A system and device for welding training. In one example, a welding training system includes a display configured to show welding features related to a training welding operation. The system also includes a training workpiece having a substantially transparent weld joint configured to be placed adjacent to the display during the training welding operation. The system includes a processing device coupled to the display and configured to provide welding data relating to the training welding operation to the display. The system also includes a training torch comprising an optical sensor. The training torch is coupled to the processing device and configured to provide the processing device with data from the optical sensor corresponding to a position of the training torch relative to the training workpiece.

A preloadable side bearing for railroad cars having a mass of hard elastomeric material on a base adapted for attachment to a supporting surface, such as the truck bolster of a railroad car with provision for an initial reduction in the overall height of the bearing in response to preloading forces and to then absorb substantial loading forces with resulting compressive depression of the mass and wherein the mass is formed of a material such as polyurethane.

A method of transmitting a training signal in a Wireless Local Area Network (WLAN) system includes generating one or more first training signals for a first destination station and one or more second training signals for a second destination station by applying a mapping matrix P to a training signal generation sequence, mapping the first training signals and the second training signals to a plurality of antennas according to an antenna mapping matrix, and performing Inverse Fast Fourier Transform (IFFT) on each of the first training signals and the second training signals mapped to the plurality of antennas and transmitting the training signals through the plurality of antennas.

The disclosure provides a method and device for retransmitting data under antenna gain imbalance, and the method includes: determining that gains of multiple antennas at a transmission terminal are imbalanced; using a better spatial sub-channel in the multiple antennas to retransmit data when streams transmitted by the multiple antennas adopt a same Modulation and Coding Scheme; and using a better spatial sub-channel in the multiple antennas to retransmit data and/or using a single-stream approach to retransmit data when the streams transmitted by the multiple antennas adopt different Modulation and Coding Schemes. The disclosure selects a corresponding retransmission approach according to the condition of a spatial sub-channel on which streams have an error, thus improving and ensuring success rate for retransmitting a stream.

Methods, apparatuses, and computer program products for improving memory training results corresponding to a plurality of memory modules are provided. Embodiments include detecting a hardware configuration change upon initiating a boot sequence of a system that includes the plurality of memory modules; generating for a plurality of training iterations, reference training values corresponding to aligning of a data strobe (DQS) signal with a data valid window of data (DQ) lines of the plurality of memory modules; identifying for each training iteration, any outer values within the reference training values generated for that training iteration; eliminating the identified outer values from the reference training values; generating a final reference training value based on an average of the remaining reference training values; and using the final reference training value as the DQ-DQS timing value for the boot sequence of the system.

A method and apparatus for shader data repair utilizing a Redundant Shader Switch (RSS). The RSS consists of an input and output section whereby when a defective shader pipe is detected, the RSS multiplexes shader pipe data destined to the defective shader pipe to a redundant shader pipe array for processing. Once processed, the shader pipe data is multiplexed back to the RSS where the processed shader pipe data is directed to the corresponding output column of the RSS. The RSS contains delay pipes used to re-align and synchronize the repaired shader pipe data with output export data.

Disclosed is a fabric for an airbag including a polyester fiber, and particularly to a polyester fabric for an airbag of which toughness is 3.5 to 6.0 kJ/m3 and tearing strength measured according to the ASTM D 2261 TONGUE method is 18 to 30 kgf, wherein the fabric includes polyester fiber of which toughness is 70 to 95 J/m3, a method of preparing the same, and an airbag for a car including the same.

A paint dispensing nozzle arrangement for dispensing paint into a paint applicator, the paint applicator having a base plate, an interface material to allow the paint to adhere to the base plate, and a removable paint mold, the nozzle arrangement comprising a dispensing nozzle for dispensing paint into the paint mold, and a displacement member, the displacement member arranged relative to the dispensing nozzle such that the nozzle can dispense paint into the paint mold without coming into contact with the interface material.

Provided are a lightweight, compact reinforcing tape capable of improving a tensile strength. A reinforcing tape for reinforcing a tensile strength of a cloth includes weft threads which constitute a weave structure of the reinforcing tape, and warp threads which constitute a weave structure of the reinforcing tape, wherein a part of the warp threads are made of a high-strength fiber.

Fabric strap having at least two different segments. The first segment is wider and less elastic, providing a comfortable contacting area to the skin and the other segment is narrower and more elastic which is aesthetically more pleasing and easier for applying sewing process in the garment production. Preferably, the first segment is a sealed tubular structure and contains internally free-floating yarns, making it exert less stress to the skin and thus more comfortable to the wearer. In addition, the different segments of the strap are made in a single integral weaving process and thus is conducive to industry automation.

