JPH10907A - Tire, wheel, vehicle and manufacture thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow light traveling, eliminate a nuisance of attachment and a battery replacement and to prevent traffic accidents at night easily by attaching a luminous material in a tire or a wheel. SOLUTION: A wheel 100 comprises a hub, spokes and rims 5, and a tube 6 held within the tire. Furthermore, the tire comprises a tread part 2 which contacts ground and a side wall part 3. Since the tire is formed by mixing about 5wt.% to 50wt.% of a luminophor (namely, referred to as a luminous phosphor, a luminous paint, a luminous pigment or the like) that a tire provided with the luminophor accumulates light by receiving sun light or light of a fluorescent light, and radiates light at night thereby maintaining brightness for a definite time. As a consequence, a driver, a man riding on a bicycle or a pedestrian can confirm a moving tire or a wheel with each other thereby preventing traffic accidents at night.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tire and a wheel provided with a luminous substance for safe driving at night, a manufacturing method thereof, and a vehicle provided with the same.

[0002]

2. Description of the Related Art Hitherto, as tires for bicycles or automobiles, for example, Japanese Patent Application Laid-Open Nos. 7-329519 and 7-329065 have been proposed.

[0003] Further, in order to make night driving safe, a bicycle uses a power generation lamp using contact rotation with a tire, a blinking light, a reflection lens, or the like.

[0004] In the case of automobiles and the like, Japanese Patent Laid-Open No.
No. 7452 proposes a configuration in which the center of a wheel emits light by self-power generation.

[0005]

However, the above-described conventional friction rotary power generation lamp is heavy in running and is not easily used. The flashing light is cumbersome to install and the replacement of batteries is cumbersome, and in this case too, it is easy to avoid using it. JP-A-63-
No. 277452 discloses a complicated structure and cost,
Failure due to vibration or impact is predicted and is not realistic.

An object of the present invention is to provide a tire, a wheel, a vehicle, and a manufacturing method which can easily prevent nighttime traffic accidents with a simple configuration.

[0007]

In order to solve the above-mentioned problems, the present invention has a structure in which a tire or a wheel is provided with a phosphorescent substance. Specifically, 1) a vehicle tire including a tread portion and a sidewall portion in contact with the ground, wherein the sidewall portion at least partially includes a luminous substance. 2) A method for manufacturing a vehicle tire characterized by mixing a phosphorescent substance into a green tire, molding and vulcanizing the mixture. 3) A method for manufacturing a vehicle tire characterized by applying an adhesive containing a luminous substance. 4) A wheel characterized in that the wheel cover is provided with a luminous substance. 5) A wheel characterized in that at least one of the spoke, the hub and the rim is provided with a luminous substance. 6) A vehicle having one of a tire and a wheel equipped with a luminous substance was attached.

[0008] According to the above configuration, when the bicycle has a luminous substance on its wheels, running is not heavy, troublesome mounting and battery replacement can be eliminated, and the driver of the car can be alerted.

In addition, when a luminous substance is provided on the wheels of an automobile, it is possible to warn a person on a bicycle or a walking car of approaching the automobile. As a result, a nighttime traffic accident can be easily prevented with a simple configuration.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is a vehicle tire characterized by having a luminous substance, which does not affect the running and makes it difficult to mount and replace batteries. Has the effect of preventing traffic accidents at night.

According to a second aspect of the present invention, there is provided a vehicle tire having a tread portion in contact with the ground and a sidewall portion, wherein the sidewall portion has a phosphorescent material at least partially. Thus, the amount of the phosphorescent substance used can be reduced, and the light-emitting substance can be easily viewed, and has an effect of preventing a traffic accident at night.

According to a third aspect of the present invention, there is provided a method of manufacturing a vehicle tire, wherein a luminous substance is mixed into a green tire, molded and vulcanized, and the luminous substance is provided on the entire surface of the tire. Has the effect of preventing traffic accidents at night.

