| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 280500514 | Riding or suspension height (e.g., ground-clearance, "trim height") | 64 |
| 20080224428 | CONTROL UNIT FOR SUSPENSION USING SINGLE PRESSURE SENSOR - A vehicle suspension includes a plurality of pneumatic suspension elements with each pneumatic suspension element being associated with one pneumatic control valve. A common manifold is fluidly connected to each of the pneumatic control valves. The manifold includes a supply valve that is connected to an air supply, an exhaust valve, and a single pressure sensor. The single pressure sensor is used to measure a pressure level at each of the pneumatic suspension elements. A controller cooperates with the manifold to individually adjust pressure levels of each of the pneumatic suspension elements based on the individually sensed pressure levels. The controller can use the sensed pressure levels to adjust suspension ride height, identify system leaks and isolate defective suspension elements, identify uneven pressure distribution, and to determine a load supported on the pneumatic suspension elements. | 09-18-2008 |
| 20080246234 | Pneumatic Ride Level Control System - Disclosed is a ride level control system for a motor vehicle composed of a pneumatic spring ( | 10-09-2008 |
| 20080252025 | ELECTRONIC HEIGHT CONTROL SYSTEM FOR A VEHICLE WITH MULTIPLE INPUT SIGNALS - A control system for controlling the ride height of a vehicle, the system including a controller that receives and processes multiple variable inputs to provide enhanced ride height control. The inputs include a brake system signal including an Automatic Braking System (ABS) signal and/or an Electronic Braking System (EBS) signal, a remote setpoint signal and/or a fluid dump signal. The system also provides for measuring the actual ride height, filtering the measured ride height, determining if the filter ride height signal exceeds a threshold level, and adjusting the ride height accordingly. | 10-16-2008 |
| 20080258413 | Level Control System for a Vehicle, and Method for Operating a Level Control System for a Vehicle - A level control system for a vehicle includes a pressure generator ( | 10-23-2008 |
| 20090033044 | RIDE-HEIGHT CONTROL SYSTEM - In some embodiments, a land vehicle includes sensors that provide information relating to a ride height of the land vehicle. A processing circuit monitors data from the sensors and controls adjustment of one or more vehicle systems that affect the vehicle's ride height based on the data from the sensors. In some embodiments, the processing circuit controls a suspension system and can control the suspension system to have any of a multiplicity of height settings. In some embodiments, the processing circuit controls the ride height based on a user selection of a pre-configured ride height setting. In some embodiments, the processing circuit is configured to maintain a ride height of the vehicle at a consistent ride height when the suspension is unlocked after a load is removed where the suspension was locked after the load was added. | 02-05-2009 |
| 20090051130 | SUSPENSION SYSTEM - The invention relates to a suspension system, especially for vehicles with changing load conditions. Said suspension system comprises at least one suspension cylinder ( | 02-26-2009 |
| 20090066041 | Self-pumping hydropneumatic spring strut - A self-pumping hydropneumatic spring strut is provided to have internal level control. The spring strut has an outer tube having one end sealed by a piston rod guide, a working cylinder received inside the outer tube, and a hollow piston rod extending into the working cylinder through the piston rod guide. The piston rod carries a piston, which is operable to travel axially inside the working cylinder in a sealing manner and separates the working cylinder into first and second working spaces. The first working space is under a high-pressure from a high-pressure chamber and acting as a spring and the second working space is located on a piston rod-side. The spring strut also has a pump rod received inside the hollow piston rod. The pump rod and the hollow piston rod form a piston pump, which, in response to sprung movements acted thereonto, conveys a damping media from a low-pressure chamber into the first working space connected to the high-pressure chamber. The high-pressure chamber and the low-pressure chamber are each connected to the atmosphere by a filling connection formed in the piston rod guide and a check valve operable to selectively communicate the high-pressure or the low-pressure chamber to the atmosphere. | 03-12-2009 |
| 20090146385 | Height Adjustment on a Wheel Suspension for Motor Vehicles - A height adjustment on a wheel suspension for motor vehicles, having a shock absorber which has a piston rod, which shock absorber is dynamically connected to the vehicle body, and to which shock absorber a helical spring is coaxially assigned which is clamped between two spring plates that can be changed in their active distance and that determine the spring deflection and rebound path relative to a normal level, the body-side end of the shock absorber being assigned a shock absorber cap which influences the free spring path “s” of the helical spring and which is made adjustable at the same time with the adjustable spring plate. | 06-11-2009 |
