25 results about "Flat tire" patented technology

This rubber composition is characterized by comprising a diene-based rubber component and a filler containing recycled carbon black, and is characterized in that: the diene-based rubber component includes a butadiene-based rubber; when the recycled carbon black is measured using a grind gauge, 3 or more lines having a length of 10 mm or more are observed; and, among particles forming the lines having a length of 10 mm or more, the particle size of particles having the third largest size is 20 µm or less.

The present invention provides a puncture-proof and run-flat tire with a spare tire that could be rapidly assembled and be adaptive to an tire body by finely adjusted and locked, thereby providing puncture-proof and run-flat function. The puncture-proof and run-flat tire includes an tire body having two protruding hooks on two inner edges on two sides of an inner ring of the tire body and a spare tire tightly engaged with one of the two protruding hooks of the tire body. Therefore, a vehicle could continue travelling safely if the tire body becomes flat due to damage caused by foreign objects. The spare tire includes a plurality of spare tire blocks assembled with an elastic ring, a first fine-adjustment wire, and a second fine-adjustment wire. Therefore, the spare tire could be rapidly mounted on the protruding hooks of the tire body to form the puncture-proof and run-flat tire.

The utility model relates to a kind of modularization superposition type heavy vehicle wheel auxiliary support moving mechanism of road clearing equipment technical field, including supporting wheel frame, wheel shaft and gyro wheel group, supporting wheel frame includes a group of side support, several parallel support connecting rods are fixed between two side supports, the arc-shaped support portion capable of supporting heavy vehicle wheel is formed between each support connecting rod, and it further includes at least one modularization cushion block capable of being placed on arc-shaped support portion.The utility model is matched with modularization cushion block by the supporting wheel frame of split design, can sequentially stack modularization cushion block on supporting wheel frame, so as to match the wheel of different vehicle models and its various accident states (including flat tire, no tire, no tire and no steel ring, no hub etc.), wheel can be raised according to the actual situation of wheel and its various accident states, so that each wheel of accident vehicle is at the same height, while avoiding the relative motion of wheel and supporting wheel frame, thereby greatly improving the safety, rapidity and effectiveness when wrecker clears obstacles.

The utility model discloses a run-flat tire which comprises a plurality of groups of first supporting mechanisms which are arranged around an air chamber, one side of each first supporting mechanism corresponds to a tire tread, the other side of each first supporting mechanism is connected with a tire bead, and each first supporting mechanism comprises a movable part and a bendable part which are connected with each other; the movable part comprises a first part and a second part, the first part extends in the first direction and is located on the top face of the air chamber, and the second part extends in the radial direction and is located on the side face of the air chamber. One end of the bendable part is connected with the tire bead, and the other end is connected with the second part; the plurality of groups of first supporting mechanisms can be switched from a first state to a second state; in the first state, the bendable part is not bent, and a gap is formed between every two adjacent first parts; and in the second state, at least one group of bendable parts are bent, and the first part is stacked with the adjacent first part along the circumferential direction. The first supporting mechanisms of the run-flat tire can push each other during air leakage or tire burst, so that sinking is prevented, and bumping of a vehicle is greatly reduced.

The present invention addresses the problem of providing a rubber composition having improved heat resistance while suppressing blooming and ensuring tackiness. The means for solving the problem is a rubber composition containing a rubber component, two or more sulfenamide-based vulcanization accelerators, and one or more thiuram-based vulcanization accelerators, wherein the content of each of the two or more sulfenamide-based vulcanization accelerators is 3.7 parts by mass or less per 100 parts by mass of the rubber component, and the total content of the two or more sulfenamide-based vulcanization accelerators is 4 parts by mass or more per 100 parts by mass of the rubber component.

The object of this invention is to provide a rubber composition that suppresses bloom and maintains tack while improving heat resistance. [Solution] A rubber composition comprising a rubber component, two or more sulfenamide-based vulcanization accelerators, and one or more thiram-based vulcanization accelerators, wherein the content of each of the two or more sulfenamide-based vulcanization accelerators is 3.7 parts by mass or less per 100 parts by mass of the rubber component, and the total content of the two or more sulfenamide-based vulcanization accelerators is 4 parts by mass or more per 100 parts by mass of the rubber component.

