JPH0460322B2 - - Google Patents
Info
- Publication number
- JPH0460322B2 JPH0460322B2 JP58217553A JP21755383A JPH0460322B2 JP H0460322 B2 JPH0460322 B2 JP H0460322B2 JP 58217553 A JP58217553 A JP 58217553A JP 21755383 A JP21755383 A JP 21755383A JP H0460322 B2 JPH0460322 B2 JP H0460322B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- magnet
- hole
- magnetic
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000005291 magnetic effect Effects 0.000 claims description 42
- 230000005294 ferromagnetic effect Effects 0.000 claims description 22
- 238000001179 sorption measurement Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/10—Arrangement of fasteners
- A45C13/1069—Arrangement of fasteners magnetic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0231—Magnetic circuits with PM for power or force generation
- H01F7/0252—PM holding devices
- H01F7/0263—Closures, bags, bands, engagement devices with male and female parts
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Description
【発明の詳細な説明】
この発明は、永久磁石を用いた止具、就中、吸
着端面に於ける磁気漏れを防止するようにした止
具の開示に係わるものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a stopper using a permanent magnet, and particularly to a stopper which prevents magnetic leakage at the attracting end surface.
而して、従前に於けるこの種の止具に於いて
は、吸着端面にシールド鈑を添装し、磁気漏れを
防止するようにしたもの等があるが、磁気記録カ
ード等が磁石の吸着面に接触した場合該カードの
記録破壊を防止し得ないものであつた。 Previously, this type of fastener had a shield plate attached to the suction end face to prevent magnetic leakage, but magnetic recording cards, etc. It was impossible to prevent the card from being destroyed if it came into contact with the surface of the card.
本発明は、かゝる従前の止具に於ける不都合に
鑑み案出されたものであつて、その主たる目的の
一つは、止具に於ける吸着端面へのキヤシユカー
ド等の磁気記録カードの接触による記録破壊事故
を確実に防止し、鞄、ハンドバツグ、書類ケース
その他の袋物、バンド、ベルト等のバツクル、チ
エーンの止具等の磁気記録カードの接触し易い物
への安全な利用を可能となすようにしたものであ
る。 The present invention was devised in view of the inconveniences of the conventional fasteners, and one of its main purposes is to prevent magnetic recording cards such as cash cards from being attached to the suction end surface of the fastener. It reliably prevents record destruction accidents due to contact, and enables safe use of magnetic recording cards on objects that are easily touched, such as bags, handbags, document cases and other bags, buckles such as bands and belts, and chain stops. This is what I did.
又、本発明に於ける他の主たる目的の一つは、
磁気的な間〓を非磁性体の成形技術により作出す
るようにし、低廉な製作コストとなすようにした
ものである。 In addition, one of the other main objects of the present invention is to
The magnetic gap is created using non-magnetic material molding technology, resulting in low manufacturing costs.
而して、本発明は、斯かる諸特性の適切且つ合
目的々な奏功を期すべく、その構成の要旨を一方
の磁極面より他方の磁極面に向けて孔１ａを開設
された永久磁石１の一方磁極面ａに強磁性鈑２を
添装し、前記孔１ａに連通する孔３ａを有する非
磁性ケース３をもつて該磁石１並びに強磁性鈑２
とを一体に抱持せしめるようになすと共に磁石１
に於ける他方磁極面ｂ上に係脱自在に吸着される
強磁性鈑４と、前記強磁性鈑２とを直接又は他の
強磁性部材を介して磁石１に於ける孔１ａ内に於
いて係脱自在に吸着せしめるようにした止具の構
成に於いて、ケース３内に嵌装される永久磁石１
に於ける磁極面ｂと、この嵌装ケース３との間に
磁極的な間〓ｃを設けるようにした点に置かれた
ものであつて、その構成の要旨に附随した相当の
設計変更を予定したものである。 Therefore, in order to achieve appropriate and purposeful effects on these various characteristics, the present invention provides a permanent magnet 1 in which the hole 1a is opened from one magnetic pole surface to the other magnetic pole surface. A ferromagnetic plate 2 is attached to one of the magnetic pole faces a, and the magnet 1 and the ferromagnetic plate 2 are attached with a non-magnetic case 3 having a hole 3a communicating with the hole 1a.
and the magnet 1.