| 20090200761 | APPARATUS AND METHOD FOR SHIFTING THE CENTER OF GRAVITY IN A VEHICLE - An apparatus for shifting the center of gravity of a vehicle, including a master cylinder assembly with motor, gearbox and position sensing encoder; at least one vehicle shock and spring assembly with upper shock casing and lower piston end; a slave cylinder hydraulically connected with the master cylinder and connected with the at least one or more of the vehicle's vehicle shock and spring assemblies assembly to, upon actuation of the motor, vary the distance between the upper shock casing and the lower piston end; a driver control assembly including one or more actuator paddles connected behind the outer grip of the steering wheel; and, a control unit having computer programming to receive and issue data and instructions and being operationally connected between the driver control assembly and the master cylinder to actuate the motor upon movement of one or more of the paddles. | 08-13-2009 |
| 20090212510 | Adjustable traction block - A single unit that combines the advantages of a rear spring spacer block and a traction bar. The rigidity of the traction bar and design of the spacer block eliminate wheel hop and axle wrap while maintaining a level vehicle drive height. No welding is required to install the device, the device is length and height adjustable for a plethora of vehicle applications and the factory ride and handling are preserved. | 08-27-2009 |
| 20090236807 | METHODS AND APPARATUS FOR SUSPENDING VEHICLES - Embodiments of the invention generally relate to methods and apparatus for use in vehicle suspension. Particular embodiments of the invention relate to methods and apparatus useful for variable spring rate and/or variable damping rate vehicle suspension. In one embodiment, a shock absorber for a vehicle includes a gas spring having first and second gas chambers. The first chamber is utilized during a first travel portion of the shock absorber and the first and second chambers are both utilized during a second portion of travel. The shock absorber further includes a fluid isolated damper for regulating the speed of travel throughout both portions of travel. | 09-24-2009 |
| 20100025945 | Motorcycle Air Suspension System - A suspension system for use with a motorcycle includes a device for producing a supply of pressurized air. The suspension system is operably disposed between a frame member and a swing arm of the motorcycle. The suspension system comprises a double-acting pneumatic cylinder. | 02-04-2010 |
| 20100032916 | DEVICE FOR SETTING THE SPRING CONSTANT OF A HELICAL SPRING - An inner and an outer spring plate are disposed, in a radially spaced relationship from one another, on a spring strut cylinder. In a first springing position (normal position), the helical spring is supported with a turn region of small diameter against the inner spring plate. In a second springing position (sports position) of the helical spring, the latter is supported with a turn region of larger diameter against the outer spring plate. | 02-11-2010 |
| 20100038868 | AUTOMATED SUSPENSION SYSTEM - A suspension system for towed vehicles automatically adjusts for different payloads and road conditions without the need for manual shims used in prior art suspensions. automatically adjusts a mechanical bias on the vehicle to keep the suspension within a preferred ride height range. A hydraulic cylinder between the frames of the towing and the towed vehicles provides a mechanical biasing force to the towed vehicle. A sensor measures the ride height and causes the hydraulic cylinder to retract or extend according to the bias needed to maintain the suspension in the preferred ride height range. | 02-18-2010 |
| 20100133763 | HIGH-CLEARANCE VEHICLE SUSPENSION WITH SPACER ARRANGEMENT MOUNTABLE BETWEEN SPINDLE AND WHEEL HUB MOUNTING BRACKET FOR ADJUSTING WORKING CLEARANCE - The working clearance height of a high-clearance vehicle is normally established by four main suspension spindles that are respectively received for reciprocating within upright journals provided at the opposite ends of front and rear axle assemblies of the vehicle main frame, with the bottom end each of the main spindles being received in a bore at the top of an associated wheel motor housing that serves also as a wheel hub mounting bracket. In order to increase the working clearance height of the vehicle, an optional elongate spacer assembly is mounted between the bottom of each elongate main suspension spindle and the associated wheel motor housing. Each main suspension spindle is inclined slightly outwardly relative to a vertical plane extending in the direction of travel of the vehicle and, in order for the spacing between tires at opposite sides of the vehicle to remain the same, with or without the usage of the spacer assemblies, each spacer assembly includes a coupler spindle extending parallel to, and offset inwardly from, a pivot axis of the associated main suspension spindle by a distance calculated to result in the desired tire spacing, this coupler spindle being received in the bore at the top of the associated wheel motor housing. | 06-03-2010 |
| 20100140884 | SUSPENSION AND DAMPING DEVICE FOR MOTOR VEHICLES - The invention relates to a suspension and damping device ( | 06-10-2010 |
