79 results about "Truck-tractor" patented technology

A lightweight cab / sleeper for a transport truck tractor is made of composite assembly panels and extrusion framing. A lightweight sleeper may be attached to a cab designed for that purpose by adhering the perimeter of a forward opening of the lightweight sleeper to the perimeter of a corresponding rear opening of the cab to form a single unified cab sleeper assembly.

A power distribution unit useful in a truck tractor to apply electrical power to a selected one or more of a plurality of signal terminals of a tractor-mounted connector in a tractor-to-trailer electrical connection. The power distribution unit comprises a power bus adapted for connection to a power source, an output terminal corresponding to each signal terminal of the connector, a switch connected between each output terminal and the power bus, and an actuator associated with each switch and operable upon receipt of a respective control signal to operate the associated switch.

The invention discloses an embedded operating system control method used for a wharf tractor, which can create a plurality of sub-tasks based on the platform software layer of the embedded operating system, such as motor power supply sub-task, battery monitor sub-task, driving motor sub-task, tractor head input sub-task and other members. So the operation mode of current tractor system can be set according to the received input information of the driver and the reporting information to a higher body of the sub-tasks. The embedded operating system control method of wharf tractor has the advantages that: under the circumstances of ensuring the normal operation of the tractor, the battery and the motor are monitored timely to make the motor at the best fuel consumption state and prolong the service life of the power battery to the utmost; the fuel consumption is significantly decreased; the waste gas emission is reduced; and the economical efficiency of the fuel is increased.

The present invention discloses a tracking device and a tracking method of a shipping container truck. A tracker and an identifier are installed respectively on a truck tractor and a shipping container. After the truck tractor has been connected with the shipping container, information will be connected between the tracker and the identifier, and information related to the truck tractor and the shipping container will be further transmitted to a monitoring center through a GPS module inside the tracker, allowing the monitoring center to effectively monitor in real time the truck tractor and the shipping container.

The invention discloses a system for matching a drop and pull transport truck tractor and a trailer based on a WSN. The system for matching the drop and pull transport truck tractor and the trailer comprises a trailer wireless sensor system, a logistics company management system and a truck-tractor-mounted system. A method for matching the drop and pull transport truck tractor and the trailer based on the WSN comprises the steps that the truck tractor arrives at an assembly place of the trailer, a driver starts a matching scheme request button, and a request and the position where the truck tractor is located are sent to the logistics company management system; after a wireless receiving and sending device B of the logistics company management system receives the matching scheme request, a wireless sensor control node is started, a wireless sensor signal in the area is searched for, information of the corresponding trailer is obtained, and matching between the truck tractor and the trailer is achieved. By the adoption of the system and method for matching the drop and pull transport truck tractor and the trailer based on the WSN, uniform management of the trailers belonging to a logistic company is achieved by the logistics company, and matching between the trailers and the truck tractors belonging to the logistics company is facilitated; in the process of matching, extra determination of the direction of goods flow can be conducted, and a wrong direction of the goods flow is avoided.

A tractor trailer battery system having a battery compartment containing one or more battery units which house one or more battery cells, electrical leads from the battery units to a trailer mounted controller in electrical communication with a cab mounted controller which is in electrical communication an electric motor or hybrid engine system. The battery system allows for either the trailer mounted controller or the cab mounted controller to provide principal communication to the electric motor or hybrid engine system.

A storage compartment for truck tractor lines closed, when installed, on all sides except for that portion of a shelf necessary to admit and hold the glad hands and power plug. An optional lower cover can close the entire container when no glad hand or power plug is present. Access is through a rear door which can preferably be placed and remain in either an open or a closed position. Optionally, at least one projection is attached to the front of the container to hold extra rubber grommets for the glad hand; and at least one spring is similarly attached for releasably retaining a flashlight, pressure gauge, or other items of use to a truck driver, such as an air line repair kit.

A tractor-trailer wind fairing panel assembly includes two side and one top fairing panels that mount to a truck tractor and aerodynamically bridge the air gap to any fifth-wheel utility trailer being pulled by the tractor. Such fairing panels are hinged on their leading edges so their distal trailing edges can swing a bit to accommodate twisting and turning of the utility trailer during use. The hinges all mount to a cab adapter collar that helps fit the whole to the contoured surfaces of the rear of a typical truck tractor cab. The distal ends of the trailing edges are fitted with inward directed wind seals. Rows of ball bearing pucks are arranged in the crowns of the inward directed wind seals to reduce friction and wear as the fairing panels swing to accommodate the twisting and turning of the utility trailer.

