CN101204607A - Magnetic therapeutic device and manufacturing method thereof - Google Patents

Magnetic therapeutic device and manufacturing method thereof Download PDF

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Publication number
CN101204607A
CN101204607A CNA2007101990776A CN200710199077A CN101204607A CN 101204607 A CN101204607 A CN 101204607A CN A2007101990776 A CNA2007101990776 A CN A2007101990776A CN 200710199077 A CN200710199077 A CN 200710199077A CN 101204607 A CN101204607 A CN 101204607A
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magnetitum
covering part
mixture
silicone rubber
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CN101204607B (en
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新井义信
入泽公荣
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Pip Fujimoto Co Ltd
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Pip Fujimoto Co Ltd
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N2/00Magnetotherapy
    • A61N2/004Magnetotherapy specially adapted for a specific therapy
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H39/00Devices for locating or stimulating specific reflex points of the body for physical therapy, e.g. acupuncture
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N2/00Magnetotherapy
    • A61N2/06Magnetotherapy using magnetic fields produced by permanent magnets
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/10Characteristics of apparatus not provided for in the preceding codes with further special therapeutic means, e.g. electrotherapy, magneto therapy or radiation therapy, chromo therapy, infrared or ultraviolet therapy

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  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Rehabilitation Therapy (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Magnetic Treatment Devices (AREA)
  • Adornments (AREA)

Abstract

Disclosed is a magnetic therapeutic device for use as a wearable article including a necklace to exert a blood flow-promoting effect on a body of a user. The magnetic therapeutic device comprises an elongated flexible magnet portion formed from a mixture of a silicone rubber and a magnetic powder to extend in a given direction, and magnetically polarized, and a flexible sheath portion formed from a silicone rubber to cover over an entire outer periphery of the magnet portion.

Description

The manufacture method of magnetic therapeutic device and magnetic therapeutic device
Technical field
The present invention relates to have the magnetic therapeutic device and the manufacture method thereof of blood circulation facilitation etc.
Background technology
All the time, it is believed that magnetism is acted on health, but blood circulation promoting then can access good effect aspect healthy, and develop to obtaining the various health promoting appliances of this effect.
For example, the open communique spy of Japan Patent opens and discloses a kind of elongated magnet Magnetitum that produces above-mentioned magnetism, that can use magnetic necklace etc. of sneaking in flat 11-111515 number.This magnet comprises: Magnetitum portion, above-mentioned Magnetitum portion is by being after the synthetic resin material of the ferrite material powder (ferrite powder) more than 80% carries out thermoplastic to sneaking into proportion, by extrusion shaper (extruder) thus extrude and form strip; And covering part, above-mentioned covering part forms by the thermoplastic elastomer after the thermoplastic (thermoplastic elastomer) is extruded in the outer peripheral face of above-mentioned Magnetitum portion by extrusion shaper.
Adopt this magnet, can make and both had specified magnetic force, suppressed again that above-mentioned ferrite material powder etc. is exposed to the outside and the magnetic necklace that directly is attached to skin.
Yet, in the above-mentioned magnet because above-mentioned Magnetitum portion and above-mentioned covering part form by different materials, above-mentioned Magnetitum portion and above-mentioned covering part fit defective tightness, the magnetic force that sends to the outside from Magnetitum portion is difficult to management, and the magnetism that exists Magnetitum portion to produce can't act on the situation of human body equably.
Summary of the invention
The present invention does in view of the above problems, and its purpose is to provide a kind of magnetic therapeutic device that magnetism can be acted on more equably human body.
For addressing the above problem, magnetic therapeutic device provided by the invention is used to promote the blood of human body circulation, and it comprises: have pliability and elongated Magnetitum portion, extend along assigned direction, this Magnetitum portion is mainly formed by the mixture of silicone rubber and magnetic powder, and is magnetized; And having flexual covering part, this covering part is mainly formed by silicone rubber, and covers the whole periphery of above-mentioned Magnetitum portion.
Among the present invention, above-mentioned Magnetitum portion is formed by the silicone rubber (silicon rubber) and the mixture of magnetic powder, and the above-mentioned covering part that covers this Magnetitum portion is formed by silicone rubber, this Magnetitum portion and covering part mutually fully merge, therefore can be easily with the magnetism homogenization of sending to the outside from above-mentioned Magnetitum portion.That is, adopt the present invention, the magnetism that above-mentioned Magnetitum portion sends acts on human body equably, and the blood circulation promoting effect that this magnetism produces acts on human body effectively.And among the present invention, as mentioned above, covering part is formed by the stable silicone rubber of physiological character, even therefore this magnetic therapeutic device directly contacts skin, also can further positively suppress the harmful effect that this covering part is brought to skin.