| 20100187779 | Omni-directional wheel - An omni-directional wheel includes a hub rotatable about a wheel axis and a first row of angled rollers about the hub each rotatably supported by the hub. There is at least a second row of angled rollers about the hub each also rotatably supported by the hub. The rollers of the second row are axially offset along the wheel axis from the first row, and rotationally offset from the first row about the wheel axis, and not coaxial with the rollers of the first row. | 07-29-2010 |
| 20100259018 | RIDE HEIGHT LEVELING CONTROL FOR DUAL AIR SPRING CONFIGURATION - An air suspension system is configured to adjust and maintain a desired vehicle ride height and spring rate. The air suspension system includes a plurality of air spring assemblies that each include a piston airbag and a primary airbag mounted around the piston airbag. A controller receives ride height input data and adjusts pressures within the primary and piston airbags until the desired ride height and spring rate is achieved. The controller accommodates for system hardware differences by varying flow rates into and out of the primary and piston airbags relative to each other. | 10-14-2010 |
| 20100270760 | AIR SUPPLY SYSTEM FOR ACTIVE AIR SUSPENSION - An air suspension includes a plurality of air spring assemblies that each include a piston airbag and a primary airbag mounted over the piston airbag. The primary and piston airbags each have a variable volume that is controlled independently of the other for active suspension control. Each piston airbag includes a piston intake valve and a piston exhaust valve. Each primary airbag includes a control valve that is operable to supply and exhaust air from the corresponding primary airbag. The control valves and piston intake valves operate independently of each other. A compressor supplies air to a supply reservoir which is used to supply air to the primary and piston airbags. The compressor includes a bypass loop that directs exhausted air to a compressor inlet when the compressor is running. | 10-28-2010 |
| 20100270761 | DAMPER UNIT - A damper unit includes: a cylinder, connected to a reservoir; a piston dividing an interior of the cylinder into two chambers; a piston rod which is connected to the piston at one end; an inner sleeve adapted to be accommodated within a hollow recess portion in the piston rod; a pump rod; a pump unit which performs pumping for generating a force with which the piston is pushed out of the cylinder or the piston is drawn into the cylinder; a hydraulic fluid releasing unit configured to release the a hydraulic fluid within the inner sleeve and the pump rod to the reservoir or the two chambers when the piston reaches a predetermined position relative to the cylinder within a sliding range thereof by pumping of the pump unit; and a control unit configured to control the predetermined position where the hydraulic fluid is released. | 10-28-2010 |
| 20100320704 | Automatically Variable Ride Height Adjustment Apparatus - An automatically variable vehicle ground clearance for motor vehicles with semi-elliptical spring suspensions. A drive member is placed at each wheel corner to be height adjusted, the drive member being motor driven. An operator may select a height preference by operation of a switch, or a controller may provide a range of height selections based upon an algorithm which is responsive to sensed vehicle ride conditions, as for example vehicle speed, to optimize vehicle performance. | 12-23-2010 |
| 20110012316 | WHEEL SET STRUCTURE OF AN ELECTRIC WHEELCHAIR - A wheel set structure of an electric wheelchair is disclosed to include a wheelchair frame, which defines a first steering direction and a second steering direction reversed to the first steering direction, at least one swinging mechanism pivotally mounted on the wheelchair frame each having a swinging member and a wheel holder, at least one transmission wheel assembly connected to the swinging member each having a motor and a driving wheel coupled to and rotatable by the motor, and at least one first wheel assembly mounted on the wheel holder each pivotally holding a wheel. When the at least one swinging member is biased relative to the at least one wheelchair frame, the at least one first wheel assembly is biased with the at least one swinging member so that the elevation of the wheel of each first wheel assembly and the elevation of the driving wheel of each transmission wheel assembly are relatively changed at a constant ratio. | 01-20-2011 |
| 20110127733 | Controllable Suspension Architecture for Enhanced Armoured Vehicle Survivability - The present embodiments relate to a semi-active suspension control system that utilizes controllable dampers for the purpose of improving maneuverability and vehicle hull stabilization. The disclosed semi-active control system can work in conjunction with a height management unit and on vehicles having variable ride heights, and hull stability and maneuverability can be achieved regardless of vehicle payload and ride height. | 06-02-2011 |
| 20120074660 | Vehicle height adjustment suspension device - A vehicle height adjustment suspension device provides for both automatic and selective raising and lowering of a supported portion of a vehicle frame relative a ground surface, while also providing shock absorption. The device includes a suspension assembly for absorbing shocks mounted on a rotatable threaded screw connected to a motor and extending into the suspension assembly. The assembly may be extended and retracted on the screw by rotating the screw in first and second directions to raise and lower the supported portion while the shock absorber assembly simultaneously provides shock absorption capability. | 03-29-2012 |
