Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 7360327 | Material moving pusher/bucket A pusher/bucket has back plate with wings pivotably mounted at either end, and a drop blade pivotably mounted thereto. The drop blade can be secured in a raised position where it is superimposed over the back plate; when in the raised position, the wings can be posi... | 04/22/2008 |
| 7356949 | Scraping device and a system and a method for collecting materials A scraping device, a system and a method for collecting a material are provided. The scraping device may have a bowl having a first end and a second end. A lip may be positioned at the first end and may cover an opening at the first end. In an embodiment, direct mou... | 04/15/2008 |
| 7347014 | Snowplow improvement A snowplow includes a blade and bottom plate with a mounting plate bolted to an end portion of the bottom plate. A channel bracket is fixed to the mounting plate with its flanges extending forward and its web thereby spaced forward of the mounting plate to form a pa... | 03/25/2008 |
| 7311466 | Apparatus and method for subgrade preparation A subgrade preparation apparatus for preparing a subgrade surface for concrete to be placed thereon includes a base unit positionable on a support surface adjacent to a targeted subgrade area, an extendable boom extending from the base unit, and a subgrade head asse... | 12/25/2007 |
| 7134227 | Adjustable wing plow A plow assembly includes a pair of plow wings which are pivotally mounted at opposite ends of a center plow. Each of the plow wings may pivot between a forwardly angled position and an aligned position. The plow assembly may pivot a trailing plow wing in response to... | 11/14/2006 |
| 7100314 | Plow blade float attachment A plow blade float attachment for preventing damage to a side deflector on a plow blade. The plow blade float attachment includes an arm member pivotally attached to a deflector member of a plow blade, a contact member attached to the arm member, a guide member atta... | 09/05/2006 |
| 7100311 | Gate assembly and method for a snow plow blade Some embodiments of the present invention provide a snow plow blade gate apparatus and method in which the gate is pivotably attached to an end of a snow plow blade. The gate can be pivotable between a deployed position in which the gate blocks snow from exiting the... | 09/05/2006 |
| 7051819 | Means for creating weep holes in a ridge of roadway material A weep hole blade is operably mounted on the heel of the grader blade of a motor grader which is movable between raised and lowered positions with respect to the grader blade to create weep holes or channels in a ridge of roadway material being deposited at the side... | 05/30/2006 |
| 7036247 | Adaptable front end bucket This device can be attached to the standard tractor blade and converts the tractor blade into a scoop or bucket. This device will increase the utility of a standard tractor by increasing its functions. It will be lightweight and durable and can be easily placed on t... | 05/02/2006 |
| 7029072 | Modified rumble strip cutter A rumble strip cutting machine having a drum that can be shifted from one side of the machine to the other. The machine includes a piston wheel that imparts an up and down motion to the frame so that rumble strips can be cut at desired intervals as the machine is dr... | 04/18/2006 |
| 6913086 | Skimmer Apparatus and method for shearing a soil layer and removing it is provided. An apparatus in accord with the present invention has a frame mounting a shearing blade reciprocally movable substantially vertically into an operational position where the shearing blade wi... | 07/05/2005 |
| 6910289 | Scraping device and a system and a method for collecting materials A scraping device, a system and a method for collecting a material are provided. The scraping device may have a bowl having a first end and a second end. A lip may be positioned at the first end and may cover an opening at the first end. In an embodiment, direct mou... | 06/28/2005 |
| 6523620 | Movable blade for material moving machines The movable blade for attachment to a material moving machine is a generally rectangular blade for hinged attachment to a machine shovel, box grader blade or other similar device mounted on the machine. The movable blade angle of extension or retraction r... | 02/25/2003 |
| 6425196 | Folding pusher The present invention is an apparatus for use on large areas such as parking lots and airport runways to remove snow and other debris or material therefrom. The apparatus includes at least two blades pivotally connected to one another, and mounting recept... | 07/30/2002 |
| 6314666 | Material moving blade The material moving blade has a moldboard assembly with a lower moldboard portion and an upper moldboard portion. A hinge connects the upper moldboard portion to the lower moldboard portion for pivotal movement about a horizontal axis. An upper cutting ba... | 11/13/2001 |
| 6182385 | Rock and material loading system A rock and material loading system that is removably attachable to a loader bucket for loading material such as rocks into the loader bucket. The inventive device includes a pair of brackets attached to the upper rear portion of a loader bucket, a pair of... | 02/06/2001 |
| 6056066 | Soil regeneration apparatus and method An apparatus for regenerating compacted soil in reclaim surface mining lands is provided. The apparatus includes an auger rotatably mounted above and forward of the blade of an earthmover, such as a bulldozer. The auger is longer than the blade and is mou... | 05/02/2000 |
| 5921326 | Plow with folding auxiliary blade Plow windrow interruption by use of a folding auxiliary blade that is designed to overlay a portion of the plow main blade. The auxiliary blade is motivated to fold vertically pleatwise and, by alternating projection of the folded auxiliary forward of the... | 07/13/1999 |
| 5903986 | Snow plow with side gate A snow plow blade includes a forward extending gate to catch snow rolling off the snow plow blade such as may form a snow ridge blocking drives, crosswalks and fire hydrants. The gate follows a trajectory forward from the curb edge of the plow blade to pr... | 05/18/1999 |
| 5899007 | Adjustable wing plow A plow assembly for vehicles such as pickup trucks and tractors for moving snow or other materials has at least one extendable, forwardly pivotable plow wing which is extendable on one end of a main plow by sliding movement along the front of the plow bet... | 05/04/1999 |