According to a fourth aspect of the present invention, there is provided the method of manufacturing a vehicle tire according to the third aspect, wherein the luminous substance is mixed into the sidewall portion, and the amount of the luminous substance used is reduced. And has an effect of preventing traffic accidents at night.

According to a fifth aspect of the present invention, there is provided a method for manufacturing a vehicle tire, characterized in that an adhesive containing a luminous substance is applied, wherein an application pattern and an application site can be arbitrarily selected. It has the effect of preventing traffic accidents at night.

According to a sixth aspect of the present invention, there is provided the method of manufacturing a vehicle tire according to the fifth aspect, wherein the luminous substance is applied to the side wall portion, and the amount of the luminous substance used is reduced. And has the effect of preventing traffic accidents at night.

According to a seventh aspect of the present invention, there is provided a method of manufacturing a vehicle tire characterized by embedding a luminous substance, wherein the amount of the luminous substance is reduced and a traffic accident at night is prevented. Has an action.

The invention according to claim 8 is the method for manufacturing a vehicle tire according to claim 7, wherein the luminous substance is embedded in the sidewall portion, and the amount of luminous substance used is reduced. It has the effect of preventing traffic accidents at night.

According to a ninth aspect of the present invention, there is provided a vehicle to which a tire having a luminous substance is attached, which has an effect of preventing a traffic accident at night.

According to a tenth aspect of the present invention, there is provided a vehicle according to the ninth aspect, wherein the vehicle is one of a bicycle and an automobile (two-wheeled vehicle, three-wheeled vehicle, four-wheeled vehicle). It has the effect of preventing traffic accidents.

According to the eleventh aspect of the present invention, there is provided a wheel including a luminous substance, which has an effect of preventing a traffic accident at night.

According to a twelfth aspect of the present invention, a wheel cover is provided with a luminous substance on a wheel cover, and has an effect of preventing a traffic accident at night.

According to a thirteenth aspect of the present invention, at least one of the spokes, the hub, and the rim is provided with a luminous substance, so that a traffic accident at night can be prevented. Having.

According to a fourteenth aspect of the present invention, there is provided a vehicle including a luminous substance, which has an effect of preventing a traffic accident at night.

An embodiment of the present invention will be described below with reference to FIGS. (Embodiment 1) FIG. 1 is a side view of a main part of a wheel according to a first embodiment of the present invention, FIG.
FIG. 3 is a side view showing the concept of a bicycle provided with the wheels of FIG.

FIG. 4 is a side view showing the concept of a single-wheeled vehicle (two-wheeled vehicle / a kind of automobile) having wheels in the first embodiment, and FIG. 5 is a perspective view showing the concept of a vehicle having wheels in the first embodiment. FIG.

The vehicle shown in FIGS. 3 to 5 is equipped with a tire provided with a luminous substance or a wheel provided with a luminous substance.

In FIG. 1, a wheel 100 includes a hub, spokes (both not shown), a rim 5, a tire 1, and a tube 6 held in the tire 1. The tire includes a tread portion 2 and a sidewall portion 3 which are in contact with the ground.

The tire 1 is generally manufactured by a process of preparing a green tire → molding → curing → removing → deburring and finishing.

In the tire 1 of the present invention, a phosphorescent substance (referred to as a phosphorescent phosphor, a phosphorescent paint, a fluorescent pigment, etc.) is mixed in the raw tire preparation step at about 5 W% to 50 W%.

As the raw tire, any members such as natural rubber and synthetic rubber (for example, urethane rubber, diene type, etc.) may be used.

It goes without saying that any member may be used as the luminous substance. For example, Nemoto Special Chemistry / N night light, or SrAl ↓ 2O ↓ 4: Eu (emission peak wavelength 520 nm, afterglow luminance 300 mcd / m ↑ 2 (200 L
20 minutes after irradiation with X for 4 minutes), afterglow time 2000
Min or more (time required to decay to 0.32 mcd / m ↑ 2)) or ZNs: Cu, or Zns, Cd
One or two kinds of sulfide-based phosphorescent materials such as s, Cas, and (ZnCd) S may be used.