And, in the present invention, comparatively it is desirable to, will form silicone rubber and the mixture of magnetic powder and the silicone rubber that forms above-mentioned covering part of above-mentioned Magnetitum portion, extrude by polychrome and be shaped.
Like this, above-mentioned covering part can easily cover the periphery of above-mentioned Magnetitum portion, and Magnetitum portion and covering part more positively fit tightly when extruding.
In addition, in the present invention, comparatively it is desirable to, above-mentioned magnetic powder is the powder of rare earth element magnet (Rare Earth Magnet).
Like this, as above-mentioned magnetic powder,,, also can keep the magnetism effect of Magnetitum portion even the component of the magnetic powder that above-mentioned Magnetitum portion comprises reduces if adopt magnetic more in the past than the strong rare earth element magnets such as ferrite Magnetitum that adopted.Therefore, both the magnetism effect can be guaranteed, the miniaturization of utensil integral body can be realized again.
And, as mentioned above,, then under the magnetism effect that keeps magnetic therapeutic device and size and identical in the past state, can increase the ratio of the silicone rubber in the above-mentioned Magnetitum portion if on the basis of guaranteeing identical magnetism effect, can reduce the component of magnetic powder.Like this, can improve the elasticity of Magnetitum portion, improve the pliability of utensil integral body.
And, in the present invention, comparatively it is desirable to, above-mentioned magnetic therapeutic device also comprises: fastener is positioned at an end of above-mentioned covering part, and is mainly formed by silicone rubber; And by fastener, be positioned at the other end of above-mentioned covering part, and main form and releasably be limited to by silicone rubber above-mentioned fastener by fastener, wherein, by being limited to above-mentioned fastener by fastener, make above-mentioned covering part in the form of a ring with the state that covers above-mentioned Magnetitum portion with above-mentioned.
Like this, this magnetic therapeutic device can be used as utilizations such as necklace or bracelet, and convenience improves.Particularly, the fastener that forms on the above-mentioned covering part is all formed by silicone rubber with identical with covering part by fastener, thereby can merge mutually with covering part and above-mentioned fastener and by fastener.Thus, can be easily on covering part, form fastener and by fastener, and suppress that more positively above-mentioned fastener takes place and by fastener from situations such as covering part come off.
The method of magnetic therapeutic device provided by the invention, be used to make aforesaid magnetic therapeutic device, it may further comprise the steps: mixing step, the above-mentioned silicone rubber, above-mentioned magnetic powder and the vulcanizing agent that form above-mentioned Magnetitum portion is mixing by first mixing roll, and will forming the above-mentioned silicone rubber of above-mentioned covering part and vulcanizing agent, to pass through second mixing roll mixing; Hold step, will drop into first extruder with the silicone rubber after mixture above-mentioned mixing and magnetic powder and vulcanizing agent, and will drop into second extruder with above-mentioned silicone rubber and vulcanizing agent after mixture above-mentioned mixing as covering part as Magnetitum portion; Extrusion step, with above-mentioned Magnetitum portion with mixture when above-mentioned first extruder is extruded, with above-mentioned covering part with mixture from above-mentioned second extruder be expressed into above-mentioned Magnetitum portion mixture around; And vulcanisation step, by heating above-mentioned each mixture that is extruded, vulcanize these mixture.
Adopt this method, fully mixed by each mixture of above-mentioned mixing (mixing) step and pinch, therefore the mixing inequality of above-mentioned Magnetitum portion and covering part is inhibited.Thus, realize the magnetism effect of above-mentioned magnetic powder even actionization human body etc.In addition, in said method, respectively each mixture is received into first extruder and second extruder by the above-mentioned step of holding, and by above-mentioned extrusion step, extruding above-mentioned Magnetitum portion with in the mixture, extrude above-mentioned covering part mixture around it, thus, can be easily cover above-mentioned Magnetitum portion mixture with mixture by above-mentioned covering part.In addition, by above-mentioned vulcanisation step, therefore two kinds of mixture being extruded of sulfuration simultaneously can realize that above-mentioned Magnetitum portion merges with the silicone rubber in the mixture mutually with silicone rubber in the mixture and above-mentioned covering part, will comprise that easily the Magnetitum portion and the covering part of these mixture is integrated.Particularly, in this utensil, identical silicone rubber is all contained with covering part with mixture with mixture in Magnetitum portion, therefore need not to vulcanize each mixture respectively under different conditions, can vulcanize simultaneously.Thus, can reduce job step, and can simplified apparatus.
