31results about How to "Improve traction" patented technology

Footwear with an improved sole, and an improved sole and a method for manufacturing the same are provided. The improved sole includes at least one pod secured in situ to a molded outsole. Each pod includes a ground-engaging end and an upper end having an outwardly extending flange proximate thereto. In the method for manufacture of the sole, the outsole is secured to the pods in situ. The outsole and pods are formed from different materials and are secured in situ during formation of the outsole, with each pod placed in a mold cavity section and the flange being encapsulated by the moldable outsole material.

A self-inflating tire assembly includes an air tube mounted within a tire sidewall groove. The air tube is in contacting engagement with opposite angled groove surfaces surrounding the air tube. A segment of the air tube is flattened from an expanded diameter to a flat diameter by bending and compression of the groove in a rolling tire footprint to force air evacuated from the flattened segment along a tube air passageway. The sidewall groove extends into an annular, axially extending, sidewall surface such as an axially oriented surface of a tire chafer protrusion located in non-contacting relationship with the rim.

The present invention is directed to a pneumatic tire comprising an axis of rotation and a tread. The tread has a plurality of traction elements and a discharge groove. The discharge groove has a base interposed between radially extending sides formed by side walls of the traction elements. The base of the discharge groove defines a matrix of circumferentially extending rectangular ramp structures. One ramp structure of the matrix extends circumferentially, from a radially inner first end portion, in a direction of rotation of the tire and radially outward to a radially outer second end portion. The radially outer second end portion defines an edge portion extending parallel to the axis of rotation of the tire. The edge portion improves traction of the tire and evacuation of the discharge groove.

Balloon catheters and methods of making and using the same. A balloon catheter may include a catheter shaft and a balloon coupled thereto. A traction member may be coupled to the balloon catheter adjacent the balloon and may extend along a portion or all of the length of the balloon. The traction member can improve traction between the balloon and a target site.

A self-inflating tire system includes a compression actuator assembly mounted to a tire carcass for compressing air for delivery to a tire cavity. The compression actuator assembly includes a hollow containment body formed from a resilient deformable material composition and containing a quantity of a non-compressible medium. The containment body is affixed to a relatively high flex-deformation region of the tire carcass and reciprocally transforms between a deformed state and a non-deformed state responsive to deformation and recovery of the tire high flex-deformation region in a rolling tire. Accordingly, the containment body in the deformed state displaces a pressurized displaced quantity of the non-compressible medium which generates a compression force for application to a volume of air delivered to the tire cavity. A pump assembly affixes to the tire carcass and includes valves for reciprocally opening and closing the inlet opening and the outlet opening of a compressor body synchronously with the cyclic transformation of the containment body.

A tire-based system and method for estimating a radially outward tire surface temperature of an identified tire supporting an identified vehicle includes a temperature sensor to measure a tire inner liner temperature. An algorithmic prediction model is empirically trained to correlate inner liner tire temperature to tire radially outward surface temperature for the tire / vehicle combination. The empirically trained algorithmic prediction model receives a steady state temperature-based model inputs including the tire inner liner temperature and an ambient temperature measurement and transient behavior vehicle-based inputs. Based upon the steady state inputs and the transient behavior inputs, a radially outward tire surface temperature estimation is made.

A tire tread for a pneumatic tire has a center rib and a series of steeply slanted grooves in each side region of the tread, the circumferentially adjacent grooves form blocks extending through the tread side regions. The center rib has a serrated configuration along each lateral side and a supporting chamfer extending from each serration point. Adjacent to each rib chamfer is a chamfer extending from the axially innermost point of the rib at the junction of two adjacent steeply slanted grooves. The rib is provided with high density siping. The tread blocks are siped wherein the siping density decreases from the tread center to the tread shoulders.

A self-inflating tire assembly includes an air tube connected to a tire and defining an air passageway, the air tube being composed of a flexible material operative to allow an air tube segment opposite a tire footprint to flatten, closing the passageway, and resiliently unflatten into an original configuration. The air tube is sequentially flattened by the tire footprint in a direction opposite to a tire direction of rotation to pump air along the passageway to a regulator device. The regulator device regulates the inlet air flow to the air tube and the outlet air flow to the tire cavity.

A tire tracking system and method for tracking travel mileage experienced by a vehicle tire includes multiple tire-based sensors affixed to the tire generating identified tire-specific operating condition measurements. The tire-specific operating condition measurements include tire temperature, tire air inflation pressure, a tire wear state measurement and a tire load measurement. A rolling radius estimation model generates a tire rolling radius estimation compensated by the tire-specific operating condition measurements and a vehicle speed estimator generates a vehicle speed estimation based on the compensated tire rolling radius.