| 20120153581 | Integrated Air Springs System and Inflatable Air Dam Assembly - An integrated pneumatic system including a motor, air compressor, air dryer, valves, air lines and electronic controller pneumatically controls both an air springs system and an inflatable air dam assembly, wherein the trim height adjustment of the air springs may be individual or collective, and wherein the trim height adjustment of the air springs and the inflation and deflation of the inflatable air dam assembly may be mutually coordinated with respect to vehicular speed and the duration of vehicular speed ranges. | 06-21-2012 |
| 20120187640 | SUSPENSION DEVICE - A suspension device (S) as a solution for the problem of the present invention includes: an active suspension unit (U) equipped with a linear actuator (A) and a first fluid pressure damper (D | 07-26-2012 |
| 20120306170 | VEHICLE WITH ACTIVE-REGENERATIVE SUSPENSION - In accordance with an exemplary embodiment, an active suspension system having a regenerative actuator is provided for an electric or hybrid electric vehicle. The system comprises a drive system including a battery mounted to a chassis and a controller coupled to the drive system. The controller also couples to a suspension system between the chassis and at least one wheel of the vehicle. The suspension system includes an actuator having an electric motor providing energy by converting linear movement of a ball screw into rotational movement of a rotor having a hollow core permitting at least a portion of the ball screw to translate within the rotor during operation of the actuator. | 12-06-2012 |
| 20130033011 | Adjustable Suspension System For A Work Vehicle - A suspension system is provided that includes an axle configured to support a first wheel on a first lateral end of the axle, and a second wheel on a second lateral end of the axle. The suspension system also includes a steering assembly configured to rotate each wheel relative to the axle about a substantially vertical axis. In addition, the suspension system includes an actuating cylinder extending between the axle and a frame of a work vehicle. The actuating cylinder is configured to transition the frame between a lowered position that enables the steering assembly to rotate each wheel through a first range of motion without contact between the wheels and a component of the work vehicle, and a raised position that enables the steering assembly to rotate the wheels through a second range of motion, greater than the first range of motion. | 02-07-2013 |
| 20130049310 | SELF-PUMPING SUSPENSION STRUT - A self-pumping suspension strut with internal level regulation, for example for motor vehicles having a fluid-filled working cylinder pressurized with the pressure of the fluid acting as a spring. A hollow piston rod is guided, in a sealed manner, within the working space, into which projects a pump piston attached to the working cylinder. During relative movements between the working cylinder and the piston rod, fluid is delivered from the working space into a pressure chamber in which a pressure is higher than the pressure of the working space. Flow connections between the pressure chamber and the working space selective set a specifiable dynamic level, determined by the extension length of the piston rod, such that the piston rod can be rotated, by a rotating device, for selective cooperation of the axially and the circumferentially spaced flow connections to control flow. | 02-28-2013 |
| 20130069323 | METHOD FOR OPERATING A LEVELING DEVICE OF A VEHICLE - A method for operating a ride height control device, which includes at least one air spring, of a vehicle body of a vehicle, by providing a setpoint ride height predefined for a journey, and by setting, at the beginning, during or immediately before the end of the journey, the ride height of the vehicle body at least once to a ride height which deviates from the setpoint ride height predefined for the journey. | 03-21-2013 |
| 20130221625 | Actuator Assembly - An actuator assembly for use in an active suspension includes a drive assembly having a first portion and a second portion configured to translate relative to each other. The first portion is coupled to a sprung mass and the second portion is coupled to an unsprung mass. The actuator assembly includes an air spring assembly disposed about the drive assembly having a first portion disposed in proximity to the sprung mass and a second portion disposed in proximity to the unsprung mass, the air spring assembly defining an air volume pressurized at an air pressure greater than atmospheric pressure. The actuator assembly includes a cooling assembly having a set of drive assembly channels disposed within the air volume and in thermal communication with the drive assembly and a pump disposed in fluid communication with the set of drive assembly channels. | 08-29-2013 |
