Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7997605 | ATV utility trailer with pivoting and extendable tongue and brush guard A trailer with a pivoting and extendable tongue for use with all terrain vehicles (ATV) wherein the trailer tongue connects to a standard vehicle hitch receiver providing means for pivoting the trailer up in a raised transport or storage space saving configuration s... | 08/16/2011 |
| 7481444 | Concertina tape products configured for stable deployment and retrieval A deployment system and associated products utilize a magazine for holding and dispensing the products. The products may have any of a number of internal and external trusses that may be in tension and/or compression for rigidifying the product in selected direction... | 01/27/2009 |
| 7425015 | Height adjustment hitch apparatus A apparatus having a height adjustment mechanism to adjust the height of a trailer. The height adjustment mechanism is comprised of, among other elements, an outer tube, a crank assembly having a drive gear, an inner tube having an internally threaded acme nut, and ... | 09/16/2008 |
| 7415325 | Method and apparatus for data interchange between a tractor vehicle and a trailer vehicle A method and apparatus for data interchange between a tractor vehicle and a trailer vehicle coupled thereto. A first electronic device provided in or on the tractor is connected via a data link to a second electronic device provided in or on the trailer; the first a... | 08/19/2008 |
| 7412315 | Steering system for articulated vehicles A steering system for an articulated vehicle has a microprocessor connected to a proportional solenoid valve which controls the direction, amount and rate of flow of hydraulic fluid to and from hydraulic articulation cylinders, which provide articulation between the... | 08/12/2008 |
| 7354218 | Portable traffic barrier system A system for repositioning an elongated traffic barrier utilizes a tow vehicle connected to one end of the elongated traffic barrier to exert a pulling force on the elongated traffic barrier and a drag connected at the other end of the elongated traffic barrier to e... | 04/08/2008 |
| 7341397 | Utility trailer and safety barrier for street repair A utility trailer provides a frame defining a forward open bottom work space, a medially rearward deck and a rearwardmost extendable impact attenuator. Hitch structure encloses the forward portion of the work space. The impact attenuator is deployable spacedly rearw... | 03/11/2008 |
| 7334645 | Articulated power transfer apparatus A hitch apparatus for connection between a tractor and a trailing implement such as a cutter includes a hitch arm at one end of the apparatus extending forwardly and pivotal so as to extend either inwardly or outwardly thus offsetting the apparatus across the rear o... | 02/26/2008 |
| 7334905 | Rearview mirror for skid steer loader A rear view mirror assembly for a motor vehicle is disclosed. The motor vehicle includes a cab portion and a pair of pivotally movable lift arms that move up and down along the sides of the cab portion. The rear view mirror is disposed between the cab portion and th... | 02/26/2008 |
| 7325880 | Dual dump body for truck or trailer A truck or trailer for hauling landscape materials or other bulk products, has separate independent side-by-side dump boxes or compartments, each with a hydraulic ram to elevate the respective dump box. The compartments may have segmented removable center walls, whi... | 02/05/2008 |
| 7309081 | Four wheel off-road vehicle An off road vehicle comprises a front frame joined to a rear frame by a swivel rotates about a longitudinal axis. Springs are mounted to a horizontal planar structure and to the rear frame. The springs maintain the front frame to rear frame alignment but allows rota... | 12/18/2007 |
| 7300061 | Sulky for self-propelled machines A sulky that includes a platform having a top and a bottom, a connector disposed upon a front of the platform, at least three wheels disposed upon the bottom of the platform in a wheel arrangement such that the connector is zero-weight bearing, and a seat disposed u... | 11/27/2007 |
| 7287775 | Adjustable ski skin attachment device The present invention relates to an adjustable ski skin attachment device that can be used to efficiently attach a skin to a ski or snowboard. In accordance with the present invention, an adjustable ski skin attachment device includes two threaded members, a coupler... | 10/30/2007 |