A tire provided with a luminous substance can store light by receiving sunlight or fluorescent light during the day and emit light at night to maintain the brightness for a certain period of time. Therefore, a driver, a person on a bicycle, a pedestrian, and the like can check the tires or wheels that move with each other, thereby preventing a nighttime traffic accident.

When the tire 1 is for a bicycle, the tread portion 2 and the side wall portion 3 which are in contact with the ground may be colored black and white, respectively, and molded (two-color molding). In such a case, the luminous substance may be contained only in the side wall portion 3. Of course, it is needless to say that the phosphorescent substance may be provided in an arbitrary pattern, for example, disposed at one portion or as scattered in a part of the sidewall portion 3, and at an arbitrary portion.

Further, when the rim 5, the spokes, the hub, and the like are integrally formed of a resin member (not shown), at least a part of the rim, the spokes, the hub, etc. may contain a luminous substance. Good. That is, about 5 W% to 50 W% of the luminous substance may be mixed into a resin member to be injection molded, for example, a compound such as ABS, PS, PP, or polyacetal. The particle size of the phosphorescent material was about 7 μm to 20 μm.

Further, it goes without saying that any means may be used as a means for providing the phosphorescent material on the surface of the tire, rim, spoke portion, hub and the like.

For example, a structure may be employed in which a luminous substance is provided on one side of a plastic film, and a luminous tape provided with an adhesive on the other side is cut to a predetermined length and attached.

Further, a luminous substance may be added to the adhesive by about 5 W% to 50 W%.
It is also possible to adopt a configuration in which approximately W% is applied. The adhesive may be any material such as epoxy resin, styrene resin, acrylic resin, polyurethane resin, ABS resin, natural rubber, and synthetic rubber (for example, butyl rubber, polyurethane, silicon rubber, and fluorine rubber). Is 0.1
Micron meter to 30 micron meter. Application methods include tampo printing, spraying, screen printing,
Arbitrary means such as gravure printing, electrostatic printing, and ink jet may be used.

Further, when the rim, the spoke portion, the hub, and the like are integrally formed by resin molding, a configuration may be adopted in which the phosphorescent material is embedded in the surface. For example, resin is injected into the cavity of a molding die composed of a pair of fixed mold and movable mold, and the movable mold is retracted slightly (several tens of micrometers to several hundreds of micrometers) while the resin is cured to some extent. Make a gap between the product and the movable mold. Inject the phosphorescent substance into the gap, and then
The luminous substance may be embedded in the surface of the molded article by advancing the movable mold again and applying pressure.

Further, when the green tire is molded or vulcanized, the phosphorescent substance may be embedded in the tire surface. In this case, a method similar to resin molding may be used, or a phosphorescent substance may be applied to the surface of the cavity in advance,
A green tire may be formed.

FIG. 4 is a side view showing the concept of a single-wheeled vehicle (two-wheeled vehicle / a kind of automobile) having wheels in the first embodiment, and FIG. 5 is a perspective view showing the concept of a vehicle having wheels in the first embodiment. FIG.

(Embodiment 2) In the case of wheels with tires used for automobiles (two-wheeled vehicles, three-wheeled vehicles, four-wheeled vehicles (passenger cars, buses, trucks, RVs, etc.)), the luminous substance is arranged on the wheel cover surface Good (not shown).

In this case, any configuration may be adopted. For example, a configuration in which an adhesive tape provided with a luminous substance is cut to a predetermined length and attached, or the luminous substance is applied to the adhesive by about 5 W
% To about 50 W%, or may be configured to embed a luminous substance on the surface during resin molding.
The components and members may be implemented in the same manner as in the first embodiment, and a description thereof will be omitted.

In the case of the second embodiment as well, light is stored by irradiation with daylight such as sunlight or a fluorescent lamp, and is emitted for a certain time at night. And it is effective in preventing traffic accidents at night.

(Embodiment 3) An example in which a luminous substance is provided in a portion other than wheels in a bicycle will be described. The first case is where the pedal is provided with a luminous substance (not shown).

