaped cutting blades. The cutterhead characterized by multiple and progressively increasing cutting blade circle diameters, said blades being closely gro... | 12/26/1978 |
| 4114665 | Woodworking bench for portable motor driven hand tools A portable woodworking bench with collapsible legs is provided with a vertical wall or fence in two portions with a gap and opening between them and an arrangement for affixing a portable motor driven hand operated belt sander to the bench to provide a sa... | 09/19/1978 |
| 4100949 | Web forming apparatus A machine for forming beveled webs, particularly for use in truss structures, includes a feed table upon which a wooden board is placed. A saw is shifted into cutting relation with the board to sever a web which drops into a hopper. A pusher displaces the... | 07/18/1978 |
| 4077448 | Improved edging system An edging system for machining the opposed rough edges of a workpiece into a parallelogram having the optimum angle of cut has an upstream sensing station to detect the maximum available width in order to remove the least amount of material. At the edging... | 03/07/1978 |
| 4046180 | Automatic control apparatus for waney edge forming machines Control apparatus including first and second hydraulic cylinders hydraulically interconnected in parallel. Cam operated means for reciprocating the piston in the first cylinder, this causing relative movement between the second cylinder and the piston the... | 09/06/1977 |
| 4009742 | Wood-working mechanism Mechanism is provided for grooving or planing wood products either lengthwise or crosswise. Such grooving may be preparatory to the interdigital end to end interfitting of work pieces, commonly referred to as finger-jointing, or to simple planing which in... | 03/01/1977 |
| 3977298 | Machine for trimming and edge-profiling plate-like workpieces A machine for trimming and edge-profiling plate-like workpieces includes a track means, workpiece carrier means movable on said track means and at least one milling unit positioned adjacent said track means for performing operations on said plate-like wor... | 08/31/1976 |