As mentioned above, adopt the present invention, can provide a kind of and the magnetism effect can be acted on human body equably, can more positively suppress dysgenic magnetic therapeutic device again skin.
Description of drawings
Fig. 1 is the front view of magnetic necklace (magnetic therapeutic device) involved in the present invention.
Fig. 2 is the cutaway view of magnetic necklace shown in Figure 1.
Fig. 3 is the outline elevation that is used to make the extrusion forming device of magnetic necklace shown in Figure 1.
Fig. 4 is the approximate vertical view of extrusion forming device shown in Figure 3.
Fig. 5 is the general profile chart of the extrusion die (dies) that adopts in the extrusion forming device shown in Figure 3.
Fig. 6 is the general profile chart of the mould that uses when forming by fastener on magnetic necklace shown in Figure 1.
Fig. 7 is the general profile chart of other embodiment of the extrusion die that adopts in extrusion forming device shown in Figure 3.
Fig. 8 is the partial side view of other embodiment of magnetic necklace shown in Figure 1.
The specific embodiment
Followingly specific embodiments of the invention are described with reference to accompanying drawing.At this, the situation that is used as the magnetic necklace with regard to magnetic therapeutic device involved in the present invention describes.
Fig. 1 is that magnetic therapeutic device involved in the present invention is the front view of magnetic necklace, and Fig. 2 is the cutaway view of this magnetic necklace.
As depicted in figs. 1 and 2, this magnetic necklace 1 comprises Magnetitum portion 10, covering part 20, fastener 22 and by fastener 26.
Above-mentioned Magnetitum portion 10 is used for magnetism is acted on human body.This Magnetitum portion 10 is elongated members of the about 3mm of diameter.This Magnetitum portion 10 is that the silicone rubber (silicone rubber) and the mixture of magnetic powder form by extrusion molding, and it has pliability on the whole based on the elasticity that silicone rubber had.As above-mentioned magnetic powder, adopt the magnetic powder of the mixing Magnetitum that forms by stronger rare earth element magnet of magnetic and ferrite Magnetitum.In this Magnetitum portion 10, the mixed weight of above-mentioned magnetic powder and above-mentioned silicone rubber is roughly 7: 3 frequently.This Magnetitum portion 10 is magnetized.Particularly, as shown in Figure 2, this Magnetitum portion 10 is magnetized with the state that two magnetic poles are exposed to the outside respectively.
Above-mentioned covering part 20 is used to cover the whole periphery of above-mentioned Magnetitum portion 10, in order to avoid the above-mentioned magnetic powder that contains in the above-mentioned Magnetitum portion 10 leaks outside.This covering part 20 is parts of the about 0.3mm of thickness.This covering part 20 forms by silicone rubber is carried out extrusion molding.And this covering part 20 has sufficient pliability, thereby as shown in Figure 1, can be out of shape easily with the state that Magnetitum portion 10 is contained in inside.
At this, it is generally acknowledged that above-mentioned silicone rubber and other synthetic resin etc. are compared, its physiological character is stable, and is less to the harmful effect of health.Therefore, as mentioned above, if covering part 20 covers Magnetitum portions 10, and this covering part 20 is made of silicone rubber, even then magnetic necklace 1 directly contacts skin, also can suppress above-mentioned magnetic powder and be attached to skin, and more positively suppress the harmful effect to skin.
Above-mentioned fastener 22 is used for card and ends described later by fastener 26.This fastener 22 is made of and is formed at an end of above-mentioned covering part 20 silicone rubber.This fastener 22 is provided with from the outstanding locking protrusion 24 in the covering part 20 side direction outside.And, this locking protrusion 24 be arranged at described later by being engaged in the fastener 26 by stop hole 28, thereby above-mentionedly be limited to this fastener 22 by fastener 26.
Above-mentionedly be limited to above-mentioned fastener 22 by fastener 26.This is arranged on the above-mentioned covering part 20 end with above-mentioned fastener 22 opposition sides by fastener 26.This by be formed with in the fastener 26 be used for releasably engaging above-mentioned locking protrusion 24 by stop hole 28.And this is engaged with above-mentioned locking protrusion 24 by stop hole 28, makes covering part 20 become ring-type.