An anti-“Methicillin-Resistant Staphylococcus Aureus (MRSA)” chitosan containing antibacterial High Wet Modulus (HWM) rayon fiber textile for medical usage is made of the steps as following: chitin flakes made from natural shrimp or crab shells are deacetylated to generate chitosan with a high deacetylation degree of 90% or more. Next chitosan is dissolved in acetic acid and regenerated by caustic soda to form a chitosan antibacterial nanoparticles slurry, then added to HWM viscose rayon process, and spinning to produce a chitosan containing antibacterial HWM rayon fiber. The antibacterial amino groups of chitosan and the hydroxyl groups of rayon cellulose combine together via hydrogen bonding. Therefore, the fiber becomes the anti-MRSA antibacterial HWM rayon fiber containing amino groups (—NH3+). Finally the resulting HWM rayon fiber is conducted via a yarn spinning or/and weaving process to procure a medical textile with chitosan content.

An airbag fabric, airbag and method for making the airbag fabric, the fabric consisting of warp and weft yarns of synthetic fiber yarn, characterized by satisfying the following requirements: (1) the total fineness of the synthetic fiber yarn is 100 to 700 dtex;(2) Nf/Nw≧1.10 wherein, Nw represents the weaving density of warp yarns (yarns/2.54 cm) andNf represents the weaving density of weft yarns (yarns/2.54 cm);(3) EC1≧400N and EC2≧400N wherein, EC1 represents the edgecomb resistance (N) in the machine direction, as determined according to ASTM D6479-02, andEC2 represents the edgecomb resistance (N) in the crosswise direction as determined according to ASTM D6479-02;(4) 0.85≦EC2/EC1≦1.15; and(5) the air permeability, as determined according to the Frajour type method specified in JIS L1096 at a test pressure difference of 19.6 kPa, is 1.0 L/cm2·min or less.

A battery includes a first terminal, a second terminal, a first battery module, a second battery module, and a third batter module. The first battery module and the second battery module includes a first pole, a second pole, a plurality of battery cells, a charge and disconnect device, a disconnect device, and a bridging device. The third battery module includes a first pole, a second pole, a plurality of battery cells, a first disconnect device, a second disconnect device, and a bridging device. The first and second poles of the first battery module are connected in series with the first terminal and the first pole of the third battery module. The first and second poles of the second battery module are connected in series with the second terminal and the second pole of the third batter module.

A method includes steps of dividing resistance R into a physical and chemical resistances Ro and Rp, obtaining corrected open-circuit voltages Vo corresponding to setting currents Ia to Ix, acquiring predicted reaching voltages Va to Vx corresponding to the setting currents Ia to Ix, and creating a current-voltage curve. The corrected open-circuit voltages Vo are obtained to predict available maximum currents I—target in a particular time t2. The predicted reaching voltages Va to Vx are acquired based on corrected physical and chemical resistances Ro and Rp, and the corrected open-circuit voltages Vo. The current-voltage curve is creased based on the setting currents Ia to Ix and the predicted reaching voltages Va to Vx to acquire upper and lower limit voltages Vmax and Vmin, and upper and lower limit currents Imax and Imin at a temperature whereby assigning these limit currents to available maximum currents I—target in charging and discharging operations, respectively.

A generator includes a permanent magnet generator, an exciter and a main generator mounted for rotation on a shaft. The main generator is configured to produce a voltage output. A generator control unit includes a circuit configured to provide current from the permanent magnet generator to the exciter. A switch is provided in the circuit and is configured to change between open and closed conditions. The switch is configured to flow current in the circuit in the closed condition and interrupt current flow in the open condition. An overvoltage limit controller is programmed to determine an amount of overvoltage of the output voltage exceeding a desired voltage. Either a fixed reference threshold is used or a reference threshold voltage is calculated based upon the duration in over voltage condition, and the switch is modulated between the open and closed conditions according to error between the actual output voltage and the reference threshold voltage to limit the output voltage to the desired reference threshold voltage.

A generator system includes a generator having a stationary portion and a rotating portion. An exciter field winding and a main armature winding are disposed on the stationary portion. An exciter armature winding and a main field winding are disposed on the rotating portion. A frequency demodulator is configured to extract a frequency modulated control signal from the exciter armature winding and to demodulate the frequency modulated control signal to generate a demodulated control signal. The generator includes a main field rotating power converter to selectively control current in the main field winding in response to the demodulated command signal. The generator system includes a generator control unit in electrical communication with the generator to monitor the output voltage at the main armature winding and to output an exciter current including the frequency modulated control signal to the exciter field winding based on the output voltage.

