Did You Know...
...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!
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| Number | Title | Issue Date |
| 8186451 | Inboard blade lift eye A blade for a work vehicle comprises longitudinally opposite first and second ends and a blade lift eye positioned closer to the first end than the second end atop the blade. The blade lift eye is inboard of the first end. ... | 05/29/2012 |
| 7048072 | Excavator In an excavator, a blade surface for performing an earth removal operation while a blade is set in contact with the ground satisfies the following conditions: A) upward pushing force components Fu that push dirt upward along the blade surface are generated; B) an up... | 05/23/2006 |
| 7033105 | Road paving equipment tire track remover A road paving equipment tire track remover having a pair of blade assemblies, each including a semi-flexible blade with a lower edge and an upper edge. The upper edge is affixed to and shaped by a V-shaped frame so as to create a concave front side of the blade. The... | 04/25/2006 |
| 6970480 | Protection switching for duplex ATM-PON systems A terminal device is provided for communicating data signals with a central communication device via a first signal carrying line and a second signal carrying line. The first signal carrying line is arranged for transporting a first signal and the second signal carr... | 11/29/2005 |
| 6854527 | Fracture resistant carbide snowplow and grader blades The present invention provides for carbide edge snowplow and grader blades that are durable and fracture resistant. The carbide along the blade edge and blade bottom which contacts the surface being treated is designed to limit the degree of fracture of the carbide.... | 02/15/2005 |
| 6484813 | Bulldozer attachment to facilitate grading A fine grading attachment, adapted to be affixed to a bulldozer and comprising an elongate body having fasteners, adapted to affix the attachment to a bulldozer in a predetermined orientation. In this orientation the length of the elongate body extends al... | 11/26/2002 |
| 6318007 | Heated bucket system A heated bucket system for significantly reducing the accumulation of frozen mud and ice within a bucket thereby maintaining the bucket's dirt moving capacity. The inventive device includes a bucket attachable to a pair of arms of the tractor or dozer, a ... | 11/20/2001 |
| 6112438 | Snow plow A snow plow includes a central blade and left and right end blades pivotally connected to the ends of the central blade for movement between open positions in line with the central blade, and folded positions forward of the central blade. The rear of the ... | 09/05/2000 |
| 6021853 | Field finishing land plane having retractable sections for road safety during towing A field finishing land plane has a V-shaped, horizontally oriented frame converging at a front end affixed pivotal to steerable rollers in a yoke fastened to a tow tongue. The pivotal front is housed in a protective shielding. A cross member that attaches... | 02/08/2000 |
| 6003617 | Insert for board An insert cooperates with the channel in a material moving board. The insert is adapted to reach at least 3/4 of the way from the front edge to the rear edge of the board. The insert is preferably brazed to the channel and is made primarily of tungsten ca... | 12/21/1999 |
| 5890546 | Tractor drawn scraper with folding wings A tractor drawn scraper apparatus with folding wings includes a main frame with a main blade assembly depending therefrom and wing frames with wing blade assemblies depending therefrom. The wing frames are pivotally connected to laterally opposite ends of... | 04/06/1999 |
| 5718295 | Ground levelling blade The present invention consists of a mobile device that can be attached to the underside of existing mining machines thus eliminating the large number of ground levelling machines used in the mine, and increasing both air quality and worker productivity. T... | 02/17/1998 |
| 5628130 | Tool for excavating beneath buried utility lines A tool for attachment to the end of the articulated arm of a backhoe or other power shovel is disclosed. The tool provides a forwardly directed blade; i.e. a blade directed away from the tractor unit of the power shovel. The blade is usable to excavate so... | 05/13/1997 |
| 5611157 | Wear pad assembly A wear pad for use with large machines used to pick up or push material from a flat surface, in which a wear pad is secured to the lip of the apparatus that pushes the material. The pad includes a plurality of similar abradable sections sandwiched togethe... | 03/18/1997 |
| 5392864 | Blade assembly for a compacting vehicle Blade assemblies for use with compacting vehicles are normally designed to push the material in front of the blade and to control the height of the material passing thereunder for compaction by the compacting vehicle. With the blade raised to allow trash ... | 02/28/1995 |
| 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 |
| 5054217 | Hard insert for ice/snow clearing tool An ice and snow scraping insert includes a cylindrical or slightly conical rear surface portion, a blunt front surface portion, and a smoothly curved transition surface portion interconnecting the front and rear surface portions. The rear surface portion ... | 10/08/1991 |
| 4991662 | Land fill spreader blade assembly A land fill spreader blade assembly characterized by a double "U" shape in plan for directing land fill materials into the demolition wheels or tracks carried by and supporting a tractor carrying the blade.... | 02/12/1991 |
| 4924947 | Bentleg plow An improved bentleg plow has an upper blade-like portion with a leading edge extending forwardly and downwardly, and a lower blade-like portion connected to the upper portion and extending downwardly, forwardly and laterally. The lower portion has a rake ... | 05/15/1990 |
| 4910893 | Manually operated snow plow or other utility device A manually operated implement for performing a variety of tasks when equipped with a removable and replaceable utility device, includes a wheeled chassis having an elongate, longitudinal, chassis structural member extending forwardly and rearwardly in the... | 03/27/1990 |