| 5848654 | Laterally articulable blade for a bulldozer device or the like and method for use thereof A laterally articulable blade for a bulldozing device. A main blade portion and an articulable blade portion extend along the same elongate axis so that the blade portions are co-linear when the blade is in a "straight" configuration. A hinge is pivotally... | 12/15/1998 |
| 5819444 | Snow blade with tiltable lateral panels A snow plow composed of a central blade and of two wing blades which are laterally hinged to the end of the main blade for wing blade angular adjustment forwardly and rearwardly of the main blade from a position and alignment with the same. Furthermore, t... | 10/13/1998 |
| 5815957 | Snowplow snow channeler Device relating to a paired set of snow spoons mounted at or near the ends of a snowplow blade, featuring alternative two-position emplacements and an optional street-side obstruction buffer.... | 10/06/1998 |
| 5758728 | Plow with articulating blade A plow blade having two oppositely pivoted/hinged sections that emulate a blade end. The sections alternately occupy a position coextensive to the blade. The sections are coupled to "gait" the movement of one with that of the other. One of the gates can o... | 06/02/1998 |
| 5697731 | Apparatus and method for blending and windrowing asphalt An apparatus and method for blending and windrowing hot plant mix asphalt which has been deposited onto a roadway in preparation for paving the roadway comprises a V-shaped plow formed by a first plowing member extending in a first direction, and a second... | 12/16/1997 |
| 5655318 | Snowplow with pivotable blade end extensions A snowplow blade assembly is provided wherein the plow blade is provided with pivotable end extensions that are each pivotable through an angle greater than about 175° from a fully extended and retained blade end extending configuration to a fully folded... | 08/12/1997 |
| 5638618 | Adjustable wing plow A plow assembly is disclosed for vehicles such as pickup trucks and tractors for moving snow or other materials. The plow assembly has at least one extendable, forwardly pivotable plow wing which is extendable on one end of a main plow by sliding movement... | 06/17/1997 |
| 5638908 | Apparatus for adjusting between crawler tracks of a working vehicle An apparatus for adjusting spacing between a pair of crawler tracks of a working vehicle such as a backhoe. This apparatus is capable of moving the crawler tracks independently of each other. When one of the crawler tracks is moved laterally outwardly of ... | 06/17/1997 |
| 5626197 | Road scraper having vertically and horizontally displaceable auxiliary scraping device An improved road scraper includes a second scraping device mounted at a rear end of a road scraper of a known construction having a first scraping device. Between the road scraper and the second scraping device are disposed a vertical displacement mechani... | 05/06/1997 |
| 5599135 | Asphalt spreader An asphalt spreader for spreading asphalt into ruts in a roadway. The spreader includes a main blade that has wings on either end to keep asphalt before the blade. The blade also has a wedge-shaped center portion which diverts asphalt toward either side o... | 02/04/1997 |
| 5513453 | Reversing snow plow A combined snow plowing and snow throwing vehicle includes an elongate plow blade at its forward end. The plow blade can be shifted to direct snow to either of the right or the left and includes separate snow throwing fans mounted, respectively, at the ri... | 05/07/1996 |
| 5411102 | Grader blade attachment for small tractors A grader blade unit is provided for ready attachment to small tractors in place of an underslung mower deck. A grader blade is attached to a turntable for pivotable adjustment to selected angular settings. An extensible draw bar affixed to the turntable h... | 05/02/1995 |
| 5097911 | Road clearing mine plow blade The invention is a generally V-shaped, rearwardly slanted plow blade having earwardly tapering raking teeth disposed in a downwardly widening opening at a lower central portion of the blade.... | 03/24/1992 |
| 4962600 | Wing assembly for use with a plow blade A wing assembly is mountable to a plow blade driven in a direction of travel by a vehicle, and preferably left and right wing assemblies are respectively mounted on the left and right side edges of the plow blade. A representative wing assembly provides a... | 10/16/1990 |
| 4936392 | Road shoulder grading attachment A road shoulder grading attachment movably attachable to the bucket of a front-end loader is provided. The attachment includes an upright grading blade attachable to the bucket of the loader in an angled position forward of the bucket. The attachment also... | 06/26/1990 |
| 4919034 | Mine clearing apparatus A mine clearing apparatus for mounting onto a vehicle, the apparatus comprising a support adapted to be rigidly fixed to the vehicle and at least one elongate plough blade extending transversely of the path of forward travel of the vehicle and mounted on ... | 04/24/1990 |
| 4909330 | Automotive earth moving vehicle with segmented blade for alternating between straight and angular shapes An automotive earth moving vehicle for civil and military applications. The lade is movable with respect to the body by two independently operable sets of fluid driven actuator sets which are in intersecting spatial relationship. Each actuator set is arran... | 03/20/1990 |
| 4890400 | Bucket attachment for tractor blade An attachment adapted to cooperate with a snow blade or the like of a tractor to provide a dump bucket at the front end thereof is disclosed. The attachment enhances the materials moving capability of the tractor by enabling the tractor to pick up materia... | 01/02/1990 |
| 4834191 | Plow for motor grader A plow for a motor grader is provided with forwardly pivotable panel members at the two ends of the moldboard so the plow can retain and carry forward removed grade debris without leaving significant windrow residue. The plow also can with suitable forwar... | 05/30/1989 |
| 4796366 | Plow/scraper assembly for earth mover vehicle An earth mover vehicle is equipped with a novel blade structure at the mouth end of an earth-containment bowl structure. The blade is adjustably attached to the vehicle so that it can alternately function as a closure for the bowl structure, or as an eart... | 01/10/1989 |