A system may include one or more processors, and one or more non-transitory, computer-readable media including instructions which, when executed by the one or more processors, cause the one or more processors to obtain, using one or more sensors of a sensor device, acceleration data associated with a vehicle, determine, based on the acceleration data, a vehicle condition of a plurality of predefined vehicle conditions, in response to the determined condition including a flat tire, query a database using an identifier of the vehicle to determine service coverage for the vehicle, determine one or more response actions based on the service coverage for the vehicle and a location of the vehicle, and cause implementation of at least one of the one or more response actions.

A tire sealant container (1) for a flat tire repair kit. The tire sealant container (1) includes a hollow body, which is at least partially or regionally in particular cylindrical and preferably circularly cylindrical, having a bottom-side lower container portion (2), a lid-side upper container portion (3), and a sheath part (4) connecting the lower container portion (2) to the upper container portion (3). The lid-side upper container portion (3) is beaded with an upper flanged rim (5) on a lid-side edge region of the sheath part (4), preferably with the interposed clamping of a circumferential seal (6).

The application discloses a flat tire vehicle stability control device and a control method. The flat tire vehicle stability control device comprises a tire pressure sensor, a tire pressure receiving module, a control module and a flat tire execution mechanism. The tire pressure sensor is used for detecting tire pressure information of a tire. The tire pressure receiving module is electrically connected with the tire pressure sensor and is used for receiving the tire pressure information. The control module is electrically connected with the tire pressure receiving module and is adapted to determine a control instruction according to the tire pressure information when a flat tire occurs. The flat tire execution mechanism is electrically connected with the control module and is adapted to selectively lock a steering column according to the control instruction. The flat tire vehicle stability control device can make the vehicle quickly and stably stop and prevent the driver from misoperation when the vehicle has a flat tire.

The invention discloses a tire burst stability testing method, system and device and a storage medium, and the tire burst stability testing method comprises the following steps: determining a tire performance curve of each tire pressure value under the condition that a plurality of different tire pressure values are preset; under the condition that the first vehicle speed reaches a first preset vehicle speed threshold value, a tire burst starting stop signal of any one of the four wheels is changed from zero to one; determining a first maximum lane transverse offset, a first maximum side slip angle and a first maximum yaw velocity value under the condition that a flat tire function opening and closing signal value is zero and a corresponding relation between a flat tire starting time value and a tire performance curve of each tire pressure value is set, and determining a second maximum lane transverse offset, a second maximum side slip angle and a second maximum yaw velocity value under the condition that the flat tire function opening and closing signal value is one. Determining a second maximum lane transverse offset, a second maximum side slip angle and a second maximum yaw velocity value; the tire burst stability test result is determined, and the accuracy and efficiency of the tire burst stability test are improved.

The utility model provides an anti-abrasion tire lifting mechanism assembly which comprises a U-shaped base arranged on the ground, an opening of the base faces forwards, a first telescopic push rod, a containing cavity, a U-shaped lifting frame, a climbing slope and a guide insertion rod are vertically arranged at the four corners of the base respectively, and the guide insertion rod is located at the side end of the first telescopic push rod and located in the containing cavity. The base is provided with a guide insertion hole in sliding connection with the guide insertion hole, and the lifting frame is further provided with a tire abrasion prevention limiting module used for limiting tires of an automobile. According to the lifting mechanism assembly capable of preventing the tire from being abraded, the basic requirement for lifting an automobile can be met, and the vertical guide structure can be arranged at the side end of the lifting structure, so that the situation that the lifting structure directly bears non-vertical acting force and is easily damaged due to deformation is avoided, and then the use requirement of people is more fully met.

The invention discloses a tire burst detection method and a related device, and is applied to the field of tire burst detection. In the application, a master control device triggers to send a first instruction to a first tire pressure monitoring system TPMS of a first tire of the vehicle when detecting that rack force of at least one steering system of the vehicle meets a first condition, and the first instruction indicates the first TPMS to detect the first tire. And correspondingly, the first TPMS responds to the first instruction, detects the current tire pressure of the first tire and sends a detection result of the first tire to the main control device under the condition that the current tire pressure of the first tire meets the abnormal condition, so that the main control device determines whether the first tire is punctured or not based on the detection result of the first tire. Therefore, the detection rate of tire burst can be improved, the power consumption of the TPMS of the tire is saved, and the safety of a vehicle is improved.