The ferromagnetic plate 4, which is removably attracted to the other magnetic pole surface b, and the ferromagnetic plate 2 are placed in the hole 1a in the magnet 1, either directly or through another ferromagnetic member. In the structure of the stopper which is adapted to be detachably attracted, the permanent magnet 1 fitted into the case 3
This design is designed to provide a magnetic pole-like gap c between the magnetic pole face b and this fitting case 3, and a considerable design change is made in accordance with the gist of the configuration. It was planned.
以下、本発明の詳細を図面に示す典型的な一実
施例について説明するに、１は一方の磁極面より
他方の磁極面に向けて孔１ａを開設されたドーナ
ツ形状の永久磁石であつて、その一方磁極面ａに
該磁石１の外径と同径寸法であり、且つ中央に強
磁性突起２ａを突設せしめた強磁性鈑を添装せし
め、該孔１ａの底部より該突起２ａを立上るよう
にし、この磁石１並びに強磁性鈑２とを、該孔１
ａに連通する孔３ａを有する真鍮、アルミニウ
ム、樹脂等の非磁性ケース３をもつて、一体的に
抱持せしめるようにし、そのケース３内に嵌装さ
れる該磁石１に於ける磁極面ｂと、ケース３との
間に磁極的な間〓ｃが設けられるものである。 Hereinafter, details of the present invention will be described with reference to a typical embodiment shown in the drawings. Reference numeral 1 is a donut-shaped permanent magnet with a hole 1a opened from one magnetic pole surface to the other magnetic pole surface. On the other hand, a ferromagnetic plate having the same diameter as the outer diameter of the magnet 1 and having a ferromagnetic protrusion 2a protruding from the center is attached to the magnetic pole surface a, and the protrusion 2a is erected from the bottom of the hole 1a. the magnet 1 and the ferromagnetic plate 2 into the hole 1.
A non-magnetic case 3 made of brass, aluminum, resin, etc. having a hole 3a communicating with a is integrally held, and the magnetic pole surface b of the magnet 1 fitted in the case 3 is A magnetic pole-like gap 〓c is provided between the case 3 and the case 3.
尚、前記せる非磁性ケース３は、該磁石１の磁
極面ｂに該間〓ｃを介して平行となる吸着側の端
面を有し、該端面の中央には、内側に突出して、
該磁石１の孔１ａ内壁に密嵌される開口筒部３ａ
を有したものである。 The non-magnetic case 3 has an end face on the attracting side that is parallel to the magnetic pole face b of the magnet 1 with the gap 〓c interposed therebetween.
An open cylindrical portion 3a that is tightly fitted into the inner wall of the hole 1a of the magnet 1
It has the following.
又、前記鈑２に於ける非吸着端面には、脚片５
ａ，５ａ付きの座金５を前記突起２ａより非吸着
方向に突出するカシメ桿２′ａをもつてカシメ付
けをなすようにしたものである。 In addition, a leg piece 5 is provided on the non-adsorption end surface of the plate 2.
The washer 5 with a and 5a is crimped with a crimping rod 2'a protruding from the protrusion 2a in the non-adhesive direction.
かゝる構成の止具本体Ａに吸着する掛具Ｂは、
強磁性鈑４の中央に強磁性突起４ａを、吸着時に
於いて前記突起２ａと該孔１ａ内で当接する所定
長さのものを突設せしめ、この突起４ａの非吸着
側端面より突出するカシメ桿４′ａを鈑４、脚片
５ａ，５ａ付き座金５を介してカシメ付けしたも
のである。 The hanger B that sticks to the stopper main body A with such a configuration is
A ferromagnetic protrusion 4a is provided at the center of the ferromagnetic plate 4 with a predetermined length that comes into contact with the protrusion 2a in the hole 1a during adsorption, and a caulking member protrudes from the end surface of the non-adsorption side of the protrusion 4a. A rod 4'a is caulked via a plate 4, leg pieces 5a, and washers 5 with 5a attached.