| 7269489 | Adaptive rear-wheel steer open-loop control for vehicle-trailer system A rear-wheel steering control system for a vehicle/trailer combination that adaptively changes an open-loop feed-forward command signal for different trailers or the same trailer with different configurations based only on vehicle parameters. The system includes a h... | 09/11/2007 |
| 7258310 | Apparatus for coupling intravenous infusion units with mobile transport vehicles A coupling apparatus for temporary attachment of a portable medical apparatus, such as an intravenous infusion unit, to a personal mobile transport vehicle such as a wheelchair, hospital bed, gurney or mobile stretcher is disclosed. The apparatus includes a deployab... | 08/21/2007 |
| 7219913 | Articulated vehicle wheel tracking mechanism The invention provides a trailer for use as part of an articulated vehicle (15) with improved cornering characteristics. The trailer includes: a main chassis (18) connectable to a wheeled section (16) of the vehicle immediately ahead of the trai... | 05/22/2007 |
| 7213488 | Three way swivel divider gearbox for agricultural drive systems A swivel gearbox system having multiple drivetrain outputs is disclosed. The system comprises a swivel gearbox and an angled divider gearbox where the power input and divided power output shafts are not in the same plane. The swivel gearbox is a right angle gearbox ... | 05/08/2007 |
| 7197864 | Transport arrangement for an agricultural machine having a detachable front attachment An agricultural machine, such as a self-propelled harvester, includes an attachment that is removably mounted to the machine. A transport device is adapted to be removably mounted onto the attachment to support the attachment during road transport of the machine. A ... | 04/03/2007 |
| 7198283 | Cart handle assembly A cart assembly comprises an undercarriage supporting a cart frame, the undercarriage having one end and a connecting portion extending from cart frame and/or the undercarriage for connecting the cart assembly with an adjacent article, the cart frame including a han... | 04/03/2007 |
| 7195271 | Pinch-resistant hitch assembly and children's ride-on vehicle assemblies including the same Children's ride-on vehicle assemblies that include a leading vehicle, a trailing vehicle, and a connection apparatus, such as a hitch assembly, that selectively interconnects the leading and trailing vehicles. At least the leading vehicle includes a drive assembly a... | 03/27/2007 |
| 7192034 | Load based suspension motion limiting An articulated loader has an articulated chassis and two A-frames. The points of the A-frames face each other. The articulated chassis includes a front portion and a rear portion. Likewise, there is a front or first A-frame and a rear or second A-frame. The A-frames... | 03/20/2007 |
| 7182375 | Fender with indicium Disclosed is a fender including an offset light housing installed on a trailer or tow dolly for towing a vehicle or other piece of equipment. In a preferred embodiment the fender further includes a clearance increasing portion. The fenders minimize the possibility o... | 02/27/2007 |
| 7156608 | Tiltable hand truck The present invention provides an improved hand truck having a tiltable platform for carrying heavy objects, which is safe to use and easily maneuverable, and requires the minimum amount of energy required for movement of heavy objects. The present invention provide... | 01/02/2007 |
| 7134830 | Grain wagon with improved grain container A grain wagon includes a wheel supported frame supporting a container having inclined front and rear walls connected by opposite inclined side walls. Each side wall has inwardly projecting wall portions defining a wheel well for receiving longitudinally offset dual ... | 11/14/2006 |
| 7131666 | Off-road vehicle trailer A trailer for all terrain vehicles and/or snowmobiles for transporting injured persons from remote locations. Trailer has a frame of tubing, a main axle, spring and shock suspension, flotation type tires, IV pole with multiple mounting locations, carrier area for in... | 11/07/2006 |
| 7125198 | Mobile work zone protection device A mobile work zone protection device includes a front carrier, a barrier beam assembly, and a rear carrier. In one embodiment, the barrier beam assembly includes two sets of telescoping beam structures. Each of these structures can rotate from one side of the device... | 10/24/2006 |