| 20130221626 | DEVICE FOR ADJUSTING THE HEIGHT OF A VEHICLE - The present invention is a system for adjusting the height of vehicles that have coil spring suspensions. The invention may be added to existing vehicle suspensions without the need to remove and replace the existing vehicle suspension components. The invention includes cylinders, pistons, seals, dust shields, pressure pump(s) and storage tank(s). It also may optionally include electronic hardware, such as, an electronic controller and software, to control the functions of the system and sensor(s) which detect ground clearance and speed. The invention may be operated manually by a vehicle driver through push buttons, which may operate through the vehicle's existing cruise control buttons. Alternatively, the system can be automated through an electronic control unit (ECU) to avoid collision with obstacles in the vehicle's path. | 08-29-2013 |
| 20130320639 | COMPRESSED AIR SUPPLY INSTALLATION AND PNEUMATIC SYSTEM - The invention relates to a compressed air supply installation ( | 12-05-2013 |
| 20140001716 | VEHICLE HEIGHT ADJUSTMENT DEVICE IN VEHICLE | 01-02-2014 |
| 20140049012 | Vehicle Suspension System - To achieve a small and low power consumption suspension, which can be installed in a vehicle, such as a personal mobility vehicle, there is provided a vehicle suspension system including: a suspension that is connected to a vehicle body and a shaft mounted to wheels; an actuator that includes an output for vertically moving a suspension position of the suspension on the basis of inclination angle information of the vehicle; and a self-weight support mechanism that acts on the actuator to support vehicle weight. The self-weight support mechanism is composed of a spring mounted to the actuator, the actuator, and a link mechanism connected the suspension and the actuator. | 02-20-2014 |
| 20140077464 | MOTORCYCLE - An object of the present invention is to control according to a vehicle height an auxiliary device provided in a vehicle. A motorcycle | 03-20-2014 |
| 20140084554 | VEHICLE HEIGHT ADJUSTING DEVICE FOR MOTORCYCLE - In a vehicle height adjusting device for a motorcycle, the vehicle height is adjusted on the basis of proper vehicle speed information when a failure occurs in a vehicle speed sensor. In the vehicle height adjusting device for a motorcycle, when a failure occurs in a vehicle speed sensor, a control section adjusts vehicle height by using vehicle speed information calculated from an engine speed signal, a shift position signal of a transmission, and an ON/OFF signal of a clutch. | 03-27-2014 |
| 20140084555 | VEHICLE-HEIGHT ADJUSTMENT APPARATUS OF MOTORCYCLE - In a vehicle-height adjustment apparatus of a motorcycle having the hydraulic jack attached to the damper, damping force characteristics of a damper are stabilized, the influence of the charged gas pressure of an oil reservoir chamber is eliminated, and the sealing performance of a hydraulic jack is reduced. In the vehicle-height adjustment apparatus of a motorcycle, a back pressure chamber is provided on a side opposite to a jack chamber, with a plunger being interposed therebetween inside a hydraulic jack, and this back pressure chamber is communicated with a hydraulic chamber inside a damper tube. | 03-27-2014 |
| 20140084556 | VEHICLE HEIGHT ADJUSTING DEVICE - Provided is technology of raising or lowering vehicle height even if the grasp of vehicle speed is disabled. A vehicle height adjusting device includes a rear suspension capable of changing relative positions of a vehicle body frame and a wheel of a motorcycle including a transmission configured by a plurality of gears and a control device configured to control the rear suspension and change the relative positions of the rear wheel and the vehicle body frame to adjust vehicle height, which is the height of the vehicle body frame. The control device controls the rear suspension to increase the vehicle height when a gear position of the transmission is equal to or higher than a predetermined gear position set in advance and reduce the vehicle height when the gear position is lower than the predetermined gear position. | 03-27-2014 |
| 20140125017 | VEHICLE HEIGHT ADJUSTMENT APPARATUS - A vehicle height adjustment apparatus, includes: a front wheel side changing unit capable of changing a front wheel side relative position; a rear wheel side changing unit capable of changing a rear wheel side relative position; and a control unit for adjusting a height of the main body of the vehicle by controlling the front wheel side changing unit and the rear wheel side changing unit so as to change the front wheel side relative position and the rear wheel side relative position, in which the control unit controls the front wheel side changing unit and the rear wheel side changing unit in such a manner that a rate of change of the front wheel side relative position and a rate of change of the rear wheel side relative position satisfy a predetermined relationship. | 05-08-2014 |
| 20140131960 | VEHICLE SUSPENSION SYSTEMS - A suspension system for a vehicle includes a damper and a jack assembly. The damper includes a first tube defining a first cavity and having a longitudinal axis, a second tube disposed within the first cavity and defining a second cavity, wherein the second tube is spaced apart from the first tube to define a reservoir chamber, and a piston translatable within the second cavity along the axis, wherein the piston abuts the second tube to define a rebound chamber and a compression chamber. The system includes a jack assembly attached to the damper and configured for raising and lowering the body with respect to the wheel. The assembly includes a jack piston abutting the first tube, and a jack cylinder also abutting the first tube and translatable with respect to the jack piston to thereby raise and lower the body. A vehicle including the suspension system is also disclosed. | 05-15-2014 |