本発明は、叙上に於ける特徴ある構成、就中一
方の磁極面より他方の磁極面に向けて孔１ａを開
設された永久磁石１の一方磁極面ａに強磁性鈑２
を添装し、前記孔１ａに連通する孔３ａを有する
非磁性ケース３をもつて該磁石１並びに強磁性鈑
２とを一体に抱持せしめるようになすと共に磁石
１に於ける他方磁極面ｂ上に係脱自在に吸着され
る強磁性鈑４と、前記強磁性鈑２とを直接又は他
の強磁性部材を介して磁石１に於ける孔１ａ内に
於いて係脱自在に吸着せしめるようにした止具の
構成に於いて、ケース３内に嵌装される永久磁石
１に於ける磁極面ｂと、この嵌装ケース３との間
に磁極的な間〓ｃを設けるようにしたことによつ
て、前記せる従前例の欠陥を有効に是正し得たも
のであつて、以下の具体的な効果の奏効を期待さ
れたものである。 The present invention has a characteristic configuration as described above, in particular, a ferromagnetic plate 2 is provided on one magnetic pole surface a of a permanent magnet 1 in which a hole 1a is opened from one magnetic pole surface to the other magnetic pole surface.
The magnet 1 and the ferromagnetic plate 2 are held together by a non-magnetic case 3 having a hole 3a communicating with the hole 1a, and the other magnetic pole surface b of the magnet 1 The ferromagnetic plate 4, which is detachably attracted to the top, and the ferromagnetic plate 2 are detachably attracted to the hole 1a in the magnet 1, either directly or through another ferromagnetic member. In the structure of the fastener shown in FIG. As a result, the deficiencies of the prior art precedents mentioned above can be effectively corrected, and the following specific effects are expected.
即ち、本発明に於いては、磁石１の吸着端面と
非磁性ケース３との間に磁気的な間〓ｃを設けた
ことによつて、掛具Ｂを吸着していない状態で
は、磁石１の吸着端面に於ける磁力線は、磁石吸
着端面の孔１ａの縁より孔１ａ内の突起２ａの吸
着端面周縁部に亘つて発生し、前記非磁性ケース
３より上方へは発生しないため。該ケース３上に
キヤツシユカード等の磁気記録カードが接触した
場合に何ら、磁気記録を乱すことがなく、かゝる
止具の取付けられたハンドバツグ、鞄等への該カ
ードの出入りによるカードの機能破壊を無からし
めたものである。 That is, in the present invention, by providing a magnetic gap 〓c between the attracting end surface of the magnet 1 and the non-magnetic case 3, when the hanger B is not attracted, the magnet 1 The lines of magnetic force at the attracting end face of the magnet are generated from the edge of the hole 1a of the magnet attracting end face to the periphery of the attracting end face of the protrusion 2a inside the hole 1a, and are not generated above the non-magnetic case 3. When a magnetic recording card such as a cash card comes into contact with the case 3, the magnetic recording is not disturbed in any way, and the card can be inserted into or removed from a handbag, bag, etc. equipped with such a stopper. It completely eliminates functional destruction.
又、本発明に於ける他の実施例を説明するに、
第２図に於いては、該鈑２に対して鈑４の突起４
ａは、吸着時に直接当接するものであつて、掛具
Ｂの横方向への負荷による離脱を有効に防止する
ようにしたものである。 Also, to explain other embodiments of the present invention,
In FIG. 2, the protrusion 4 of the plate 4 relative to the plate 2 is
A is directly abutted during suction, and is designed to effectively prevent the hanger B from coming off due to a load in the lateral direction.
尚、座金５は鈑２と同径寸法のものとされ非磁
性ケース３の下周縁の折曲げにより固定せしめた
ものであつて、カシメ付等の処理を省略したもの
である。 Note that the washer 5 has the same diameter as the plate 2 and is fixed by bending the lower peripheral edge of the non-magnetic case 3, and crimping or other processing is omitted.