| 7089626 | Adjustable door hinge An adjustable hinge assembly for a vehicle door in which a body-mounting plate has a spherical convex surface in moveable contact with a corresponding spherical concave surface at the base of a hinge plate permitting adjustments in the pivot axis of the hinge assemb... | 08/15/2006 |
| 7077601 | Hot in-place asphalt recycling machine A machine for providing hot-in-place recycling and repaving of an existing asphalt-based pavement, in which the pavement is first heated. Using this machine the heated pavement surface is then scarified, and new aggregate is dispensed onto it, to form a recycled, pr... | 07/18/2006 |
| 7070195 | Boat trailer A boat trailer comprising two side beams positioned adjacent to each other, wherein each of the side beams has a forward tongue forming portion converging toward the other side beam. The side beams can be connected to a towing vehicle and the side beams may also hav... | 07/04/2006 |
| 7065812 | Patient care equipment management system An equipment management system provides an equipment support for supporting patient care equipment. The equipment support may be mountable on an arm that extends from a wall, on a column depending from the arm, on a wall mount, on a stand, or on a patient support. V... | 06/27/2006 |
| 7055618 | Hydraulic pump drive A hydraulic pump drive is mounted to the tongue of an agricultural implement. Connecting components between the pump and the drawbar extender of the towing tractor aim the pump input shaft toward the tractor. A short telescoping PTO assembly connects the pump shaft ... | 06/06/2006 |
| 7055642 | Practical and entertaining recreational vehicle The present invention provides for a practical and entertaining form of recreational transportation, easily transportable to weekend events. It is a compact transport kart (10), designed to carry at least one human passenger. It also transports its passenger ... | 06/06/2006 |
| 7021644 | Towing strap A towing strap has two ends, which may be permanently or releasably attached to an item to be towed. Each strap end which is releasably attached, includes a fastening mechanism, which permits a person to attach towing strap to the item to be towed. The permanent str... | 04/04/2006 |
| 6979008 | Apparatus for tractor access and storage This is an apparatus providing access and storage for vehicles. More particularly, the invention constitutes step, stair or ladder access to the cab or sear of a tractor and utility storage for a vehicle or tractor operator. The apparatus is substantially planar and... | 12/27/2005 |
| 6955375 | Vertically stowable modular multi-purpose trailer A vertically stowable modular multi-purpose trailer is provided. The trailer includes a forward support section including a first tubular frame having a main body portion with a first upper platform and rear interface side, and forward trailer neck; a pair of caster... | 10/18/2005 |
| 6932373 | Articulated pendulum steering system An articulated pendulum steering system for an articulated vehicle having a front vehicle section and a rear vehicle section, the system including a vertical bearing pin supported by at least one movable joint support, and a movable joint pin supported by at least o... | 08/23/2005 |
| 6932182 | Traveling car A traveling carriage equipped with a traveling means to travel on and along a surface of an object. A frame of the traveling carriage is composed of two divided frames to the right and to the left in the forward traveling direction, one frame having an arc-shaped sl... | 08/23/2005 |
| 6926113 | Cushioned steering for articulated vehicle An articulated wheel loader provides a cushioned deceleration at the limits of its turning to the left and to the right by reducing fluid flow through a hydraulic steering cylinder as the articulated frames approach abutment. The throttled fluid flow causes a variab... | 08/09/2005 |
| 6923453 | Suspension leveling system In the operation of work machines of the type required to carry heavy loads over uneven ground conditions, it is oftentimes desirable to provide the work machine with a way to automatically maintain the chassis in a substantially horizontal condition. The present in... | 08/02/2005 |
| 6916028 | Collapsible compact carrier device with collapsible wheel construction A wheeled carrier device is provided which, in one embodiment, includes a plurality of foldable walls supported on a base member and movable between an erected state wherein the walls define a carrier space and a collapsed state wherein the walls are folded on top o... | 07/12/2005 |