This invention relates to a pneumatic closed-looped antilock pressure device in a pneumatic brake system for a truck tractors, semi-trailer and buses, and a differential pressure regulator for pneumatic brake system as it pertains to pneumatic brake systems for semi-trailers, buses, trucks, and trucks / semi-trailers, singular and in multiple combinations in automotive air brake installations; and more particularly to a pressure modulating device that employs a diaphragm, piston and elastomeric member with pneumatic antilock brake system functions, a means for modulating pneumatic signals, a means for oscillating pneumatic signals and a means relieve pressure internally, therewith sensing pneumatic shock wave signals, and dampening shock waves, and automatically adjusting brake actuation forces and the degree of angular rotation of the wheels in a closed-looped system without venting pressure to the atmosphere.

A transport container configured for use with a dump truck tractor trailer. The container comprises: a) a pivotable lid configured to cover and expose an open top of the container, the open top allowing addition of contents to the container; b) a pivotable end gate configured to cover and expose an open back end of the container, the open back end allowing dumping of contents of the container; and c) at least one baffle inside the container, the baffle pivotably connected to opposing sidewalls of the container and forming a substantially vertical barrier preventing substantial movement of contents of the container past the baffle during dumping and transport when locked in a substantially vertical position by an operator-controlled retention mechanism operatively connected between the baffle and at least one of the opposing sidewalls of the container.

A transport device for hauling a load having a front axle with a pair of wheels and a rear axle with a pair of wheels. Four vertical hydraulic cylinders are provided, each cylinder having a bottom end supported on one of the axles adjacent a wheel, respectively. A pair of yokes is provided. Each yoke has one end supported by the ram extending from the top of one cylinder mounted on the front axle and the other end supported by the ram extending from the top end of a cylinder on the rear axle so that the yokes are parallel to one another and extend form front to rear of the device. A container containing the load is suspended from the pair of yokes. In one version, the device is coupled for transport to a truck. In another version, an engine is mounted on a cantilever frame extending from the rear of the truck controlled by operators in a cab mounted on the front end of the device. In another version, the device has a tongue extending from the front axle and attachable to a truck tractor.

A second class lever device provides additional mechanical advantage to pull the release handle in the fifth wheel hitch of a truck tractor and semi trailer combination. Such release handles can bind and become difficult to release due to misalignment between tractor and trailer, corrosion or lack of lubrication, etc. The present release lever includes an elongate fulcrum bar to bridge the gap between the tractor tires and the overlying side of the trailer, with a lever arm extending therefrom. A tension member extends from the lever arm, between the handle end and fulcrum end thereof. The lever arm telescopes for storage, with the fulcrum bar pivoting and sliding in its lever arm attachment to further facilitate compact storage. The tension member preferably comprises a chain, with a release handle engaging hook adjustably installed on the chain to adjust the effective length thereof as required.

The invention discloses a truck tractor and trailer docking aid comprising a single-chip microcomputer (3) disposed in a tractor (1). A display screen (9) and operating keys (10) are arranged in a cab of the tractor (1) and connected outside the single-chip microcomputer (3). The tail of the tractor (1) is provided with a camera connected with the single-chip microcomputer (3); the camera is used for filming the road behind the tractor (1) and a connecting part of the tractor (1). Microwave radar ranging sensors connected with the single-chip microcomputer (3) are arranged at two ends of the tail of the tractor (1) respectively. An audio chip (11) is connected outside the single-chip microcomputer (3), and a speaker (12) is connected outside the audio chip (11). The road behind the tractor (1) and the connecting part are filmed at the same time and displayed through the display screen (9), so that blind spots for backing up and docking are eliminated for drivers. The single-chip microcomputer (3) measures and calculates a distance between the tractor (1) and a trailer (2) and an alignment angle according to distance information fed back by the microwave radar ranging sensors, a reference backing-up path is displayed to a driver to guide for backing up, and the tractor (1) and the trailer (2) are docked conveniently and quickly.

A wireless tire pressure monitoring system includes a monitoring main unit installed in the truck-tractor of a towing vehicle, a receiving antenna electrically connected to the monitoring main unit, and a register set in a location within the wireless communication transmission range of the receiving antenna and stored with an ID code and location code of each sensor at each wheel of the platform of the towing vehicle. When the register receives a triggering signal containing an identification code of the monitoring main unit, the register compares and matches the identification code and the location code of every wheel of the platform with the identification code of the monitoring main unit and then sends matched data in the form of a wireless packet to the receiving antenna for enabling the monitoring main unit to recognize the installation location of every wheel of the platform of the towing vehicle.

