Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7140089 | Processor-controlled carving and multi-purpose shaping device One embodiment of the present invention is a compact, low-cost, lightweight, versatile and easy-to-operate, processor-controlled carving and multi-purpose shaping device (“PCCMPS machine”). The PCCMPS machine that represents one embodiment of the present inventi... | 11/28/2006 |
| 7108030 | Lineal optimization gang/edger for cutting cants and flitches A combination gang saw and edger system cuts both cants and flitches into boards. Cants and flitches are fed singly, lengthwise into the system on an infeed conveyor. On the conveyor, the cant or flitch is scanned to produce a lengthwise cross-sectional profile. An ... | 09/19/2006 |
| 6896019 | Log positioning and conveying apparatus The log positioning and conveying apparatus is used for conveying a log from an upstream end to a downstream end, and for positioning a log according to a predetermined downstream position. The apparatus comprises an open frame and a number of powered conveying roll... | 05/24/2005 |
| 6394259 | Feed roller A feed roller for use in feeding timber includes a body and has disposed around its periphery friction elements with anti-slip elements for improving the engagement between the feed roller and the log. A transfer element is arranged between the friction e... | 05/28/2002 |
| 6371176 | Log siding planer shaper This invention relates to a planing machine that can plane and shape a workpiece to replicate a hand-hewn log for use in siding, paneling and other similar type building needs.... | 04/16/2002 |
| 6128989 | Sawing apparatus A sawing apparatus comprises a base structure including bed rolls defining a horizontal bed plane for supporting a workpiece, a saw arbor carrying at least one saw for rotation about the central axis of the saw arbor, and a carriage supporting the saw arb... | 10/10/2000 |
| 5907986 | Laterally-floating feed-roll drive mechanism for curve-cutting machine A feed-roll mounting mechanism for a machine which curve-cuts logs into boards, wherein the feed rolls are mounted in a fashion which permits selective lateral (axial) shifting along their rotational axes.... | 06/01/1999 |
| 5829500 | Apparatus for producing sideways curved woodwool fibres The invention relates to an apparatus for producing sideways curved wood wool fibers. The apparatus comprises a flat rotatable disc (2), in the surface of which is provided at least one knife assembly (7) comprising a thickness knife (8) which projects sl... | 11/03/1998 |
| 5797438 | Toothed roller A toothed roller having a cylindrical body with circumferential rows of teeth fixed on the outer surface of the body. The rows of teeth are longitudinally spaced apart on the body. A cleaning ring is loosely mounted on the body between each adjacent pair ... | 08/25/1998 |
| 5435361 | Method and apparatus for around the curve sawing A method and apparatus for around the curve sawing is shown and described wherein a group of roller assemblies are positionable along a selected semicircular path having a point of tangency relative to lines of cut provided by an assembly of cutting blade... | 07/25/1995 |
| 5417265 | Infeed method and apparatus for a machining device An apparatus and method for delivering pieces of lumber to a machining device having a longitudinal machining path and operating at a predetermined longitudinal speed. The infeed system comprises feed belt conveyors for carrying pieces of lumber simultane... | 05/23/1995 |
| 5320153 | Method and apparatus for around the curve sawing A method and apparatus for around the curve sawing is shown and described wherein a group of roller assemblies are positionable along a selected semicircular path having a point of tangency relative to lines of cut provided by an assembly of cutting blade... | 06/14/1994 |
| 5232030 | Cooperative conveyor system for canter and saw A cooperative conveyor system for a lumber production line. The production line has a canting station and a sawing station spaced at a distance from each other and interconnected by a powered conveyor system. The cants are fed at a higher rate through the... | 08/03/1993 |
| 5148847 | Method and apparatus for around the curve sawing A method and apparatus for around the curve sawing is shown and described wherein a group of roller assemblies are positionable along a selected semicircular path having a point of tangency relative to lines of cut provided by an assembly of cutting blade... | 09/22/1992 |
| 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 |
| 4974648 | Implement for lopping felled trees An implement for lopping felled trees comprises a frame, which is adapted to be suspended from a lifting tackle and is provided with gripping members for engaging a treetrunk from below, with feeding means for imparting a longitudinal movement to the tree... | 12/04/1990 |
| 4966208 | Pencil sharpener A pencil sharpener comprises a housing defining a pencil passage, roller means for supporting and conveying a pencil back or forth along the pencil passage, abrasive means driven to rotate around the leading end of the pencil and self-rotate to produce a ... | 10/30/1990 |
| 4777854 | Dimensional cutting tool for wood A dimensional cutting tool for flat wood stock is the subject of the present invention. The cutting tool comprises a table structure, the flat surface of which is movable vertically to accommodate varying thicknesses of wood. Two or more circular saw blad... | 10/18/1988 |
| 4505377 | Arrangement in log-feeding apparatus A log-feeding apparatus comprises at least three feed rollers (9, 10, 11) mounted on feed arms (6, 7, 8), the movements of which for moving the feed rollers is determined by means of a linkage system (16, 17, 18, 21, 22, 23) coupled to the feed arms. The ... | 03/19/1985 |
| 4067370 | Automatic plank planing machine An automatic plank planing machine, and more particularly a planing machine wherein two feeding rollers are vertically movable to compensate for warp in planks to be planed in order to provide an accurate and smooth planing operation.... | 01/10/1978 |
| 4027769 | Machine for conveying sector shaped pieces A process and machine are disclosed that function to convey a pair of elongated sector shaped pieces where each piece has substantially the same smaller included angle. Upper and lower conveyancing channels are supported on a framework and have a common l... | 06/07/1977 |