The pedal is formed by molding a rubber or plastic member. Therefore, as in the first embodiment, a phosphorescent substance is mixed in a rubber or plastic member, or a phosphorescent substance is included in an adhesive and applied. Alternatively, a light-storing substance is provided on one side of the pedal with an adhesive tape provided on one side, or the like.

In the second case, at a prominent portion of the wheel cover,
The adhesive is coated with a phosphorescent substance. Alternatively, a phosphorescent substance is provided by a configuration such as attaching an adhesive tape provided on one surface (not shown).

The third case is a case where a luminous substance is provided on the handle of the handle. The handle is formed by molding a rubber or plastic member. Therefore, as in the first embodiment, a luminous substance is mixed in a rubber or plastic member, or a luminous substance is included in an adhesive and applied to an end face of a handle or the like. Alternatively, an adhesive tape provided with a phosphorescent material on one surface is attached to a prominent part of the handle arm (all are not shown).

In the case of the third embodiment as well, light is stored by irradiation with sunlight or a fluorescent lamp in the daytime, and light is emitted for a certain time at night. And it is effective in preventing traffic accidents at night.

[0049]

As described above, according to the present invention, when a light-storing substance is provided on the wheel of a bicycle, the running does not become heavy, and the trouble of mounting and replacing batteries can be eliminated. It can also alert the driver of the car.

When a light-storing substance is provided on the wheel of a car, a person or a pedestrian on a bicycle can be warned of the approach of the car. As a result, a nighttime traffic accident can be easily prevented with a simple configuration.

[Brief description of the drawings]

FIG. 1 is a side view of a main part of a wheel according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view of a main part obtained by cutting FIG.

FIG. 3 is a side view showing the concept of a bicycle provided with the wheels of FIG. 1;

FIG. 4 is a side view illustrating the concept of a motorcycle (motorcycle) provided with wheels according to the first embodiment.

FIG. 5 is a perspective view showing the concept of an automobile equipped with wheels according to the first embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Tire 2 Tread part 3 Side wall part 4 Bead part 5 Rim 6 Tube 7 Flange part 8 Projection part 9 Stress relief part 10 Support part 11 Connection part 30 Bicycle 31, 31, 51, 100 Wheel 32, 41, 51 Tire 33 Pedal 40 Motorcycle 50 Motorcycle

──────────────────────────────────────────────────続 き Continuation of the front page (51) Int.Cl. ⁶ Identification number Office reference number FI Technical display location B60B 21/00 B60C 1/00 B B60C 1/00 Z BB60B 7/00 K

Claims (14)

[Claims] 1. A vehicle tire comprising a luminous substance. 2. A vehicle tire comprising a tread portion in contact with the ground and a sidewall portion, and a phosphorescent material provided in at least a part of the sidewall portion. 3. A method for manufacturing a vehicle tire, comprising mixing a phosphorescent substance into a green tire, molding and vulcanizing the green tire. 4. The method for manufacturing a vehicle tire according to claim 3, wherein a phosphorescent substance is mixed into the side wall portion. 5. A method for manufacturing a vehicle tire, comprising applying an adhesive containing a luminous substance. 6. The method for manufacturing a vehicle tire according to claim 5, wherein the phosphorescent substance is applied to the side wall portion. 7. A method for manufacturing a vehicle tire, wherein a luminous substance is embedded. 8. The method for manufacturing a vehicle tire according to claim 7, wherein the phosphorescent material is embedded in the sidewall portion. 9. A vehicle comprising a tire provided with a luminous substance. 10. The vehicle according to claim 9, wherein the vehicle is one of a bicycle and an automobile (two-wheeled vehicle, three-wheeled vehicle, four-wheeled vehicle). 11. A wheel comprising a luminous substance. 12. A wheel comprising a luminous substance in a wheel cover. 13. The wheel according to claim 1, wherein at least one of the spoke, the hub and the rim is provided with a luminous substance. 14. A vehicle comprising a luminous substance.