第３図に示す実施例は、鈑４の周縁を吸着方向
に突出した縁部となし本体Ａとの吸着時に本体Ａ
の上部を嵌合し、突起４ａを有しなくとも、横方
向のズレに対処し得るものであつて、鈑２に於け
る突起２ａは、孔１ａの開口レベルまで立上つた
ものである。 The embodiment shown in FIG.
The upper part of the plate 2 is fitted, and even without the protrusion 4a, it is possible to cope with lateral misalignment, and the protrusion 2a on the plate 2 rises up to the opening level of the hole 1a.
第４図に於いては、磁石１の吸着端面と非磁性
ケース３の間〓に合成樹脂等の非磁性体６を充填
し、吸着端面の強度を向上せしめたものである。 In FIG. 4, a non-magnetic material 6 such as synthetic resin is filled between the attracting end surface of the magnet 1 and the non-magnetic case 3 to improve the strength of the attracting end surface.
第５図、第６図及び第７図に於いては、鈑２の
非吸着側面にカシメ管５ｂを有する座金５を溶
着、鑞付け等の処理をもつて、止着したものであ
る。 In FIGS. 5, 6, and 7, a washer 5 having a caulking tube 5b is fixed to the non-adsorbing side surface of the plate 2 by welding, brazing, etc.
第８図に於いては、鈑２にピン２ｂ付突起２ａ
を刺挿し、該ピン２ｂをもつて鞄、ハンドバツグ
等に取付け得るようにしたものである。 In Fig. 8, a protrusion 2a with a pin 2b is attached to the plate 2.
It is designed so that it can be attached to a bag, handbag, etc. by inserting it into the bag and holding the pin 2b.
第９図に於いては、突起２ａの取付桿を螺子桿
２ｃとなし、被取付部材にナツト等をもつて締着
せしめるものである。 In FIG. 9, the attachment rod of the protrusion 2a is a screw rod 2c, which is fastened to the member to be attached using a nut or the like.
第１０図に於いては、該突起２ａより鈑２を介
して非吸着方向に突出する取付桿を戻り止め構造
の刺挿桿２ｄとし、非取付部材への簡単な止着を
可能としたものである。 In FIG. 10, the mounting rod that protrudes from the protrusion 2a through the plate 2 in the non-adsorption direction is a piercing rod 2d with a detent structure, making it possible to easily attach it to a non-mounting member. It is.
第１１図に於ける実施例は鈑２の非吸着側面に
爪５ｃ付き座金５をカシメ付けしたものであつ
て、爪５ｃをもつて皮材等の非取付部材へ刺し込
み止着せしめるものである。 In the embodiment shown in FIG. 11, a washer 5 with a claw 5c is caulked to the non-adhesive side surface of the plate 2, and the claw 5c is used to pierce a non-attached member such as a leather material and fix it. be.
第１２図に於いては、該鈑２を一側方向に延設
し、鎖７又はベルト等を係着し靴のバンド等の止
具としての使用を可能としたものである。 In FIG. 12, the plate 2 is extended in one direction and can be used as a fastener for a shoe band or the like by attaching a chain 7 or a belt.
第１３図に於いては、本体Ａの非吸着側端面
に、該本体Ａを周回する補強突出部８ａを有する
補強鈑８を一体的にカシメ付けしたものであつ
て、筆箱、ハンドバツグ、鞄その他の袋物の止具
として使用され得るものである。 In FIG. 13, a reinforcing plate 8 having a reinforcing protrusion 8a that goes around the main body A is integrally caulked to the non-adsorption side end surface of the main body A, and is used for pencil cases, handbags, bags, etc. It can be used as a fastener for bags.
叙上に於ける如く、本発明は、磁気漏れを有効
に防止した新しい止具の提供をその目的としたも
のである。 As stated above, an object of the present invention is to provide a new fastener that effectively prevents magnetic leakage.