| 20140138922 | Axle Suspension and Axle Lift for a Vehicle Axle - An axle suspension for a vehicle axle guided by a trailing arm and also, furthermore, an axle lift for a vehicle axle are proposed. The axle lift includes a force element ( | 05-22-2014 |
| 20140167371 | VEHICLE HEIGHT CONTROL DEVICE FOR MOTORCYCLE - A vehicle height control device comprises a vehicle height control unit including a jack housing of a hydraulic jack provided at an upper end portion of an inner tube, a suspension spring provided between an upper end of a hollow pipe and a plunger of the hydraulic jack, a pump housing provided at the plunger of the hydraulic jack and forming a pump chamber of a hydraulic pump, and a pump pipe communicating with an oil reservoir chamber on an inner periphery of the hollow pipe and slidably inserted into the pump chamber in the pump housing, and a selector valve controlling the vehicle height by adjusting the amount of hydraulic oil fed to a jack chamber in the hydraulic jack by the hydraulic pump that performs the pumping operation in conjunction with extending and contracting motion of the hollow pipe with respect to the inner tube. | 06-19-2014 |
| 20140175763 | ELECTRONIC CONTROL SUSPENSION SYSTEM FOR VEHICLES - An electronic control suspension (ECS) system for vehicles is provided. The ECS system includes a strut assembly which is coupled to a vehicle body, and a lower portion of which is inserted through the housing so as to absorb the rocking from the wheel. A vehicle-height control module converts a rotating force of a motor to a linear motion of the strut assembly when the rotating force of the motor is provided to a screw section thereof surrounding the stmt assembly. This allows the strut assembly to be vertically moved relative to the housing, thereby controlling the height of a vehicle. | 06-26-2014 |
| 20140175764 | VEHICLE HEIGHT CONTROL DEVICE FOR MOTORCYCLE - A damper is provided with a vehicle height control unit including: a jack housing of a hydraulic jack provided at an upper end portion of a vehicle body side tube such that a plunger which defines a jack chamber is fitted on the jack housing so as to be movable up and down; a suspension spring provided between the plunger and a wheel side tube; and a pump housing provided in an upper end portion of a damper cylinder and forming a pump chamber in a hydraulic pump such that a pump pipe forming a part of a piston rod and communicating with an oil chamber in the damper cylinder is slidably inserted into the pump chamber. | 06-26-2014 |
| 20140265172 | Air Suspension Height Control Valve with Dual Ride Height Positions - A height control valve assembly having a housing with an air supply port, first and second ports, and an exhaust port. A valve positioned in the housing has a first surface in fluid communication with the air supply port and a second surface. The valve moves between first and second positions, in which the second surface sealingly engages a portion of the housing surrounding the first and second ports, respectively, to prevent fluid from flowing between the air supply port and the first and second ports, respectively. The valve is moveable from either of the first and second positions to a fill position, in which the air supply port is in fluid communication with one of the first and second ports, and an exhaust position, in which one of the first and second ports is in fluid communication with the exhaust port. | 09-18-2014 |
| 20140291943 | VEHICLE HEIGHT ADJUSTING APPARATUS OF MOTORCYCLE - A vehicle height adjusting apparatus of a motorcycle includes a damper-side ECU connected to a vehicle network in which in-vehicle ECUs and a vehicle operating state detecting sensor which are mounted on a vehicle are connected to each other, in which the damper-side ECU attached to a damper, computes a vehicle height change to be adjusted in the damper using a detection result of a vehicle height detecting unit and a detection result of the vehicle operating state detecting sensor and controls a switching valve to adjust a vehicle height on the basis of the computed vehicle height change. | 10-02-2014 |
| 20140300067 | ACTIVE GEOMETRY CONTROL SUSPENSION SYSTEM OF VEHICLE - An active geometry control suspension system may include a toe control mechanism having an assist link disposed between the wheel carrier and the sub-frame, a housing unit integrally formed with the sub-frame and having hinge brackets integrally formed at both sides of a wheel side one surface, a guide unit configured to guide a vehicle body side connection portion of the assist link along a predetermined trajectory through a cam guider which slides upward and downward along guide, a drive unit configured to transmit rotating driving torque, and a power transmission unit configured to transmit the linear motion to the vehicle body side connection portion of the assist link so that the vehicle body side connection portion of the assist link is raised and lowered along a predetermined trajectory of the guide unit by the rotating driving torque of the screw shaft. | 10-09-2014 |