Provided is a non-pneumatic tire that improves the durability of the entire tire. A tire (1) includes an inner annular portion (20), an outer annular portion (30), and a plurality of spokes (40). A pair of inner inclined surfaces (21) are formed on an outer peripheral portion of the inner annular portion that opposes the outer annular portion, and approach the outer annular portion as they move from both ends in the tire width direction toward the center in the tire width direction. A pair of outer inclined surfaces (31) are formed on an inner peripheral portion of the outer annular portion that opposes the inner annular portion, and approach the inner annular portion as they move from both ends in the tire width direction toward the center in the tire width direction. The spokes have an intermediate portion that extends between the inner annular portion and the outer annular portion, an inner connecting portion that connects the intermediate portion and the inner annular portion, and an outer connecting portion that connects the intermediate portion and the outer annular portion. The inner connecting portion includes an inner continuous portion that has a shape that continuously connects to the inner inclined surfaces. The outer connecting portion includes an outer continuous portion that has a shape that continuously connects to the outer inclined surfaces.

The embodiment of the invention provides a tire isolation air cushion, a control method thereof and a tire isolation device, and the method comprises the following steps: a pressure-bearing layer which is in contact with a tire of a vehicle, and the curvature of the pressure-bearing layer is matched with the tread of the tire; the contact layer is in contact with the surface of the bearing body, is arranged opposite to the pressure bearing layer and is used for fixing the vehicle on the surface of the bearing body; the airtight layer is located between the pressure bearing layer and the contact layer and used for isolating and supporting the tire and the surface of the bearing body after inflation. The technical problem of flat tire spots caused by long-term parking of the vehicle in related technologies is solved.

The utility model belongs to the field of tires, and particularly relates to a run-flat tire with a multilayer composite structure, which comprises a rim, an inner tube clamping ring is arranged on the outer layer of the rim, a clamping gap is reserved between the rim and the inner tube clamping ring, a lock plunger frame is mounted in the middle of the inner tube clamping ring, and a lock plunger penetrates through the lock plunger frame; the rim is sleeved with a tire, and the tire comprises an outer tire body and an inner tire body. The lock plunger penetrating through the lock plunger frame sequentially drags and penetrates through the inner tire clamping ring, the inner tire and the outer tire, the inner tire and the outer tire are pressed and covered by the lock plunger to be tightly attached, and the tire supporting piece, the inner tire and the outer tire form a composite structure. And when the tread is damaged, the spring piece resets to enable the tire supporting piece to protrude out of the outer layer of the tire, the tread is temporarily replaced by the tire supporting piece, normal running of the tire is kept, and the potential safety hazard of tire burst prevention is reduced.

The utility model discloses a wear-resistant run-flat tire which comprises a tire main body, the tire main body comprises a rim, an outer tire is arranged on the rim, inner supporting columns are arranged between the rim and the outer tire, a fixing pipe is fixedly arranged between the inner supporting columns, a communicating pipe is arranged between the fixing pipe and the inner supporting columns, and the communicating pipe is communicated with air outlet pipes on the two sides of the inner supporting columns. The communicating pipe is further provided with an air inlet pipe on one of the inner supporting columns, a protective layer is arranged on the inner side of the outer tire, an anti-skid sleeve is arranged on the outer side of the outer tire, an anti-skid block is arranged on the anti-skid sleeve, and anti-skid protrusions are arranged on the anti-skid block. Sufficient supporting force is provided through the supporting cavities of the inner supporting columns, continuous use of the tire is facilitated, and the anti-skid performance of the tire is improved by arranging the protective sleeve and arranging the anti-skid blocks and the anti-skid protrusions on the anti-skid sleeve.

The present invention relates to a carcass (24) for a non-pneumatic tire (1) produced by additive manufacturing, wherein said carcass (24) comprises a plurality of structural elements (25) formed by depositing a printing material (21) using a nozzle (12), said printing material (21) comprising a percentage P of long fibers (15) coated in a thermoplastic matrix (16), said structural elements (25) being produced by successive deposition of the printing material (21) and improving the load capacity and mechanical strength of the carcass (24) by the reinforcement of the long fibers.