A road classification system for determining a road surface condition includes a model having as an input changes in the measured axle vertical acceleration of the vehicle. The model further uses a sensor-measured tire inflation pressure and a tire construction type ascertained from a tire-based identification tag.

A soil stabilizer for use treating earth is disclosed. The soil stabilizer includes a stabilizer frame, a rotor rotatably mounted with respect to the stabilizer frame, the rotor including a cutting tool for cutting earth and being movable with respect to the ground surface such that the rotor may engage various depths of earth, a rotatable axle for providing movement of the soil stabilizer to move the stabilizer frame and rotor across the ground surface, the axle connected with respect to the stabilizer frame, and a track apparatus mounted on the rotatable axle, the track apparatus supporting the stabilizer frame and providing for movement of the stabilizer frame and rotor across the ground surface. The track apparatus may include a continuous flexible track having an upper length and a ground-engaging lower length and including an inner surface, an axle wheel mountable to the rotatable axle for rotational movement therewith, the axle wheel engaging the inner surface of the flexible track along the upper length to drive the flexible track in response to rotation of the axle, and an apparatus frame for mounting the axle wheel.

A tire tracking system and method for tracking travel mileage experienced by a vehicle tire includes a tire-affixed identification transponder operative to generate tire-specific identification data; a vehicle-based incremental vehicle travel distance estimator for generating a synchronous stream of incremental vehicle travel distance estimations; and a timestamp synchronization and distance traveled estimator operative to generate a continuous synchronous stream of incremental tire travel distance estimations from the incremental vehicle travel distance estimations. A mobile network uploads the incremental tire travel distance estimations and the tire-specific identification data to a remote server that generates an aggregate of the tire travel distance estimations in a form accessible by the tire-specific identification data.

In certain embodiments, a flooring apparatus provides improved fraction, improved wear resistance and improved structural support. The flooring apparatus may include an elongated member that includes a top surface and a bottom surface. The top surface may include a cutout portion that extends along at least a portion of a longitudinal axis of the elongated member. One or more inserts are positioned at least partially within the cutout portion. The insert may include a texturized top surface and may be constructed of a polymer material or other material with improved traction and, in certain embodiments, improved wear resistance.

The invention discloses a chain special for conveying wood. The chain comprises inner chain plates, every two inner chain plates are distributed left and right and fixedly connected through a hinge pin, a roller is arranged outside each hinge pin in a sleeved mode, outer chain plates are arranged on the outer sides of every two inner chain plates and provided with two through holes, each hinge pin penetrates through the two corresponding through holes and is fixed to the corresponding outer chain plates in an interference fit mode, and at least one of every two outer chain plates is a sharp-tooth outer chain plate; each sharp-tooth outer chain plate comprises a sharp-tooth part, wherein the sharp-tooth part comprises a small slope and a large slope which incline toward the same direction, one piece of wood is placed between the small slopes and the large slopes between every two sharp-tooth outer chain plates to be conveyed, the side direction of each sharp-tooth part is in a wedge shape, and therefore the problems that when conveying the wood, a traditional chain can not convey the wood stably or grab the wood tightly are solved.

A tire having a tire cavity is disclosed, wherein the tire has a bi-directional pump assembly including a pump passageway having an inlet end and an outlet end, and being operative to allow a portion of the pump passageway near a tire footprint to substantially close and open the pump passageway. The tire includes a valve assembly having a valve housing, wherein a diaphragm is mounted in the valve housing forming an interior chamber, and wherein the diaphragm is responsive to the pressure of the tire cavity. The interior chamber has a first hole in fluid communication with the inlet end of the pump passageway, a second hole in fluid communication with the outlet end of the pump passageway, and a third hole in fluid communication with the outside air. The valve housing has a passageway in fluid communication with the tire cavity and the outlet end of the pump. The valve assembly further includes an inlet control valve having a valve bottom positioned over the third hole and operative to open and close the third hole to allow air to enter the system. The inlet control valve has a first end connected to the diaphragm, and a resilient member biases the inlet control valve into the open position.