An arrangement of a rail for suspended conveyors or suspended cranes and a slip contact holder mounted thereon, wherein the rail comprises a profile body and a profile head connected thereto and disposed above the profile body, wherein the profile body is C-shaped in cross section, forms a hollow space for chassis, and has a slit open to the bottom, and the profile head comprises upper, substantially horizontal profile walls and the slip contact holder is disposed within the hollow space and attached to the upper profile walls. A plurality of punchouts are disposed in the upper profile walls, disposed in at least one row and at regular, repeated distances as seen in the longitudinal direction of the rail, and barb-like catch pawls are disposed on the slip contact bolder and engage with the punchouts in order to attach thereto.

The upper lateral collection structure (8) is mounted on a land vehicle (1), notably an urban public transport vehicle, and cooperates, for the purpose of overhead electrical power supply to the vehicle, with fixed contact slippers (16) located along its route. This structure comprises: a conducting track (14) arranged longitudinally (NEW) the upper lateral part of the vehicle and comprising a contact region (15) for the contact slipper; an electrical connection connecting the conducting track to the electrical circuit of the vehicle; an insulating support (24) on which the conducting track is mounted; a means of mechanical connection of the collecting structure to the vehicle; and a damping device which damps out the shocks resulting from the contact slipper and ensures satisfactory contact between the conducting track and the contact slipper. This invention is of benefit to the manufacturers of electrically powered public transport vehicles.

An arrangement for operating a rail vehicle includes a DC voltage intermediate circuit which is connected to an energy supply network, at least one traction inverter which is connected at its DC voltage side to the DC voltage intermediate circuit and at its AC voltage side which is connected one or more traction motors of the rail vehicle. An auxiliary system inverter is connected at its DC voltage side to the DC voltage intermediate circuit and is connected at its AC voltage side to a primary side of an auxiliary system transformer. Auxiliary systems are connected to a secondary side of the auxiliary system transformer via an auxiliary line. Electrical energy generated by an electrical energy supply unit is transferred via the auxiliary line, the auxiliary system transformer and the auxiliary system inverter into the DC voltage intermediate circuit for operation of the at least one traction motor.

A water delivery system is provided, comprising at least one faucet device with a cold water faucet part and a hot water faucet part, a cold water line to the at least one faucet device, a tankless heater device for heating water, a hot water line having a first portion running from an outlet of the tankless heater device to the at least one faucet device and having a second portion running from the at least one faucet device to an inlet of the tankless heater device, and a circulatory pump arranged in the second portion of the hot water line, wherein the circulatory pump has a prefixed first performance level and a prefixed second performance level, wherein the first performance level causes a finite water flow in the hot water line which is below an operation threshold value of the tankless heater device.

A controlled shock animal training device is shown which includes a mounting collar for mounting the device about a portion of the animal's body. The strap has a pair of electrical contacts which are spaced apart on the mounting strap. An electrical circuit, carried on the mounting strap, connects the pair of spaced electrical contacts and provides a controlled voltage output through the contacts upon triggering of an electrical switch within the circuit. A foldable flap formed in the collar interrupts the electrical circuit during installation of the collar. The shock provided is of limited duration and controlled intensity and requires that the electrical switch be opened and then reclosed to repeat the shocking operation.

The lunge whip for training horses is light in weight, balanced and long. It includes a main body having a number of telescoping tapering hollow tubular sections movable between a collapsed storage position and an extended operative position. The front section or sections are flexible and resilient to aid the whipping action of the whip. A long cord lash of synthetic braided non-tangling fiber such as polyester or polyamide fiber is attached by a swivel to the front end of the main body and bears a popper cord at its front end. The popper cord is preferably of sisal twine and has a front end bearing a popper tassel for audibly signaling a horse during training. The whip main body bears a pair of spaced hooks for use as cord lash winders when the whip is collapsed. The cord lash may be connected to a loop in a wire wrapped around the front end of the main body and covered with a heat shrunk sleeve. Alternatively, the front end of the main body can be embedded in a cavity in the cord lash and the assembly covered by the heat shrunk sleeve. The whip is simple, efficient, easy to handle and inexpensive.