| 20140319789 | STROKE DETECTION DEVICE FOR FRONT FORK IN MOTORCYCLE AND MOTORCYCLE EQUIPPED WITH STROKE DETECTION DEVICE - A stroke detection device includes a stem shaft which is formed of a conductor in a shape of a cylinder, in which a center line of the cylinder is located in parallel to center lines of inner tubes and outer tubes of front forks coupled to a bracket, and which serves as a steering center axis of handlebars of a motorcycle, and a coil which is formed of a conductor and provided so as to be movable in a direction along the center line of the cylinder of the stem shaft with movement in a direction along the center line of the inner tubes and the outer tubes of the front forks, in which a variation in inductance of the coil based on change in length in which the coil and the cylinder of the stem shaft overlap each other is output. | 10-30-2014 |
| 20140367930 | PASSIVELY CONTROLLED ADJUSTABLE RIDE HEIGHT SUSPENSION - A suspension system for a vehicle having a vehicle body and a road wheel includes a suspension corner connecting the road wheel to the vehicle body. The suspension corner maintains contact between the road wheel and a road surface. The suspension system includes a bladder arranged at the suspension corner for pumping a fluid in response to forces generated at the wheel and holding a volume of the fluid. The suspension system also includes a reservoir in fluid communication with the bladder for selectively accumulating the fluid pumped by and releasing the fluid to the bladder. The suspension system additionally includes a valve for selectively retaining the accumulated fluid in and releasing thereof from the reservoir. The height of the bladder varies in response to the volume of fluid being held by the bladder to set a ride height of the vehicle at the suspension corner. | 12-18-2014 |
| 20150048577 | COMPRESSED AIR SUPPLY INSTALLATION AND PNEUMATIC SYSTEM - A compressed air supply installation for operating a pneumatic installation, especially an air suspension installation of a vehicle, includes an air supply unit and an air compression unit for supplying a compressed air supply unit with compressed air, a pneumatic connection, especially a bleeding line, comprising a bleeding valve and a bleeding port for bleeding air, and a pneumatic connection, especially a compressed air supply line having an air drier and a compressed air port for supplying the pneumatic installation with compressed air. The air drier has a drier container through which compressed air can flow and which contains a desiccant. The drier container has a wall forming a desiccant-free recess, and at least part of the bleeding valve system is arranged in the recess. | 02-19-2015 |
| 20150061243 | Air shock absorber with smart suspension system with height adjustment without losing comfort and safety - The smart suspension is compilation of air coils (air cylinder and air piston) as well as smart hydraulic shock absorber that in respect their roles are making comfort and improving vehicles balance. Regardless of the vehicle, the height adjustment system being used in smart suspension, adjusts the height and has the ability to drive in any desirable heights without losing a bit of comfort and safety (lowest to the highest elevations). There are two manual and automatic height adjustment systems, automatic system is being activated by disembarking passengers and manual system is set using the electronic key. These changes can range from 1 mm to 20 cm which in both conditions there would be no change in safety or any uncomfortable feeling. | 03-05-2015 |
| 20150076773 | VEHICLE HEIGHT ADJUSTING DEVICE AND VEHICLE HEIGHT ADJUSTING METHOD - A vehicle height adjusting device includes: a changing unit that changes relative positions of a vehicle main body and wheels of a vehicle; and a control unit that adjusts a vehicle height that is a height of the vehicle main body by controlling the changing unit to change the relative positions, in which the changing unit includes an electromagnetic valve that is provided on a circulation path of a fluid and that is adjusted to have an opening amount in accordance with supplied power and changes the relative positions as pressure of the fluid varies in accordance with the opening amount of the electromagnetic valve, and the control unit performs Pulse-Width-Modulation control on voltage applied to the electromagnetic valve so that the opening amount of the electromagnetic valve equals a desired opening amount. | 03-19-2015 |
| 20150102568 | MACHINE SUSPENSION AND HEIGHT ADJUSTMENT - An assembly for supporting a vehicle chassis on a wheel of the vehicle includes a wheel attachment component for attaching the assembly to the wheel, a chassis attachment component for attaching the assembly to the vehicle chassis, and a suspension component. At least one adjustment element is coupled with the chassis attachment component and with a first portion of the suspension component, and is configured to shift the first portion of the suspension element between a plurality of operating positions relative to the chassis attachment component. A single strut bar is rigidly coupled with the wheel attachment component and with a second portion of the suspension component, and is configured to pivot relative to the chassis attachment component. The suspension component is configured to regulate motion transfer between the wheel attachment component and the chassis attachment component. | 04-16-2015 |