A vehicles emergency braking and anti-skid device includes anti-skid device and controller; the anti-skid device has two same left and right groups, each group has a roll of anti-skid belt winded on the release wheel, the front end of the anti-skid belt is hanged on the release wheel, the release wheel is installed on carriage, the car body chassis between the carriage and rear wheel is pivoted with pendulum bar, the lower end of the pendulum bar interferes the inner surface of anti-skid belt, a rapid reactor is installed near the pendulum bar which consists of propeller and push bar, the propeller is pivoted on the car body chassis, the push bar is pivoted on the pendulum bar centre; the release wheel is connected with a controller, the joints of the controller are connected with the control wires beam and the ABS oil pipes of vehicle, the controller operates said rapid actor and ABS hydraulic cylinder. The invention ensures the vehicle safe running on the wet, skid and ice snow road surface, also play a role of emergency braking under the condition of the prior braking system of running vehicle appears defect and lapses or appears some problems due to mis-utilization.

A traction enhancing aggregate is provided comprised of a body with a side having a top and bottom with each having three or more protruding conical masses with axes positioned about a circular centerline and made from moldable material capable of being delivered by hand or traction enhancing system to a lower surface such as ground to provide an increased coefficient of friction between an upper surface such as a shoe or tire and a lower surface.

The invention provides a multi-motor electric vehicle with motors arranged in a staggered manner and belongs to the field of electric vehicles. Multiple groups of motors are arranged on a rear axle of the electric vehicle, each group of motors comprise two non-coaxial motors arranged oppositely, output shafts of each group of motors are indirectly connected to one variable gear, the variable gears are connected to a planet carrier casing of a differential or indirectly connected to a half shaft, the traction force of the vehicle can be improved by means of a plurality of motors arranged on the rear axle of the electric vehicle, motors or combined motors with different power are used according to load of the vehicle, the power consumption of the electric vehicle can be reduced, and the flexibility of drive power of the electric vehicle is improved.

The invention discloses a massage pillow. The massage pillow comprises a base, a shell, a rolling type far infrared physiotherapy instrument, a controller, a thermal therapy pillow cushion, a sponge cloth and a movement pillow groove, wherein the shell is arranged at the upper part of the base, the sponge cloth is arranged on the two sides of the shell, the thermal therapy pillow is arranged at the upper part of the shell, the movement pillow groove is formed between the thermal therapy pillow and the shell, the sponge cloth is provided with a containing groove, the containing groove is used for containing the rolling type far infrared physiotherapy instrument, and the controller is used for controlling the massage pillow to move left and right so that the rolling type far infrared physiotherapy instrument can move along the movement pillow groove and the containing groove. The arc-shaped grooves can draw and stretch the deformed cervical vertebra, the curvature of the deformed cervical vertebra can be repaired, the muscles and nervous tissues of the cervical vertebra of the human body can be massaged by arranging the rolling type far infrared physiotherapy instrument, the musclesand nervous tissues of the cervical vertebra of the human body are relaxed, and physiotherapy is carried out.

The present disclosure provides a footwear technology system including a multilayer shoe sole system. The multilayer shoe sole insert can include a lower outsole layer, a midsole layer, and an upper insole layer, wherein the midsole layer includes a plurality of pins extending from the bottom surface of the midsole layer, wherein the pins engage with the pin holes in the outsole layer. The system can include a dynamic upper foot retention system that moves in harmony with the foot's optimal natural movement. The dynamic upper foot retention system can include a top component connecting the lace area to the sole system, and back component that connects the upper heel area to the sole system, wherein when the laces are tightened, the force is directed towards the heel securing the foot to the shoe without forcing the arch down or constricting the raising of the foot arch.

This invention discloses a tire mold comprising a tread mold portion divided into mold segments having transverse edges which are movable between (i) an opened position, wherein the mold segments are spaced apart, and (ii) a closed position, wherein neighboring mold segments are in contact with each other, each of the mold segments comprising blades; wherein at least a first one of said mold segments has laterally extending blades located at a first transverse edge, wherein at least a second neighboring one of said mold segments has laterally extending blades located at a second transverse edge adjacent to the first transverse edge of the first one of said mold segments, and when in the closed position said laterally extending blades of the first one of said mold segments interlock between the laterally extending blades of the second one of said mold segments.