A training device to create an attention getting sound by striking a surface with the device, the material from which the device is formed producing a relatively loud sound but without painful impact irrespective of the striking vigor.

A whip with a braided handle and method of fabrication which includes a generally cylindrical handle portion. The handle portion has an inboard end and an outboard end and is fabricated of a braided rope construction which comprises a plurality of single yarns twisted together to form a plurality of piled yarns which are then braided, with a helical angle of the twist of the single yarns within their respective plied yarn being equal and opposite to the helical angle of the plied yarns in the braid. Also included is an inboard first thread which is wrapped circumferentially about the handle end from adjacent the inboard end and extends outboardly. An outboard second thread is wrapped circumferentially around the handle portion to provide a handle. A whipping portion extends outboardly of the outboard end of the handle portion and is fabricated of extensions of the braided strands from the handle portion but in an unbraided braid form.

Disclosed is a container system that is adapted to be accessed by horse mounted users. The container system finds particular application in storing equestrian implements, such as riding crops. The container is mounted at an elevated height upon a fence and additionally includes rounded forward faces. Thus, the container is easy to access by riders and presents less of a danger to the horse and its rider. Furthermore, the container is advantageously formed from a weather resistant plastic material.

An electrical shocking device is used for realistic defence training against edge weapons such as a knife. The device includes a handle and blade body shaped to resemble a knife. Spaced apart contacts along the edge of the blade body are selectively coupled to a voltage source for delivering an electrical shock through the contacts when contacted. The voltage source delivers a non-incapacitating electrical shock to produce a fear response in the person being trained without injuring or incapacitating the person. The voltage applied can be incrementally increased as training progresses.

An ergonomically designed timing module is integrated with an equine training whip, normally carried by the equestrian, especially for those needing to improve riding skills in point-to-point timed events such as cross country, stadium jumping, racing, barrel racing. This combination provides for safe operation and convenient viewing while in the saddle.

Present invention discloses a dispenser having means to dispense desired number of pills from a bulk supply of pills contained in the dispenser. The dispenser comprises of storage compartment having bulk supply of pills and having a discharge port emptying into counting compartment. The counting compartment contains first and second conveyors moving at first and second speed; wherein the second speed is greater than the first speed thereby enabling pill separation; the second conveyor discharges pills into dispensing compartment. Sensors are strategically placed along the conveyors to count pills discharged into dispensing compartment. A pill recovery system and apparatus is disposed inside the dispenser having means to recover pills remaining on first and second conveyors upon completion of a dispensation cycle and there after deposit recovered pills back into the storage compartment for use in future dispensation cycles.

Disc dispensing device for dispensing discs impregnated with antibiotics onto a culture dish. The device comprises a stationary support on which a magazine is removably mounted. The magazine holds a plurality of tubular containers each containing a stack of discs to be dispensed. A moving means moves one disc from a bottom end of a tubular container to a pick-up position. From the pick-up position a transfer means picks up said one disc and transfers it to the culture dish where it is dispensed. The removable culture dish is supported by a moveable carriage which is mounted on the stationary support. The carriage is moveable relative to the magazine from a starting position to an operating position and vice versa. Control means control the operation of the device. The plurality of tubular containers is rotatable around a magazine center under control of the control means.

A container adapted for dispensing a product is provided. The container includes an outer casing body for receiving a dispensing tray. The dispensing tray has an internal storage compartment for storage of a plurality of units of a product to be dispensed, and includes a cover plate defining at least one dispensing aperture through which a stored unit of product is accessible when the outer casing body is in a dispensing position. The container includes a locking mechanism that releasably locks the outer casing body in the closed and locked position.

The invention is an apparatus for pre-plating railway ties, including switch ties of varying lengths. An infeed deck and singulator feeds individual ties, each provided with identifying indicia, to a pre-scanner. Using the scanned indicia, a control system accesses stored data to determine a preliminary drill pattern. A scanning and drilling station positions, secures and scans the tie. The scan results are combined with the stored data to produce a corrected optimal drill pattern, which is used to drill the tie. The drilled tie moves to a plate and screw loading station, where the proper plates and fasteners are attached. A fourth station inspects the assembled tie. If it is properly assembled, the screw spikes are tightened and the plated tie moves to an outfeed deck, where it is marked for identification and removed for storage and shipping.