A structural joint in a truck tractor frame includes a first frame member having an interface plate permanently mounted thereon, the interface plate having an interface surface contoured with a plurality of protrusions and depressions, which may be grooves and ridges. A second frame member has an interface surface contoured with a plurality of protrusions and depressions complementary to the plurality of protrusions and depressions of the interface surface of the interface plate. The second frame member is mounted to the first frame member with the interface surfaces in contact, with a plurality of releasable fasteners fastening the second frame member to the interface plate, wherein, the contoured interface surfaces interengage to resist linear and torsional shear forces.

The invention discloses a construction method and a construction apparatus for a municipal road asphalt concrete pavement. The construction apparatus mainly comprises a truck tractor and a laying device connected with the truck tractor, the truck tractor comprises a traction chassis and a cab mounted on the traction chassis, the laying device comprises a front frame, a stirring mechanism, a flattening mechanism and a connecting mechanism, the connecting mechanism is mounted between the front frame and the traction chassis, the stirring mechanism is mounted on at the front side of the upper surface of the front frame, the middle part of the front frame is provided with a material leakage opening, the discharge channel of a stirring tank is located above the material leakage opening, at least two filling mechanisms are mounted in the material leakage opening, and the flattening mechanism is mounted at the rear side of the front frame. The method makes laying construction immediately carried out after onsite stirring of asphalt, so small heat loss of the asphalt is ensured, and the pavement quality after the completion of the construction is ensured.

A transport device for hauling a load having a front axle with a pair of wheels and a rear axle with a pair of wheels. Four vertical hydraulic cylinders are provided, each cylinder having a bottom end supported on one of the axles adjacent a wheel, respectively. A pair of yokes are provided. Each yoke has one end supported by the ram extending from the top of one cylinder mounted on the front axle and the other end supported by the ram extending from the top end of a cylinder on the rear axle so that the yokes are parallel to one another and extend from front to rear of the device. A container containing the load is suspended from the pair of yokes. In one version, the device is coupled for transport to a truck. In another version, an engine is mounted on a cantilever frame extending from the rear of the truck controlled by operators in a cab mounted on the front end of the device. In another version, the device has a tongue extending from the front axle and attachable to a truck tractor.

The fifth wheel release tool is a device for applying the required force for releasing the latch mechanism of the fifth wheel hitch securing a semi-trailer to a truck tractor. The release tool has a hook which is removably secured to the hitch release handle, a non-resilient line extending from the hook, a treadle or stirrup secured to the opposite end of the line from the hook, and a saddle which is removably secured to a relatively fixed structure and over or through which the flexible line runs. This assembly transfers the tensile force applied to the release handle from the horizontal to the vertical as the flexible line passes over the saddle component. A person using the present release tool need only apply one's weight to the treadle or stirrup, in order to apply sufficient force to release even a relatively sticky hitch release.

This invention concerns a system and equipment for supplying high pressure gas using special hydraulic oil which comprises a mobile hydraulic pressurization unit also known as an “HPU”, mounted on a truck which is connected to a semi-trailer comprising pressurized gas cylinders, where a pump, which activates a mobile hydraulic pressurization unit is coupled by a coupling device to the engine of the truck itself, and with pressurized gas cylinders with open upper and lower ends, comprising a single valve positioned at the upper end of the cylinders, which send the pressurized gas to a client, a single valve positioned at the lower end of the cylinders which both send hydraulic oil to the cylinders from an oil reservoir, and return the hydraulic oil to a hydraulic oil reservoir from the cylinders.

A portable electronic wireless lock for ensuring the safety of goods, including humanly consumable goods. The lock is controlled by a smartphone, which also acts as a communications hub between the lock and a truckload owner or supervisor. According to the present invention, a truck driver uses a smartphone to interface between a trailer payload supervisor and the payload lock itself, to ensure the safety of the transported goods and comply with regulations such as the Food Safety Modernization Act (“FSMA”). An electronic lock may, according to the present invention, interface electronically to a smartphone, so that while in motion, the smartphone ensures that the lock remains locked and controls its operation. Alternatively, such an electronic lock may be designed to permit only a limited number of locking cycles initiated by a truck driver until a loading supervisor intercedes in compliance with FSMA.

A modular cab / sleeper / roof structural assembly for a truck-tractor vehicle according to the present invention provides greater manufacturing flexibility and unrestricted access between a cab / sleeper unit. The structural assembly includes a top-free cab unit having a front wall, opposing side walls, and a bottom portion. A top-free sleeper unit positioned behind the cab unit has a rear wall, opposing side walls, and a bottom portion. Fasteners couple the cab unit and the sleeper unit such that an upwardly opened carriage assembly is formed. A unitary roof member fixedly encloses the opened carriage assembly and forms an integral modular unit. The unitary roof member has a front portion connected to the front wall of the cab unit, a rear portion connected to the rear wall of the sleeper unit, and opposing side portions connected to the opposing side walls of the cab and sleeper units. The cab unit, sleeper unit and roof member are not independent structures; however, when they are assembled, the units constitute a durable cab / sleeper unit.

