Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7926600 | Vehicle leveling and attitude positioning system A vehicle leveling assembly includes a plurality of jack assemblies corresponding to four quadrants of a vehicle, and a plurality of sensors for determining jack position and rate of movement. A method of detecting contacting between the shafts of the jack assemblie... | 04/19/2011 |
| 7461712 | Track-mounted drilling machine with active suspension system A drilling machine includes a frame, a tower that is supported by the frame, two tracks for movement over the ground, at least three yokes that interconnect the frame and the two tracks, at least three hydraulic cylinders, an inclinometer that senses the inclination... | 12/09/2008 |
| 7438143 | Track-mounted drilling machine with active suspension system A drilling machine includes a frame, a tower that is supported by the frame, two tracks for movement over the ground, at least four yokes that interconnect the frame and the two tracks, a plurality of hydraulic cylinders, a plurality of sensors, and a controller. Th... | 10/21/2008 |
| 7418331 | Method for indicating a faulty strut and vehicle using same Operating a vehicle with a faulty strut can cause serious consequences. The present disclosure includes a method of detecting a fault within a strut during operation of a vehicle. Pressure within the strut is sensed, and a magnitude of asymmetry within a plurality o... | 08/26/2008 |
| 7328767 | Power train supporting apparatus and method for automotive vehicle In a power train supporting apparatus and method for an automotive vehicle, at least three mount portions support a power train constituted by an engine and a transmission on a frame of a vehicle body in such a manner that the output axle of the engine intersects a ... | 02/12/2008 |
| 7328810 | Crane supporting apparatus A crane support consisting of a steel square tubing pedestal having an apertured mounting plate fixedly attached to its upper end, and having an enlarged base fixedly attached to its lower end; an axle, the pedestal being mounting rotatably upon the axle; an auxilia... | 02/12/2008 |
| 7325634 | Track-mounted drilling machine with active suspension system A drilling machine includes a frame, two tracks, and a plurality of yokes interconnecting the frame and the tracks. Each yoke is pivotable with respect to the frame by the extension and retraction of a hydraulic cylinder. Each of a plurality of sensors senses a para... | 02/05/2008 |
| 7265511 | Motor control device A speed controller includes a speed integration compensation low-pass filter, an integral control system, a proportional control system, and a multiplication device means. The speed integration compensation low-pass filter has a transfer function corresponding to a ... | 09/04/2007 |
| 7261176 | Articulated vehicle suspension system shoulder joint An articulated vehicle suspension system shoulder joint is disclosed. A vehicle includes a plurality of wheel assemblies; a plurality of rotating shoulder joints, each wheel assembly being mounted to a respective one of the shoulder joints and rotatable in a plane b... | 08/28/2007 |
| 7258393 | Cab support A working machine includes a frame, a cab arranged on the frame, and a lateral support arranged between the frame and the cab for taking up load from the cab to the frame when lateral displacement of the cab takes place in a direction toward the side on which the la... | 08/21/2007 |
| 7226064 | Locking anti-motion suspension A skid steer vehicle has a suspension that includes a control arm pivotally coupled to the vehicle chassis that is supported by a hydraulic cylinder connected to an accumulator to provide springing. A hydraulic circuit coupled to the cylinder and accumulator permit ... | 06/05/2007 |
| 7207575 | Suspension with torsion-resisting cylinder A rear tractor suspension for a tractor includes a suspension arm pivotally coupled to the chassis of the tractor, and a hydraulic cylinder coupled to the suspension arm to support it. The hydraulic cylinder conveys only longitudinal forces in a first mode of operat... | 04/24/2007 |
| 7204378 | Goods transshipment apparatus A goods transshipment apparatus having a mobile substructure with a superstructure mounted so as to be rotatable relative to said substructure and having a driver's cab and engine compartment and a jib or jib system jointed to the superstructure wherein the superstr... | 04/17/2007 |