The utility model discloses a novel agricultural tire of anti -explosion bead structure design relates to tire technical field, including tire body, the bead in tire body is equipped with by single steel wire winding generation's big inclined bottom hexagonal bead, big inclined bottom hexagonal bead outside is equipped with the layer of reinforced rubber sheet, the layer of reinforced rubber sheet outside is equipped with inner wrapping cloth, the upper side of inner wrapping cloth is equipped with triangular rubber core, steel wire wrapping cloth is equipped in triangular rubber core and inner wrapping cloth outside still, the utility model discloses a single steel wire winding's big inclined bottom hexagonal bead and the layer of reinforced rubber sheet, promote the strength of bead, increase the contact area with the rim, optimize stress distribution, enhance steel wire adhesion, reduce the heat of friction, thereby prevent the bead crack and steel wire to stick out, have excellent anti -bead twist effect simultaneously, can effectively improve the hoop pressure between bead and rim, avoid the slip between bead and rim.

The utility model relates to the technical field of anti -runflat, concretely is a kind of gas -saving anti -runflat, including main body and wheel tooth: main body, the front surface of main body is equipped with installation mouth, the inside of main body is equipped with reinforcing rod;The device passes through reinforcing rod, reinforcing tooth, steel band and jamb, main body when driving, two reinforcing rods are mutually occluded between, the occlusion of two reinforcing rods is more powerful in the longer the driving process, to reach the anti -burst effect of the support effect to the inside of main body to the main body, the flexibility of main body can be effectively improved by steel band, while the comfort of main body is improved.

The utility model discloses a non-pneumatic tire which comprises an outer tire body, and a tire bead end is arranged on the outer tire body; the tire comprises an outer tire body and a bead seat, a convex end is arranged on the bead seat, a concave end is arranged on the bead seat and is close to the convex end, the outer tire body and the bead seat are assembled to form a filling cavity, a polyurethane foaming rubber layer is arranged in the filling cavity, and a protective layer is arranged on the outer wall of the outer tire body. The anti-puncturing and anti-explosion bicycle tire has the beneficial effects that the technical problems that the bicycle tire in the prior art needs to be inflated, the anti-puncturing and anti-explosion effects are poor in the actual use process, and the service life of the bicycle tire is influenced are solved.

The utility model relates to a non-pneumatic tire, a wheel and a vehicle. The non-pneumatic tire comprises a tire main body and a boss, and the tire main body is provided with an outer tire surface. The boss is arranged on the side, away from the outer tire face, of the tire body, an assembly hole allowing a hub to be installed is defined by the boss, and the side face, away from the tire body, of the boss is used for being attached to the peripheral face of the hub. In the assembling process, the non-pneumatic tire is arranged outside the hub in a sleeving mode, the side face, away from the tire body, of the boss is seamlessly attached to the peripheral face of the hub, and therefore the binding force between the non-pneumatic tire and the hub can be increased, the situation that the non-pneumatic tire becomes soft due to the too high temperature in the running process of a vehicle is prevented, the non-pneumatic tire is prevented from being separated from the hub, and the service life of the non-pneumatic tire is prolonged. And the use safety is ensured.

The utility model relates to the technical field of tires, in particular to an anti-explosion tire, which comprises a tire main body with an inner cavity, a valve component and a plurality of inflating pipes positioned in the tire main body, the inner cavity is divided into a plurality of chambers, each chamber is respectively communicated with one end of each inflating pipe, each inflating pipe is positioned in the tire main body, and the valve component is arranged in the tire main body. The valve assembly is connected with the tire body and exposed out of the annular inner side of the tire body, the valve assembly is provided with a plurality of valve cores, and each valve core is connected with the other end of the inflation pipe. And when one cavity leaks air, the other cavities can be normally maintained for use, so that serious tire burst accidents are avoided. The multiple valve cores are arranged in the valve assembly, and the valve cores communicate with the cavities through the inflation pipes correspondingly, so that the cavities can be inflated together under the condition that the cavities are independent, and the inflation process is more convenient.

The application discloses a run-flat tire structure and a tire, and belongs to the tire field. The run-flat tire structure comprises two symmetrical bead portions, the bead portion contains a bead core, the bead core comprises an inner side core, an outer side core and a middle core, the inner side core is arranged at the inner side of the bead portion, the outer side core is arranged at the outer side of the bead portion and is spaced from the inner side core, and the middle core is arranged at the middle of the inner side core and the outer side core. The height of the inner side core, the middle core and the outer side core decreases in turn. The application solves the technical problem that the existing run-flat tire cannot simultaneously consider the zero air pressure durability and the ride comfort of the run-flat tire, and has the characteristics that the tire can meet the durability performance of the zero air pressure and improve the ride comfort and the NVH performance of the tire.