A regenerative drive system for heavy duty vehicles such as truck tractors having a conventional internal combustion engine and transmission includes a regenerative hydraulic motor and a transfer case. The transfer case has a chain drive coupling the output of the hydraulic motor to the input of a planetary gear speed reduction assembly. The output of the planetary gear assembly is provided to a modulating friction clutch pack which selectively couples the output of the planetary gear assembly to the transmission output and drives the differential and rear vehicle wheels.

A truck tractor and removable body unit system selectively configurable as a tractor and freight box or an articulated truck-trailer combination includes a truck tractor having a frame supporting a drive axle and a steer axle with a fifth wheel mounted on the frame, and a body unit having a body mounted on a frame, the frame supported by a wheeled axle and having a king pin for releasably engaging the fifth wheel on the truck tractor. The body unit includes a coupling mechanism for releasably coupling the truck tractor frame to constrain lateral movement between the truck tractor and the body unit while allowing relative vertical pivoting movement between the truck tractor and body unit about the king pin and fifth wheel. An adjustable spring mounted to one of the truck tractor and body unit to act between the truck tractor frame and the body unit frame to adjust a loading between the truck tractor frame and body unit.

A tractor-trailer wind fairing panel assembly includes two side and one top fairing panels that mount to a truck tractor and aerodynamically bridge the air gap to any fifth-wheel utility trailer being pulled by the tractor. Such fairing panels are hinged on their leading edges so their distal trailing edges can swing a bit to accommodate twisting and turning of the utility trailer during use. The hinges all mount to a cab adapter collar that helps fit the whole to the contoured surfaces of the rear of a typical truck tractor cab. The distal ends of the trailing edges are fitted with inward directed wind seals. Rows of ball bearing pucks are arranged in the crowns of the inward directed wind seals to reduce friction and wear as the fairing panels swing to accommodate the twisting and turning of the utility trailer.

A rocking trailer kingpin assembly for a grain trailer constructed of aluminum or light weight steel includes an upper subframe mounted to the trailer body with a pivotable lower subframe hinged to the upper subframe. The lower subframe includes a skid plate from which a kingpin extends such that the kingpin can be received in the filth wheel coupling, of a truck tractor.

A signal transmission device is used for connection between a first electrical connector at a truck-tractor of a towing vehicle and a second electrical connector at a trailer of the towing vehicle. The signal transmission device includes first and second magnetic holders, third and fourth electrical connectors mounted to the first and second magnetic holders respectively, a stretchable coil tube, and a cable. The first magnetic holder is adapted to be attached to the truck-tractor and the second magnetic holder is adapted to be attached to the trailer. The third electrical connector is adapted for connecting the first electrical connector at the truck-tractor and the fourth electrical connector is adapted for connecting the second electrical connector at the trailer. The cable is spirally inserted through the stretchable coil tube and provided with two ends electrically connected with the third and fourth electrical connectors.

A structural joint in a truck tractor frame includes a first frame member having an interface plate permanently mounted thereon, the interface plate having an interface surface contoured with a plurality of protrusions and depressions, which may be grooves and ridges. A second frame member has an interface surface contoured with a plurality of protrusions and depressions complementary to the plurality of protrusions and depressions of the interface surface of the interface plate. The second frame member is mounted to the first frame member with the interface surfaces in contact, with a plurality of releasable fasteners fastening the second frame member to the interface plate, wherein, the contoured interface surfaces interengage to resist linear and torsional shear forces.

A double trailer assembly for supporting elongate loads includes a lead trailer frame connected to a highway truck tractor and a pup trailer frame connected to the lead trailer frame. A lead swivel bunk supports the front end of the load on the lead trailer frame on lead wheels and a pup swivel bunk supports the rear end of the load on the pup trailer frame on pup wheels. The lead swivel bunk is slidable together with the lead wheels relative to the lead frame while the pup swivel bunk is slidable together with the pup wheels relative to the pup frame for adjusting wheelbase of the lead trailer for optimising handling at highway speeds, traction, load distribution or tracking of the trailers during low speed cornering for example. Relative sliding between the lead swivel bunk, the lead wheels and the lead trailer frame can be selectively restricted at a selected relative positioning therebetween.