| 20150102569 | SYSTEM AND METHOD OF ADJUSTING THE CHASSIS HEIGHT OF A MACHINE - A vehicle includes a chassis, a plurality of ground engaging elements supporting the chassis above a ground surface, a motor for driving at least one of the ground engaging elements to thereby propel the machine along the ground surface, and a chassis height adjustment system for selectively raising and lowering the chassis relative to the ground surface. A track width adjustment system is configured to shift the position of at least one of the ground engaging elements laterally relative to the chassis and a controller is configured to automatically actuate the track width adjustment system when the chassis height adjustment system is actuated to preserve a constant track width as the chassis moves up and down relative to the ground surface. | 04-16-2015 |
| 20150145220 | Reactive Air Suspension System - A system that helps to mitigate the risks associated with roadway debris is provided. The system uses an on-board sensor system to detect obstacles within the vehicle's pathway and an on-board controller and air spring suspension system to automatically increase ride height and road clearance when an obstacle is detected, thereby allowing the vehicle to potentially avoid the detected obstacle. | 05-28-2015 |
| 20150290992 | VEHICLE HEIGHT ADJUSTING DEVICE AND ASSEMBLING METHOD FOR VEHICLE HEIGHT ADJUSTING DEVICE - A vehicle height adjusting device includes an annular movable spring bearing mounted on the outer periphery of an outer tube of a shock absorber, the movable spring bearing being configured to support one side end of a suspension spring for biasing the shock absorber in an extending direction, a driving mechanism configured to drive the movable spring bearing in an axial direction of the shock absorber, an auxiliary spring configured to bias the movable spring bearing toward the suspension spring, and a stopper member mounted on the outer periphery of the outer tube of the shock absorber, the stopper member being configured to restrict a movement of the movable spring bearing toward the suspension spring. | 10-15-2015 |
| 20150321532 | RECUPERATING PASSIVE AND ACTIVE SUSPENSION - An automobile includes an active suspension system and a leveling system. The leveling system receives high pressure fluid from the active suspension system in order to change static vehicle height and compensate for static load changes. | 11-12-2015 |
| 20150352921 | RIDE HEIGHT ADJUSTABLE AGRICULTURAL VEHICLE WITH IMPROVED SUSPENSION - A system and method for providing suspension for a ride height adjustable vehicle. The vehicle has a four-bar linkage assembly coupled between to the frame and wheel of the vehicle. A linear actuator coupled to the four-bar linkage assembly raises and lowers the ride height of the vehicle. An airbag is also coupled to one of the linkages to provide suspension. The airbag and linear actuator are coupled to one another by a pivotable plate. The airbag and linear actuator co-act to provide suspension for the vehicle across all ride heights. | 12-10-2015 |
| 20160007817 | MOBILE APPARATUS, PARTICULARLY AN AUTONOMOUSLY MOBILE FLOOR CLEANING DEVICE | 01-14-2016 |
| 20160009159 | SUSPENSION ACTUATION ASSEMBLIES AS WELL AS SUSPENSION SYSTEMS INCLUDING SAME | 01-14-2016 |
| 20160016448 | VEHICLE AND A SUSPENSION SYSTEM FOR THE VEHICLE - A vehicle and a suspension system for the vehicle are disclosed. The suspension system includes a wheel knuckle and a control arm coupled to the wheel knuckle. The control arm includes a proximal end having a first arm segment and a second arm segment each extending outwardly from the proximal end away from each other to respective first and second distal ends to define a space between the first and second arm segments. The suspension system also includes a biasing device at least partially disposed in the space between the first and second arm segments. The biasing device is coupled to at least one of the first and second distal ends of the first and second arm segments respectively such that actuation of the biasing device provides a first reaction force that counteracts a downward load. | 01-21-2016 |
| 20160114645 | ACTIVE SUSPENSION APPARATUS FOR VEHICLE AND VALVE THEREOF - An active suspension apparatus for a vehicle according to one embodiment of the present invention includes a pump configured to control movement of a fluid, an actuator connected with a coil spring, which is connected with a wheel of the vehicle, and configured to receive the fluid from the pump and to compensate for a displacement of the coil spring, a fluid path configured to connect the pump with the actuator, and a valve configured to control a flow of the fluid in the fluid path, wherein, when the actuator is controlled to receive the fluid from the pump, the valve is configured to prevent the fluid from flowing from the actuator to the pump by a pressure of the fluid accommodated in the actuator. | 04-28-2016 |
| 20160193890 | DEVICE FOR ADJUSTING THE HEIGHT OF A VEHICLE BODY | 07-07-2016 |