第１図は本発明の典型的な一実施例を示す断面
図、第２図乃至第１３図は同他の一実施例を示す
断面図である。
尚、図中１……永久磁石、２……強磁性鈑、３
……非磁性ケース、４……強磁性鈑、５……座
金、６……非磁性体、７……鎖、８……補強鈑を
示したものである。
FIG. 1 is a sectional view showing a typical embodiment of the present invention, and FIGS. 2 to 13 are sectional views showing other embodiments of the invention. In addition, in the figure 1... permanent magnet, 2... ferromagnetic plate, 3
...Nonmagnetic case, 4...Ferromagnetic plate, 5...Washer, 6...Nonmagnetic material, 7...Chain, 8...Reinforcement plate.
Claims (1)
ａを開設された永久磁石１の一方磁極面ａに強磁
性鈑２を添装し、前記孔１ａに連通する孔３ａを
有する非磁性ケース３をもつて該磁石１並びに強
磁性鈑２とを一体に抱持せしめるようになすと共
に磁石１に於ける他方磁極面ｂ上に係脱自在に吸
着される強磁性鈑４と、前記強磁性鈑２とを直接
又は他の強磁性部材を介して磁石１に於ける孔１
ａ内に於いて係脱自在に吸着せしめるようにした
止具の構成に於いて、ケース３内に嵌装される永
久磁石１に於ける磁極面ｂと、この嵌装ケース３
との間に磁極的な間〓ｃを設けるようにしたこと
を特徴とする止具。1 Hole 1 from one magnetic pole face to the other magnetic pole face
A ferromagnetic plate 2 is attached to one magnetic pole face a of a permanent magnet 1, and the magnet 1 and the ferromagnetic plate 2 are attached with a non-magnetic case 3 having a hole 3a communicating with the hole 1a. A ferromagnetic plate 4 which is integrally held and detachably attracted to the other magnetic pole face b of the magnet 1 and the ferromagnetic plate 2 are connected directly or through another ferromagnetic member. Hole 1 in magnet 1
In the structure of the stopper that can be detachably attracted in the case 3, the magnetic pole face b of the permanent magnet 1 fitted in the case 3 and the fitted case 3
A fastener characterized in that a magnetic pole-like gap 〓c is provided between the fastener and the fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21755383A JPS60110104A (en) | 1983-11-18 | 1983-11-18 | Latch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21755383A JPS60110104A (en) | 1983-11-18 | 1983-11-18 | Latch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60110104A JPS60110104A (en) | 1985-06-15 |
| JPH0460322B2 true JPH0460322B2 (en) | 1992-09-25 |
Family
ID=16706059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21755383A Granted JPS60110104A (en) | 1983-11-18 | 1983-11-18 | Latch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60110104A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6331103A (en) * | 1986-07-24 | 1988-02-09 | Oyo Gijutsu Kenkyusho:Kk | Magnetic latching tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS611685Y2 (en) * | 1980-04-08 | 1986-01-21 |
-
1983
- 1983-11-18 JP JP21755383A patent/JPS60110104A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60110104A (en) | 1985-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5125134A (en) | Magnetic fastener | |
| US4021891A (en) | Magnetic lock closure | |
| US2475226A (en) | Magnetic fastener | |
| US4989299A (en) | Fastener means utilizing attraction of permanent magnet | |
| US5249338A (en) | Magnetic lock device | |
| JPS6124807B2 (en) | ||
| JPH0460322B2 (en) | ||
| JPS5972106A (en) | Engaging device | |
| JP2858154B2 (en) | Engaging tool | |
| JP2822259B2 (en) | Engaging tool | |
| JPS588845Y2 (en) | Lid stopper for school bags | |
| JPS5972105A (en) | Engaging device | |
| JP2826758B2 (en) | Engaging tool | |
| JPS6145361B2 (en) | ||
| JPS62155810A (en) | Clasp for band | |
| JPS6042603B2 (en) | Hanging device using magnets | |
| JPS6295808A (en) | Fastening means | |
| JPS639365B2 (en) | ||
| JPS63142617A (en) | Engaging tool | |
| JPS6111452B2 (en) | ||
| JPS6111449B2 (en) | ||
| JPH0219273B2 (en) | ||
| JPS6264305A (en) | Crasp | |
| JPS61146203A (en) | Crasp using permanent magnet | |
| JPS61253807A (en) | Engaging means |