| 7200482 | Drive control apparatus and method and two-wheeled vehicle A drive control apparatus able to hold an autonomously stabilized posture by a small size configuration by independently detecting abnormalities in a drive system of a first motor and a drive system of a second motor at controllers, outputting the results to majorit... | 04/03/2007 |
| 7197872 | Hydraulic circuit in work vehicle A hydraulic circuit includes a control valve that controls flow of pressure oil from a hydraulic source to work hydraulic cylinders, an operating device that issues a command for drive of the control valve, valve devices each comprising a check valve, each provided ... | 04/03/2007 |
| 7192033 | Trailing arm suspension and height control system with motorized valve therefor A trailing arm suspension for a vehicle. The trailing arm suspension having a height control system for controlling the ride height of the suspension relative to the vehicle. The height control system preferably comprises a motor driven height control valve. ... | 03/20/2007 |
| 7152866 | Steerable and liftable independent suspension system A liftable independent suspension system which may also be steerable. In a described embodiment, a liftable suspension system for use on a vehicle includes wheel spindles positioned to extend outwardly at each respective lateral side of the vehicle. The spindles are... | 12/26/2006 |
| 7152389 | Mower suspension system and method A front independent suspension including a first suspension arm coupled to a front side of a frame and a second suspension arm coupled to a lateral side of the frame. The first suspension arm and the second suspension arm are movable relative to the frame in respons... | 12/26/2006 |
| 7150497 | Stand-up operator's platform for a truck-mounted aerial device A stand-up operator's platform for a truck-mounted aerial device wherein a turret is supported for rotation on the frame of the truck about a vertical axis. The stand-up operator's platform of this invention is secured to one side of the turret for rotation therewit... | 12/19/2006 |
| 7149615 | Absolute steering angle detection device and absolute steering angle detection method for electric power steering device A steering angle θt detected by the torque sensor is read at S900. Then, an electrical angle θm corresponding to a motor rotational angle is read at S902. At S908 through S922, motor rotational numbers are calculated based on θt, θm a... | 12/12/2006 |
| 7134980 | Integrated torque and roll control system An integrated control system for a motor vehicle including at least one drive axle having left and right axle shafts each provided with a wheel mounted thereon. The integrated control system comprises a vehicle torque control system, a vehicle body roll control syst... | 11/14/2006 |
| 7134829 | Cargo trailer A trailer for carrying cargo includes a frame, at least two axles mounted to the frame, and a deck. The axles have wheels at opposite ends of the axles for movably supporting the frame above the ground. The deck is pivotally mounted to the frame and is pivotable abo... | 11/14/2006 |
| 7111850 | Wheeled vehicle provided with an oscillating axle and a pair of cylinders for blocking the axle A wheeled vehicle including a chassis; an axle coupled to the chassis to oscillate about a longitudinal axis parallel to a direction of advance of the vehicle; a pair of cylinders disposed between the axle and the chassis for blocking oscillation of the axle; and a ... | 09/26/2006 |
| 7107746 | Mower suspension system and method A mower including a frame having a front portion, a rear portion, and at least one central longitudinal beam. The at least one beam is parallel with a longitudinal axis passing from the front portion to the rear portion of the frame. First and second wheels are posi... | 09/19/2006 |
| 7104180 | Low noise linear actuator A linear actuator system including a cylinder, a piston slidably received within the cylinder and defining a piston chamber and a rod chamber in the cylinder, wherein the piston includes a plurality of orifices therethrough that place the piston chamber and the rod ... | 09/12/2006 |
| 7083013 | Self-leveling and balancing vehicle A self-leveling and balancing vehicle composed of a base and a moving and driving mechanism installed on the base, the mechanism having two longitudinal moving seats installed on the guiding rails fixed on the base, a connecting frame extending to and connecting the... | 08/01/2006 |
| 7070244 | Road milling machine This invention is road milling machine with a chassis (13) having at least four wheels of which the front four wheels (14) are assigned to a parallelogram steering axle (23). The parallelogram steering axle (23) guides the front wheels ( | 07/04/2006 |