| 4845866 | Plastic moldboards for snow plows and the like An improved blade for a snow plow is provided. The blade includes an inwardly curved, polyethylene moldboard which is secured in a prestressed and arcuate relationship to a structural frame. The frame includes inwardly curved, vertically extending, transv... | 07/11/1989 |
| 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 |
| 4805322 | Excavating blade assembly A blade assembly is adapted to be connected to the conventional three-point hitch of a farm tractor. A generally horizontal boom pivotally carries at its rear end a blade bucket which is swingable by means of a pair of double-action hydraulic jacks pivote... | 02/21/1989 |
| 4803790 | Plastic moldboards for snow plows and the like An improved blade for a snow plow is provided. The blade includes an inwardly curved, polyethylene moldboard which is secured in a prestressed and arcuate relationship to a structural frame. The frame includes inwardly curved, vertically extending, transv... | 02/14/1989 |
| 4784517 | Method and device for working of road surfaces A cutter (10) intended for use on a planing blade on a road planing machine is provided with a plurality of tools (14) rotatably mounted in the cutter. The tools (14) are mounted side by side and are adapted to carry out the working of the road surface (1... | 11/15/1988 |
| 4741116 | Snowplow wing assembly A snow plow wing assembly (10) comprising a pair of heavy duty plow wing extension units (11) adapted to be secured at a fixed angle relative to a conventional vehicle mounted snow plow (100) wherein each of the extension units (11) comprise a blade eleme... | 05/03/1988 |
| 4712623 | Turf plug pusher A plug pusher, mounted to a mower of the type having a lift frame, pushes turf core plugs from an aerated turf surface. The plug pusher includes two L-shaped, elongate pusher elements, each having a horizontal first leg and a vertical second leg, mounted ... | 12/15/1987 |
| 4698150 | Beach trash machine There is disclosed herein a beach trash remover which includes a motorized vehicle having a conventional construction type shovel attached to the front thereof. An opening covered by a screen is provided in the center of shovel to allow the beach sand, co... | 10/06/1987 |
| 4571861 | Bulldozing or snowplow blade A clearing blade, as an attachment for a garden tractor or the like, is constructed as a double-walled construction thereby forming a box-like spreading funnel (5) between the wall members so that simultaneously with or after clearing snow, salt or other ... | 02/25/1986 |
| 4570366 | Snowplow and blade having triangular rotatable cutting block teeth A long wearing plow blade which automatically overrides road surface irregularities and obstacles and returns to a snow-engaging position is provided which may be mounted on either the moldboard of a conventional snow plow or on the plow of the present in... | 02/18/1986 |
| 4547985 | Method of protecting a metallic surface susceptible to abrasion by rock-like material This invention relates to the protection of metallic surfaces susceptible to abrasion by rock-like material. According to the invention, a metallic surface susceptible to abrasion by rock-like material is protected by stud welding studs of abrasion resist... | 10/22/1985 |
| 4521980 | Grading and smoothing attachment for a loader bucket A grading and backblading attachment for a loader which attachment comprises an elongated body member, a lateral slot in the body member for engagement with a bucket of a loader, and a blade extending laterally of the body member.... | 06/11/1985 |
| 4369847 | Blade assembly An improved blade assembly is of the type that a blade length is made variable by sliding an auxiliary blade or blades along a main blade. Cutting edge portions of the main blade and the auxiliary blade are disposed in a back-to-back relation and the dire... | 01/25/1983 |
| 4360980 | Backhoe adapter This invention comprises an adapter for connection with a backhoe bucket, and includes a blade member having an inclined plate secured thereto to form a wedge into which the teeth of the bucket may insert, while ratchet and turnbuckle combinations connect... | 11/30/1982 |
| 4309142 | See-through bucket A material handling element or bucket is formed from two sidewalls and a backwall. The backwall has one or more apertures postioned in such a manner that the operator manipulating the bucket can see a portion of the leading edge of the bucket. In one embo... | 01/05/1982 |
| 4306625 | Blade and frame assembly for power machines An improved blade and frame assembly have a pair of laterally rotating arms disposed between a blade and a U-shaped frame rotatably connected to a power machine. The blade and frame are activated for vertical movement. Also included is a power source pivo... | 12/22/1981 |
| 4270617 | Earth moving machine of the scraping blade type An earth moving machine having an improved mounting for a scraping blade attached thereto. The scraping blade of the machine herein disclosed is capable of undergoing independent or simultaneous rotational movement about three perpendicular axes and apply... | 06/02/1981 |
| 4266625 | Traction vehicle A traction vehicle includes a frame module formed principally from a plurality of platelike structural elements permanently fixed together to provide substantial rigidity for supplying and withstanding relatively large forces. Elongated boxlike drive asse... | 05/12/1981 |
| 4082150 | Land levelling equipment A basic land leveller has the side plates and moldboard carriers. Angle irons are welded to the top of the carriers to form the moldboard carriers into a rigid structure and to form a guide for the wheel booms extending behind the leveller and a tongue ex... | 04/04/1978 |
| 4068725 | Lubricating system for plow blades A lubricating system for plow blades has a plurality of tube outlets positioned near a bottom portion of a plow blade and aligned to expel a dilute polymer lubricating fluid upward and onto a surface of the plow blade. As the plow blade scrapes up ground ... | 01/17/1978 |