Have the as above magnetic necklace 1 of structure, by above-mentioned locking protrusion 24 is fixed in neck with being engaged by stop hole 28, and by above-mentioned covering part 20 covering the state bending of above-mentioned Magnetitum portion 10, thereby closely be contacted with the skin of above-mentioned cervical region.And the magnetism that above-mentioned Magnetitum portion 10 sends acts on human body, and human body is carried out sanguimotor promotion etc.At this, in this magnetic necklace 1, the magnetic force that this Magnetitum portion 10 sends is about 50mT.
Below, describe with reference to the manufacture method of accompanying drawing this magnetic necklace 1.Fig. 3 is the outline elevation that is used for the extrusion forming device of this magnetic necklace of extrusion molding, and Fig. 4 is the approximate vertical view of Fig. 3, and Fig. 5 is the general profile chart of the extrusion die that adopts in this extrusion forming device.Above-mentioned extrusion forming device comprises, first mixing roll 31 and second mixing roll 32, first extruder 41 and second extruder 42, vulcanizer 50, traction machine 60,61 and coiling machine 70.
Adopt the manufacture method of the above-mentioned magnetic necklace 1 of this extrusion molding apparatus to comprise following steps.
1) (mastication) step of plasticating
This step is to forming mixed milling type silicon rubber (the millable siliconrubber of above-mentioned Magnetitum portion 10 and above-mentioned covering part 20, be also referred to as heat vulcanized silicone rubber or high-temperature silicon disulfide rubber etc., heat cured rubber or heatvulcanizing rubber etc.) plasticating makes the step of its plasticization.By this step, the raw rubber of above-mentioned mixed milling type silicon rubber is pinched and plasticization by mixed repeatedly by roller in above-mentioned first mixing roll 31 and second mixing roll 32.
2) mixing (mixing) step
This step is with mixed milling type silicon rubber after the above-mentioned plasticization and the mixing step of other material.In this step, drop into first mixing roll 31, make these uniform mixing with above-mentioned mixed milling type silicon rubber, above-mentioned rare earth element magnet powder, above-mentioned ferrite magnetic stone powder with as the organic peroxide of vulcanizing agent etc.In addition, drop into second mixing roll 32, make these uniform mixing with above-mentioned mixed milling type silicon rubber with as the organic peroxide of vulcanizing agent etc.
3) hold step
This step be with by above-mentioned mixing step each mixing mixture be received into step in first extruder 41 and second extruder 42 respectively.By this step, be received into first extruder 41 by above-mentioned first mixing roll 31 mixing Magnetitum portions with mixture, be received into second extruder 42 by above-mentioned second mixing roll, 32 mixing covering part with mixture.
4) extrusion step
This step is to extrude the step of each mixture from above-mentioned first extruder 41 and second extruder 42.This first extruder 41 is connected with the connecting portion 43 that is arranged at vulcanizer 50 tops respectively with second extruder 42.Particularly, be provided with extrusion die 43a shown in Figure 5 in this connecting portion 43.Be provided with the inside casing 45 and the housing 44 of the vertically extending tubular that forms by lamellar parts among this extrusion die 43a.And the outlet of above-mentioned first extruder 41 is connected in this inside casing 45, and the outlet of above-mentioned second extruder 44 is connected in the part of being surrounded by this inside casing 45 and housing 44.
And, by this step, above-mentioned first extruder 41 is extruded the above-mentioned Magnetitum portion mixture of putting into this first extruder 41 downwards from the inboard of above-mentioned inside casing 45, with it simultaneously, second extruder 42 is extruded the above-mentioned covering part mixture of putting into this second extruder 42 downwards from above-mentioned inside casing 45 and the part that housing 44 is surrounded.So, each mixture continuously is extruded into vulcanizer 50 sides with mixture lining cap with the state that mixture covers with Magnetitum portion.
5) vulcanisation step
This step is to carry out sulfurized step by 50 pairs of mixture of extruding from above-mentioned each extruder 41,42 of vulcanizer.By this step, under atmospheric pressure, make its sclerosis thereby vulcanize the above-mentioned mixed milling type silicon rubber that contains in each mixture to blowing about 200 ℃ hot blast with Magnetitum portion that mixture covered around with mixture by above-mentioned covering part.At this moment, because above-mentioned Magnetitum portion cures with the state that fits tightly mutually with the silicone rubber of mixture and the above-mentioned covering part silicone rubber with mixture, so Magnetitum portion 10 and covering part 20 are hardened under the state that forms as one.So, by this vulcanisation step, can form covering part 20 and bar magnet 1a that the Magnetitum portion 10 that covered by this covering part 20 forms as one.