| 7063334 | Vehicle stability system using active tilting mechanism The present invention is a vehicle stability system that affords safe turn with higher speed as well as maximum brake performance and resists rollover by using one or more electrical and mechanical modes to shift the center of gravity of the vehicle into a more stab... | 06/20/2006 |
| 7055269 | Wheeled vehicle provided with an axle oscillating about a longitudinal axis A wheeled vehicle includes a bottom chassis; a top chassis, which is coupled to the bottom chassis so that it is able to turn about a vertical axis; an operating arm coupled to the top chassis; an axle, which is coupled to the bottom chassis so that it can oscillate... | 06/06/2006 |
| 7045916 | Electronic fuel selection switch system Devices and methods for providing a switch for selecting which of a number of fuel valves receives power. The switch preferably provides a delay between the powering down of a first fuel valve and the powering up of a second fuel valve. Also included are systems and... | 05/16/2006 |
| 7044482 | Locking anti-motion suspension A skid steer vehicle has a suspension that includes a control arm pivotally coupled to the vehicle chassis that is supported by a hydraulic cylinder connected to an accumulator to provide springing. A hydraulic circuit coupled to the cylinder and accumulator permit ... | 05/16/2006 |
| 7007790 | Loading platform with twin roller conveyors A load transfer platform adapted for attachment to a lift has a pair of laterally extending roller conveyor which are space in a front to rear direction thereby providing a pathway there between for a workman loading and unloading merchandise. ... | 03/07/2006 |
| 6966502 | All terrain vehicle chemical applicator An all terrain vehicle chemical applicator includes an elongate frame having at least six independent support wheels positioned along opposed sides of the frame. Suspension is provided for each of the support wheels including a support pivotally mounted to the frame... | 11/22/2005 |
| 6962359 | Arrangement for the suspension of wheels in a working machine An arrangement of the suspension of wheels of a working machine moving on a terrain. The arrangement comprises a pair of wheels arranged next to each other to support a frame part placed on a center line between the wheels suspensions between each wheel and the fram... | 11/08/2005 |
| 6961648 | System and method for desensitizing the activation criteria of a rollover control system A method of densensitizing includes determining a relative roll angle, determining when the vehicle is in a transitional maneuver, and when the vehicle is in a transitional maneuver, setting a roll signal for control to the relative roll angle, reducing control effo... | 11/01/2005 |
| 6948721 | Variable leveling valve apparatus for a vehicle The invention is disclosed to variably control the amount of compressed air flowing per unit hour depending on the change in the level position of the wheel axles in a moving vehicle when the compressed air flows into air springs from the leveling valve or when the ... | 09/27/2005 |
| 6926581 | Toy vehicle with movable chassis components A toy vehicle comprising a hinged, three part chassis having a first longitudinal end and a second, opposing longitudinal end and including a central chassis portion with first and second lateral chassis portions pivotally coupled with the central chassis portion on... | 08/09/2005 |
| 6923606 | Medical evacuation patient support pallet The invention provides a reconfigurable patient support pallet system for transporting patients on litters. The patient support pallet system includes a pallet mounted to the floor of a vehicle. The pallet has a plurality of track rails and attachment points for att... | 08/02/2005 |
| 6885924 | Vehicle attitude adjustment assembly An assembly for adjusting the attitude of any selected portion a structure such as a motor vehicle. A controller connects to and controls one or more jacks operable to change the attitude of a structure. A proportional tilt sensor is connected to the controller and ... | 04/26/2005 |
| 6779618 | Tire pressure adjusting device A vehicle having a tire pressure adjusting device for regulating the pressure of tires which has a valve arrangement between a compressed air source and the tires is described. To reduce the energy expenditure required for filling the tires and to be able to keep th... | 08/24/2004 |