A chain saw hazard warning light and method for using same. A pair of oppositely-directed light sources emit light beams throughout a chain shot hazard warning zone through rectilinear, slotted openings at opposite ends of a housing. The light beams turn on, if and only if, the cutting chain is rotating about the chain guide bar; alternatively, initiation of rotation of the cutting chain is delayed to permit the light beams to turn on some time prior thereto. The zone is defined by first and second pairs of planes that diverge in opposite directions from the chain guide bar, said planes being disposed at equal, acute angles (most preferably 15°) to, and on opposite sides of, a plane that includes the chain guide bar.

The present invention relates to a straight edge device for use in conjunction with power tools such as radial saws, or table saws. The present invention is used for cutting an uneven edge of a board. The straight edge device includes a one piece board having a protuberance projecting from its lower surface that engages a groove of the table saw. The board is placed on the upper surface of the one piece board with the uneven edge hanging over the edges of the one piece board. As the straight edge device is pushed or pulled through the groove of the table saw, the cutting blade straights the uneven edge of the board.

Wood particles having fibers aligned in a grain, wherein: the wood particles are characterized by a length dimension (L) aligned substantially parallel to the grain, a width dimension (W) normal to L and aligned cross grain, and a height dimension (H) normal to W and L; the L×H dimensions define two side surfaces characterized by substantially intact longitudinally arrayed fibers; the W×H dimensions define two cross-grain end surfaces characterized individually as aligned either normal to the grain or oblique to the grain; the L×W dimensions define two substantially parallel top and bottom surfaces; and, a majority of the W×H surfaces in the mixture of wood particles have end checking.

A board straightening tool able to provide the force to straighten bent boards by simultaneously maintaining a grasping connection to both the joist being used to support the straightening device and the board being fastened to that joist, and maintaining a clearance between the straightening tool and board for the use of an Install the fastening device on the same joist that the tool is using for support is required to obtain the straightest installed boards possible and to maintain the maximum straightness of the deck board after the straightening device is released. The grasping pins are constructed either from a knurled metal for more grasp power or have a smooth surface providing for a reduction of marring of the joist. The tool also provides the force required to maintain consistently spaced gaps between the boards for a more desirable appearance.

A coiled roll container including a base having opposed one and other sides and an outlet slot through which an edge of the coil roll extends. A pair of elastic cords each having opposed one and other ends is provided with the one end fixed at one side of the base and the other end releasably attached to the other side of the base. The elastic cords are for looping over the coiled roll to secure the coiled roll in place. The container also includes a cord locking mechanism at the other side of the base for receiving and securing the elastic cords about the coil roll.

A system for controlling air flow within an agricultural product metering system is provided. One system for distributing an agricultural product includes an air conveyance system having a blower configured to provide an air stream for moving metered product toward a distribution device. The air conveyance system is mounted on an air cart. The system also includes control circuitry mounted on an agricultural vehicle, and configured to adjust a speed of the blower based at least partially on a product flow rate from the air cart.

Colloidal formulation for staining proteins and methods of their use are provided.

The present invention provides a method for fabricating a working electrode. The method comprises the following steps: providing a photoelectrode, which comprises a conductive substrate with a semiconductor material; providing a dye solution, which comprises a dye dissolved in a solvent; and applying a voltage for conducting an electrophoresis to adsorb said dye onto a surface of said semiconductor material. The method of present invention makes the dye adsorbed fast to a surface of a semiconductor material by electrophoresis, and therefore, significantly reduces the time for fabricating a dye-sensitized solar cell.

A metal material is provided with a bismuth coating which enables the subsequent coating to be accomplished at a high throwing power, and has excellent corrosion resistance, coating adhesion and is able to be produced with reduced damage to the environment. The metal material has a surface and a bismuth-containing layer deposited on at least a part of the surface of the metal material, wherein the percentage of bismuth atoms in the number of atoms in the surface layer of the metal material with a bismuth coating is at least 10%.

An implement is disclosed for smoothing grounds that include at least a compact base having a top surface and a lesser compact footing on top of the base. The implement includes a frame having a front portion, a central portion, a rear portion, and a width. Wheels are mounted for rotation directly to the frame, and tools are carried by the frame for engagement with the ground. The tools include a specially shaped cleaving blade connected to the rear portion of the frame by a tool support, which securely connects the cleaving blade at predetermined heights. The blade has a front shaving edge and a rear compressing edge. The blade extends straight across the width of the frame so as to maximize the drag displaced on the frame during use of the blade. Arrangement of the wheels directly on the frame provides optimal stabilization of the frame during operation of the blade.

