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 |
| 8028686 | Thin veneer stone saw A thin veneer stone saw and related methods are provided. The thin veneer stone saw includes one or more circular saw blades. In an embodiment, two circular saw blades are arranged such that a masonry block, such as stone, may be sawed completely through in a single... | 10/04/2011 |
| 7490599 | Portable cutting apparatus The cutting apparatus of the present invention includes a frame with first and second side members that lie parallel to one another. It also includes two or more cross-members that connect the first and second side members together as well as a cantilever member tha... | 02/17/2009 |
| 7487770 | Assist for raise lower mechanism for a concrete saw A pavement treatment apparatus, for example a concrete saw, includes a bias element for biasing one part of the apparatus toward another part of the apparatus. The bias element may be one or more springs extending between an engine platform and a handle assembly. | 02/10/2009 |
| 7422292 | Isolation system for movable saws, including a concrete saw A movable machine such as a concrete saw has an isolator or other damping element between the working tool portion of the machine and the supporting structure, such as a frame, chassis or other structure. The working tool portion of the machine may include a tool an... | 09/09/2008 |
| 7406962 | Platform minute adjustment, expansion and water collection devices A platform minute adjustment, expansion and collection device for a stone cutter includes a water tank supported by a pair of racks, a pair of guide rods spacedly bridged on the racks, a first water collection plate and a second water collection plate, both of which... | 08/05/2008 |
| 7350517 | Tile saw guide apparatus A tile saw guide apparatus comprising a right-angle triangle shaped guide body and an attachment structure. The right-angle triangle shaped guide body includes a tile receiving space accessible through a first non-hypotenuse edge of the right-angle triangle shaped g... | 04/01/2008 |
| 7308844 | Tile saw A tile saw includes a base, a frame assembly disposed on the base, a first rail disposed on the frame assembly, the first rail having a longitudinal axis, a table slidingly disposed on the first rail, a support assembly disposed on the base, a saw assembly supported... | 12/18/2007 |
| 7302947 | Cutting machine with environment control arrangement A cutting machine includes a cutting supporting frame, a cutting head arrangement and a motor air flow arrangement which includes a driving motor to drive a cutting blade to rotate, a motor case defining a motor cavity within an open end inlet end, an open outlet en... | 12/04/2007 |
| 7284547 | Portable cutting apparatus The cutting apparatus of the present invention includes a frame with first and second side members that lie parallel to one another. It also includes two or more cross-members that connect the first and second side members together as well as a cantilever member tha... | 10/23/2007 |
| 7241211 | Guard for a moving tool Abrading and cutting devices such as saws include waste containment systems and methods to improve removal of slurry or other contaminants from a work area during operations, and separation of slurry from a carrying medium such as air. A blade guard includes fluid c... | 07/10/2007 |
| 7225803 | Pavement saw and vacuum apparatus A pavement cutting and vacuum system is provided that includes a transport vehicle having a holding tank carried thereby; a pavement surface cutting machine having a blade for cutting a pavement surface during a cutting operation; and a vacuum system including a vac... | 06/05/2007 |
| 7222618 | Concrete cutting saw A saw for cutting a surface with a rotatable blade. The saw includes a rotary motor having a rotatable rotor and a rotatable output shaft. A rotatable blade mounting member is operatively coupled to the output shaft of the rotary motor such that rotation of the outp... | 05/29/2007 |
| 7219585 | Cutting workstation A cutting workstation which includes a cutter mounted on an arm type configuration. The arm configuration is slidably moveable relative to a divided work piece support table, the cutter moveable there between. Further, the cutter is capable of elevating the arm eith... | 05/22/2007 |
| 7201162 | Cutting machine with environment control arrangement A cutting machine includes a bottom collecting tray, a cutting blade overhanging on a cutting table and having a cutting area defined at an outer circumferential portion thereof when the cutting blade cuts the work piece, and an environment control arrangement. The ... | 04/10/2007 |
| 7159586 | Portable cutting apparatus The cutting apparatus of the present invention includes a frame with first and second side members that lie parallel to one another. It also includes two or more cross-members that connect the first and second side members together as well as a cantilever member tha... | 01/09/2007 |
| 7144311 | Foot unit for abrasive cutting-off machine The invention described here entails a work device (such as an abrasive cutting-off machine) that can be comfortably guided in a work position and is stable in a turned-off position without components relative to safety being exposed to increased wear. In particular... | 12/05/2006 |
| 7114494 | Fluid pickup assembly and blade guard for a pavement treatment apparatus Abrading and cutting devices such as saws include waste containment systems and methods to improve removal of slurry or other contaminants from a work area during operations, and separation of slurry from a carrying medium such as air. A blade guard includes fluid c... | 10/03/2006 |
| 7044121 | Cutting mechanism minute adjustment device for a stone cutter A cutting mechanism minute adjustment device for a stone cutter includes a framed base having a hollow interior rectangular support arm on a front corner including a sustaining plate fixed therein inserted into a rectangular receiving spaced under a left portion of ... | 05/16/2006 |
| 7028683 | Structural improvement in a portable stone cutter A structural improvement in a portable stone cutter includes a box like rectangular base being separated in the center by a partition into a water sink and motor compartment abutting a plain surface, to which a switch and piece of electric wire are disposed. The mot... | 04/18/2006 |
| 7021305 | Cutting guide arrangement for power saw machine A cutting guide arrangement cutting guide arrangement, which is incorporated with a power saw machine which includes a cutting platform, having a cutting channel, for supporting a work piece thereon and a cutting blade overhung above the cutting platform for cutting... | 04/04/2006 |