6) batch step
This step is the step of batching the bar magnet 1a that is formed by above-mentioned Magnetitum portion 10 and covering part 20 that discharges from above-mentioned vulcanizer 50.By this step, this magnet 1a is pulled by the traction machine 60,61 with running roller portion, and is progressively batched by coiling machine 70.
7) block step
This step is that the bar magnet 1a that will be batched by above-mentioned coiling machine 70 blocks the step into designated length.
8) fastener divides the welding step
This step be above-mentioned block to the covering part 20 of the magnet 1a of designated length on the above-mentioned fastener 22 of welding and by the step of fastener 26.In this step, at first an end of covering part 20 is installed to shown in Figure 6 by fastener with mould 80.And, the mixed milling type silicon rubber thin slice that is shaped is separately embedded this mould 80.Then, by this mould is applied specified pressure, this thin slice is configured as by the shape of fastener 26, and is fused to an end of above-mentioned covering part 20.Above-mentioned fastener 22 is formed at the other end of covering part 20 similarly, thereby forms the profile of this magnetic necklace 1.
9) magnetization step
By this step, strong magnetism shines the Magnetitum portion 10 that covers in by above-mentioned covering part 20, thereby above-mentioned Magnetitum portion 10 is magnetized.
Be magnetized by this step, above-mentioned Magnetitum portion 10 becomes the Magnetitum that magnetic pole is arranged along its length direction.Form the magnetic necklace 1 of the magnetism stepless action of this Magnetitum portion 10 thus in human body.
As mentioned above, this magnetic necklace 1 covers because be mixed with the covering part 20 that the Magnetitum portion 10 of magnetic powder formed by silicone rubber, is attached to skin etc. or injured skin so can suppress above-mentioned magnetic powder.And, above-mentioned Magnetitum portion 10 is formed by the mixture of silicone rubber and magnetic powder, and above-mentioned covering part 20 is formed by same silicone rubber, this Magnetitum portion 10 fully merges mutually with covering part 20, therefore the magnetism that sends to the outside from Magnetitum portion 10 is able to homogenization, can manageable magnetism, and the blood circulation promoting effect that this magnetism produces can act on human body effectively.And silicone rubber is the stable material of physiological character, therefore can further positively suppress skin is brought harmful effect.
In addition, as mentioned above,, then can under the state of guaranteeing the magnetism effect, increase the silicone rubber ratio in the Magnetitum portion 10 if adopt the strong rare earth element magnet powder of magnetic as the magnetic powder that forms Magnetitum portion 10.Thus, make the pliability of magnetic necklace 1 improve, realization can more closely be contacted with the magnetic necklace 1 of skin.In addition, if do not increase the ratio of above-mentioned silicone rubber, then can be in the size of guaranteeing to reduce on the specified flexual basis magnetic necklace 1.
In addition, as mentioned above, if by silicone rubber be formed on the fastener 22 that forms on the covering part 20 and releasably be limited to this fastener 22 by fastener 26, then covering part 20 can merge mutually with above-mentioned fastener 22 and by fastener 26, easily forms above-mentioned fastener 22 etc. on covering part 20.And, can suppress above-mentioned fastener 22 grades and come off from covering part 20.
In addition, manufacture method as above-mentioned magnetic necklace 1, if adopt aforesaid method, by above-mentioned extrusion step, above-mentioned covering part was extruded around it with mixture when above-mentioned Magnetitum portion was extruded with mixture, and therefore above-mentioned covering part 20 can easily cover above-mentioned Magnetitum portion 10.And, by above-mentioned vulcanisation step, the above-mentioned covering part of extruding is vulcanized with mixture simultaneously with mixture and Magnetitum portion, above-mentioned Magnetitum portion merges with the silicone rubber in the mixture mutually with silicone rubber in the mixture and above-mentioned covering part, therefore can be easily that the above-mentioned Magnetitum portion 10 and the covering part 20 that are formed by these mixture is integrated.Particularly, by this vulcanisation step since Magnetitum portion with mixture and covering part with the sulfuration of the silicone rubber that contains in the mixture each mixture cures.That is, need not under different conditions, to vulcanize each mixture respectively, can vulcanize simultaneously, therefore both can reduce job step, again can simplified apparatus.