A tongue pulled spreader and grader system having a pair of spaced apart sidewalls and cross beams to define a frame portion, a plurality of moveable or fixed blades extending between the sidewalls, each blade positionable along the length of each sidewall and fixed in position at a predetermined angle; a tongue for mounting the frame to the rear of a vehicle; a pair of wheels positioned on an axle on either side of the sidewalls; means for manually or hydraulically extending the wheels to a down position to make contact with a surface in order to transport the spreader and grader and for retracting the wheels to an up position so that the spreader and grader can undertake the grading process. The spreader and grader can attach to and be operated by ATVs, SUVs, light trucks, lawn tractors, sub compact tractors, side by side ATVs and fork trucks.

Group III nitride based light emitting devices and methods of fabricating Group III nitride based light emitting devices are provided. The emitting devices include an n-type Group III nitride layer, a Group III nitride based active region on the n-type Group III nitride layer and comprising at least one quantum well structure, a Group III nitride layer including indium on the active region, a p-type Group III nitride layer including aluminum on the Group III nitride layer including indium, a first contact on the n-type Group III nitride layer and a second contact on the p-type Group III nitride layer. The Group III nitride layer including indium may also include aluminum.

A non-linear element (e.g., a diode) with small reverse saturation current is provided. A non-linear element includes a first electrode provided over a substrate, an oxide semiconductor film provided on and in contact with the first electrode, a second electrode provided on and in contact with the oxide semiconductor film, a gate insulating film covering the first electrode, the oxide semiconductor film, and the second electrode, and a third electrode provided in contact with the gate insulating film and adjacent to a side surface of the oxide semiconductor film with the gate insulating film interposed therebetween or a third electrode provided in contact with the gate insulating film and surrounding the second electrode. The third electrode is connected to the first electrode or the second electrode.

Some embodiments include transistors having a channel region under a gate, having a source/drain region laterally spaced from the channel region by an active region, and having one or more dielectric features extending through the active region in a configuration which precludes any straight-line lateral conductive path from the channel region to the source/drain region. The dielectric features may be spaced-apart islands in some configurations. The dielectric features may be multi-branched interlocking structures in some configurations.

Provided is a novel coated phosphor capable of effectively suppressing the adverse effects of hydrogen sulfide gas generated by the reaction between a sulfur-containing phosphor and moisture in the air. Provided is a sulfur-containing phosphor having a configuration in which ZnO compound containing Zn and O is present on the surface of a sulfur-containing phosphor having a host material which includes sulfur.

A seat cushion airbag apparatus is applied to a vehicle seat including a seat unit having a seat cushion supported, from a lower side thereof, by a supporting portion of a seat frame, and an air blowing duct having a blow-out port below the seat cushion, wherein a conditioning air flowing through the air blowing duct is blown out upward from the blow-out port. An inflator is disposed at a location, which is spaced from the blow-out port in a front and rear direction of a vehicle, and an airbag is inflated between the supporting portion and the seat cushion by an inflation gas supplied from the inflator so that a seat face of the seat unit is raised to prevent a subject to be restrained on the seat unit from being moved forward.

A deployment guiding cloth is wound from an outside in the vehicle width direction, on an outer peripheral portion of a folded side airbag. This deployment guiding cloth extends toward a vehicle front side and is interposed between the side airbag that is partially deployed and a vehicle cabin side portion (a center pillar garnish and a door trim) before the side airbag is fully deployed.

A four-wheel independent suspension system for an electric wheelchair includes a chassis, two front wheels each fixed to a front rod respectively, and two rear wheels each fixed to a rear rod respectively. The chassis includes a rail extending in a width direction of the chassis, each of the front and rear rods has one end connected to a square first connecting sleeve, in the first connecting sleeve is disposed a first shock absorber which includes a rectangular outer pipe, and a rectangular inner pipe disposed in and rotated degrees with respect to the outer pipe, the edges of the inner pipe are abutted against the inner surface of the outer pipe, between each of the edges of the inner pipe and the inner space of the outer pipe is disposed an elastic rubber, the inner pipe of each of the first shock absorbers is sleeved on the rail.

A reconfigurable fixed position suspension and support structure attached to the trailer body using a locking device consisting of pins, bolts and/or other fastening devices. The support structure has a removable locking device that when attached to the support structure locks the support structure and suspension into a fixed position relative to the trailer body. When the trailer is not in operation, the locking device can be removed allowing the suspension group to be reconfigured, and each suspension to be repositioned relative to the trailer body. The removable locking device is then reattached to the suspension support structure locking the support structure and suspension into a new fixed position relative to the trailer body.