The invention discloses a wheel-rail traction system of a trailing suction hopper dredger, and relates to the technical field of engineering machinery, in particular to the wheel-rail traction systemof the trailing suction hopper dredger. The wheel-rail traction system of the trailing suction hopper dredger involves a trolley, a tractor, a winch and a winding drum device, wherein one side of thetrolley is connected with the tractor through a bolt, the winch is arranged at the top end of the tractor, and the winding drum device is arranged in the middle of one side of the winch. According tothe wheel-rail traction system of the trailing suction hopper dredger, the tractor is used for driving the trolley through the winch, so that the trolley can still be driven when the driving force ofthe trolley is closed, and the trolley does not slip during heavy-load starting; and the middle part of the winding drum device can be tensioned outwards, the stress on a steel wire is more uniform, the attaching force between the steel wire and the outer side of the winding drum device is stronger, so that the phenomenon that a steel wire rope slips when the winding drum device rotates is avoided, the extending length of the steel wire rope under stress is effectively reduced, and the traction precision of the tractor acting on the trolley and the traction stability of the tractor are effectively improved.

An automotive tire is provided with improved traction in snow and mud by providing traction features only on the inside sidewall of the tire which features are therefore hidden when viewed from the outside sides of the vehicle so that the normal appearance of the tire is maintained when viewed from an outer side of a vehicle equipped with the tire while providing improved traction in snow and mud.

The invention discloses hot air drying equipment for a corrugated case printing machine. The hot air drying equipment structurally comprises a draught fan, side supporting plates, a dehumidification pipe, control panels and a drying box, wherein the draught fan is fixedly installed at the top of the drying box, the side supporting plates are welded to the side ends of the drying box, and the dehumidification pipe is fixedly installed at the upper ends of the side supporting plate in an embedded manner. In the drying process, hot air is guided into conduction pipes through air inlets in the front ends of connecting supporting plates, so expansion films expand and swell, at the moment, the angle between swinging plate bodies increases, the four outer sides of a corrugated plate are propped open, magnetic attraction is carried out through second magnetic blocks on laminating plates and first magnetic blocks, meanwhile the laminating plates rotate around positioning shafts, when the laminating plates are attached to the surfaces of the swinging plate bodies, collision plates and the surfaces of the swinging plate bodies maintain laminating strength, the traction on the outer side on the corrugated plate is improved, large shrinkage occurring to the corrugated plate in the drying process is prevented, and ink printing gelatinization of the corrugated plate during drying is avoided.

The invention discloses a long wire cutting machine which comprises a machine frame, a cutting mechanism and a cutting mechanism. The wire inlet component is arranged on the rack, and the wire inlet component is suitable for pulling a wire rod in the longitudinal direction; the conveying component is arranged on the machine frame, the conveying component is suitable for bearing the wires coming out of the wire inlet component, the traction speed of the wire inlet component is equal to the conveying speed of the conveying component, and static friction force exists between the wires and the conveying component. The length of the conveying part is not less than the maximum cutting length of the wire rod; and the cutting part is arranged between the wire feeding part and the conveying part, and the cutting part is suitable for cutting the wire rods. The long wire cutting device has the advantages of being simple in structure, convenient to control, low in cost and capable of effectively cutting long wires and guaranteeing that cut wire sections are straight and orderly arranged.

The invention relates to a sand leakage preventing sand injection nozzle for a large-calibre core shooting mould. The sand leakage preventing sand injection nozzle comprises a sand injection nozzle body, a rubber nozzle head and a cross rib. Bosses are arranged on the two sides of the lower end of the sand injection nozzle body, grooves matched with the bosses are formed in the upper end of the rubber nozzle head and used for connecting the sand injection nozzle body with the rubber nozzle head, an inner groove is formed in the inner wall of the lower end of the rubber nozzle head, and the cross rib is embedded into the inner groove. The cross rib comprises two perpendicular cross rib bodies, and each cross rib body comprises an arc section and a chute section. The two arc sections are arranged at the two ends of the chute sections correspondingly and embedded into the inner groove, chutes are formed in the tops of the chute sections, sand can fall into the chutes conveniently and are automatically stacked through gravity, and the sand is prevented from further falling off. The sand injection nozzle is used for sand leakage prevention of the large-calibre core shooting mould and is low in manufacturing cost.

The pressure cylinder has a piston (2), capable of being pressured by pressuring medium and set axially movably, in a cylinder case (1), a piston rod (3) extending through one end of the cylinder cap defining the cylinder and a switching disk (12) set movably axially with the piston (2) by frictional adhesion and co-operating with a switch (13) defining the position of the piston (2). The switching disc (12) is set in a pressure chamber (8) side and between the piston (2) and a cylinder base (6) so as to reach the initial position near the piston by pressure shot overcoming the frictional attachment on first pressurization of the pressure chamber (8).