At this, in the foregoing description, the magnetic powder that adopts the mixing Magnetitum that is formed by rare earth element magnet and the ferrite Magnetitum situation as the magnetic powder that forms above-mentioned Magnetitum portion 10 has been described, but has been not limited thereto, for example also can adopt the magnetic powder of samarium ferrum nitrogen (Sm-Fe-N) class Magnetitum etc.
In addition, in the foregoing description, illustrated that the above-mentioned magnetic powder and the mixed weight ratio of silicone rubber are 7: 3 situation, but be not limited to this ratio.But take into account pliability and magnetic force, this magnetic powder compares for to be advisable with 5: 5~9: 1 with the mixed weight of silicone rubber.
In addition, the thickness of the diameter of above-mentioned Magnetitum portion 10 and covering part 20 change that can suit.
In addition, magnetic therapeutic device involved in the present invention is also applicable to beyond the magnetic necklace.
In addition, also can sneak into coating etc. in the above-mentioned covering part 20.
In addition, in the foregoing description, the situation that covering part 20 is formed by a kind of mixture has been described, but also can have formed by the multiple mixture of different colours.For example shown in Figure 7, also can adopt the extrusion die 103 that is provided with a plurality of demarcation strip 104a in the part of being surrounded by inside casing 105 and housing 104, and on above-mentioned second extruder, a plurality of extruders are set further, the mixture of various different colours is extruded into respectively in the zone of being cut apart by above-mentioned demarcation strip 104a.At this moment, as shown in Figure 8, can be formed in the magnetic necklace 100 that covering part 20 forms a plurality of covering part 20a, the 20b of different colours.

Claims (5)

1. a magnetic therapeutic device is used to promote the blood of human body circulation, it is characterized in that comprising:
Have pliability and elongated Magnetitum portion, extend along assigned direction, this Magnetitum portion is mainly formed by the mixture of silicone rubber and magnetic powder, and is magnetized; And
Have flexual covering part, this covering part is mainly formed by silicone rubber, and covers the whole periphery of above-mentioned Magnetitum portion.
2. magnetic therapeutic device according to claim 1 is characterized in that: will form silicone rubber and the mixture of magnetic powder and the silicone rubber that forms above-mentioned covering part of above-mentioned Magnetitum portion, and extrude by polychrome and be shaped.
3. magnetic therapeutic device according to claim 1 is characterized in that: above-mentioned magnetic powder is the powder of rare earth element magnet.
4. magnetic therapeutic device according to claim 1 is characterized in that also comprising:
Fastener is positioned at an end of above-mentioned covering part, and is mainly formed by silicone rubber; And
By fastener, be positioned at the other end of above-mentioned covering part, and mainly form and releasably be limited to above-mentioned fastener by silicone rubber, wherein,
By being limited to above-mentioned fastener by fastener, make above-mentioned covering part in the form of a ring with the state that covers above-mentioned Magnetitum portion with above-mentioned.
5. the manufacture method of a magnetic therapeutic device is made the described magnetic therapeutic device of claim 2, it is characterized in that may further comprise the steps:
Mixing step, the above-mentioned silicone rubber, above-mentioned magnetic powder and the vulcanizing agent that form above-mentioned Magnetitum portion is mixing by first mixing roll, and will forming the above-mentioned silicone rubber of above-mentioned covering part and vulcanizing agent, to pass through second mixing roll mixing;
Hold step, will be received into first extruder with silicone rubber, magnetic powder and vulcanizing agent after mixture above-mentioned mixing, and will be received into second extruder with silicone rubber and vulcanizing agent after mixture above-mentioned mixing as covering part as Magnetitum portion;
Extrusion step, with above-mentioned Magnetitum portion with mixture when above-mentioned first extruder is extruded, above-mentioned covering part is expressed into above-mentioned Magnetitum portion with around the mixture with mixture from above-mentioned second extruder; And
Vulcanisation step by heating above-mentioned each mixture that is extruded, is vulcanized these mixture.
CN2007101990776A 2006-12-18 2007-12-12 Magnetic therapeutic device and manufacturing method thereof Active CN101204607B (en)

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JP2006339986 2006-12-18
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JP2007014472A JP4944626B2 (en) 2006-12-18 2007-01-25 Magnetic therapy device and magnetic therapy device manufacturing method
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