Helmet using bicycle key to unlock and lock chin strap buckle

Abstract

To provide a helmet that has a function of unlocking and fastening a chin strap with the same key as a ring key or a wire key used for a bicycle or a motorbike, to ensure proper helmet wearing.SOLUTION: There is provided a helmet that has a function that requires proper wearing of the helmet, and is designed so that a bicycle or motorcycle cannot be ridden unless a chin strap is fastened, and has a function that unlocks and fastens the chin strap with the same key as a ring key or a wire key used for the bicycle or motorcycle.SELECTED DRAWING: Figure 1

Description

[Technical Field]

[0001] The present invention relates to the field of helmets. In particular, the present invention relates to bicycle helmets. or On a motorbike Used Ring key or This relates to a helmet equipped with a means for unlocking and locking the chin strap using the same key as the wire key. [Background technology]

[0002] Bicycle to protect your head or Wearing a helmet when riding a motorbike has become mandatory and an effort-made requirement, but there is a risk that the helmet may come off in the event of a collision if the chin strap of the helmet is left unfastened. As shown in Patent Document 1, there have been proposals for helmets equipped with a locking function as a fastening means to prevent theft, and technology that uses image processing to detect whether a motorcycle rider is wearing a helmet. [Prior art documents] [Patent documents]

[0003] [Patent Document 1] Special Publication 2013-536903 Summary of the Invention [Problem to be solved by the invention]

[0004] The helmet described in JP 2013-536903 has a lock on the connecting means as a function to prevent the helmet from being stolen, but does not have a function to ensure that the helmet is worn properly. Or used on motorbikes Ring key or To provide a helmet having a function of unlocking and fixing a chin strap with the same key as a wire key. [Means for solving the problem]

[0005] The helmet of the present invention has a pair of chin straps attached to the shell of the helmet, each with a male and female buckle attached to its tip, and is inserted into the buckle and fixed when the buckle is not fastened, and is separated from the buckle when the chin straps are fastened together by the buckle, allowing the helmet to be used as a bicycle helmet. or Motorbike Used for Ring key or It is characterized by the ability to unlock the wire key. [Effects of the Invention]

[0006] If you don't fasten the chin strap, you can't ride a bicycle. or motorbike The helmet has a mechanism that prevents it from falling off the head, so it can be worn correctly and prevents the helmet from coming off the head in the event of a collision. [Brief explanation of the drawings]

[0007] [Figure 1] FIG. 1 is an explanatory diagram showing a helmet lock system according to an embodiment of the present invention. [Figure 2] 1 is a perspective view showing the structure of a helmet according to an embodiment of the present invention; [Figure 3] 3A and 3B are schematic diagrams showing a locked state and an unlocked state of a buckle according to an embodiment of the present invention. DETAILED DESCRIPTION OF THE INVENTION

[0008] The present invention relates to a helmet equipped with means for securely fastening the helmet. or for motorbikes This indicates a helmet. The helmet must be worn properly, and the rider must fasten the chin strap before riding a bicycle. or motorbike In order to prevent people from riding bicycles, Or used on motorbikes Ring key or A helmet with a function to unlock and fix the chin strap with the same key as the wire key. In some cases, wearers may be reluctant to purchase a new helmet, so for example, a helmet with a standard chin strap and fastening means can be used to lock and fasten the chin strap of a conventional helmet when riding a bicycle. Or used on motorbikes Ring key or The bicycle of the present invention can be attached to a chin strap with a buckle by replacing it with the same key as the wire key. Or a ring key or wire key used for a motorcycle It can be converted into a helmet that is securely fixed in place in conjunction with the helmet. [Example]

[0009] As shown in FIG. 1, this embodiment is implemented in the following steps. ▲1▼A male and female buckle is attached to each end of a pair of chin straps attached to the shell of the helmet, and these buckles are in an unconnected state.A key that can unlock the ring key or wire key that secures the wheels of a bicycle, etc. is inserted into the buckle. ▲2▼Put on the helmet and fasten the buckle to remove the key. (3) The key removed in (2) above can be inserted into a ring key or wire key that secures the wheels of a bicycle or other vehicle to unlock it, allowing the wheels to be moved. ▲4▼Ride a bicycle with the chin strap of your helmet fastened. ▲5▼Get off the bicycle, lock the ring key, and remove the key from the ring key. (6) Insert the key removed from the ring key into the buckle of the helmet of the present invention to unlock the buckle. ▲7▼The buckle can be unlocked and the helmet can be removed. Figure 2 shows the configuration of the chin strap and buckle attached to the helmet shell. The chin strap of the present invention may be manufactured in a state where it is attached to the helmet, or it may be manufactured as a chin strap alone and then attached to the shell of another helmet. FIG. 3(a) shows that the key can be separated from the buckle if the buckle is in a coupled state. Figure 3(b) shows that when the buckle is not engaged, a key is inserted into the keyhole of the buckle, meaning that the buckle cannot be unlocked unless the key is inserted into the keyhole.

Claims

[Claim 1] A helmet in which a male and female buckle are attached to each end of a pair of chin straps attached to the shell of the helmet, and which can unlock a ring key or wire key that secures the wheels of a vehicle such as a bicycle or motorbike using a key that is inserted into the buckle when the buckle is unlocked and separated from the buckle when the chin straps are fastened together by the buckle.

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