| 7000605 | Engraver apparatus and method A concrete engraver apparatus including a carrier for use with a hand-held engraver. The hand-held engraver is detachably mounted to the carrier. The carrier has wheels and a handle attached to an enclosure. The enclosure includes a vacuum mount for attaching a vacu... | 02/21/2006 |
| 6990972 | Guide for concrete cutting blade A concrete saw has a rotating cutting blade that rotates in a first plane to cut a groove in a concrete surface. The blade is guided along that groove by two guides. A rolling or sliding support member on opposing sides of each guide roll or side along the concrete ... | 01/31/2006 |
| 6978707 | Cutting machine with built-in miter cutting feature A miter cutting arrangement for a cutting machine is provided to accommodate cutting work at an angle or a bevel for precisely cutting on a work piece. It includes a platform support arm longitudinally mounting to a cutting head support bracket, a platform pivot arm... | 12/27/2005 |
| 6959632 | Cutting guide arrangement for power saw machine A cutting guide arrangement cutting guide arrangement, which is incorporated with a power saw machine which includes a cutting platform, having a cutting channel, for supporting a work piece thereon and a cutting blade overhung above the cutting platform for cutting... | 11/01/2005 |
| 6942229 | Collapsible stand for a bench-top power tool The present invention discloses a collapsible stand for a bench-top power tool and methods therefore. The stand includes a structural member pivotally secured to a lower peripheral region of a base of a power tool. A slidable member is slidably and pivotally connect... | 09/13/2005 |
| 6932075 | Blade angle adjustment device for a stone cutter A blade angle adjustment device for a stone cutter includes a framed base having a working table slidably disposed on the base including a vertical cutting groove and a slant cutting groove in upper surface, a tool plate and a support arm respectively secured to a l... | 08/23/2005 |
| 6883511 | Portable stone cutter An improved portable stone cutter includes a base which is of a rectangular frame composed of a plurality of longitudinal bars, a pair of transverse bars and a pair sliding bars, a working table slidably secured to the sliding bars, a motor disposed on the front end... | 04/26/2005 |
| 6874399 | Cutting machine with built-in miter cutting feature A miter cutting arrangement for a cutting machine is provided to accommodate cutting work at an angle or a bevel for precisely cutting on a work piece. It includes a platform support arm longitudinally mounting to a cutting head support bracket, a platform pivot arm... | 04/05/2005 |
| 6782882 | Dry and wet cutting tile saw A dry and wet cutting tile saw includes a base seat in which is a disk saw blade actuated by a motor and protected by a lateral and an upper blade guards, a water sink integrated with the base seat positioned under the disk saw blade and a working station made of me... | 08/31/2004 |
| 6772749 | Band saw A band saw with a complex coordination of a tilting motion and a translational motion between the workpiece and the band saw blade, so that a curved cut is made in the workpiece. The geometric parameters of the cut can be continuously adjusted. This makes it possibl... | 08/10/2004 |
| 6752140 | Apparatus and method for adjusting the cutting angle of a cutting tool A cutting-tool mounting structure includes a cutting-tool base that supports a cutting-tool blade and permits one to pivot the blade about an axis parallel to the cutting direction of the blade and through a range of positions. The range of positions includes a firs... | 06/22/2004 |
| 6743076 | Dicing machine The flange cover covering the blade is divided into two. The second cover is turnably connected to the first cover through a shaft parallel with the spindle of the blade, and the second cover is opened and closed in connection with vertical movement of the spindle. ... | 06/01/2004 |
| 6722047 | Tool guard attachment for a rotary hand tool A tool guard attachment for a rotary hand tool of the type which has a housing with a nose portion from which an output shaft protrudes and which typically has a mechanism for holding tool bits or implements is disclosed. The tool guard attachment, which mounts to t... | 04/20/2004 |
| 6687972 | Method of forming a portable cutting apparatus The cutting apparatus of the present invention includes a frame with first and second side members that lie parallel to one another. It also includes two or more cross-members that connect the first and second side members together as well as a cantilever... | 02/10/2004 |
| 6637424 | Cutting apparatus and methods of operation Various modifications to a cutting tool such as a tile saw are disclosed. One modification is the frame having a hollow cylindrical receptacle and the tool mounting structure having a cylindrical insert that is disposable within the hollow receptacle to a... | 10/28/2003 |
| 6595196 | Dust-free masonry cutting tool A method for dust-free cutting of rotating a cutting blade at a predetermined rotational speed to create turbulent flow of air on the face of the cutting blade, directing a liquid coolant against the face of the cutting blade whereby the coolant is disper... | 07/22/2003 |
| 6592289 | Technique for contraction joints in concrete pavement To make a concrete roadway; a continuous section of concrete is poured and cut at an angle of between 5 degrees and 45 degrees downwardly in the direction of traffic flow, to form an angled cut with an overlying surface that can be pressed downwardly by a... | 07/15/2003 |
| 6582026 | Machine for cutting pavement A machine for cutting pavement, street curbs, bridge components, or sidewalks. The cutting apparatus is mounted on a truck body for transport and can be extended from the truck and supported directly on the ground for cutting. The cutting apparatus includ... | 06/24/2003 |
| 6523906 | Floor covering removal apparatus A mobile apparatus for removing floor coverings. The apparatus has a main frame supported by wheels and includes a scraper blade mounted on the front of the frame and a rotary cutter assembly mounted underneath the frame with controls whereby the scraping... | 02/25/2003 |
| 6508244 | Tile cutting guide arrangement for power saw machine A tile cutting guide arrangement includes a cutting table, slidably supported on the supporting frame, having a main cutting channel wherein a saw blade of a power saw machine is arranged to overhanging travel along the main cutting channel, and a tile gu... | 01/21/2003 |
