JPH094625A - Burglarproof tightening knob - Google Patents
Burglarproof tightening knobInfo
- Publication number
- JPH094625A JPH094625A JP17391295A JP17391295A JPH094625A JP H094625 A JPH094625 A JP H094625A JP 17391295 A JP17391295 A JP 17391295A JP 17391295 A JP17391295 A JP 17391295A JP H094625 A JPH094625 A JP H094625A
- Authority
- JP
- Japan
- Prior art keywords
- tightening
- tightening knob
- bolt
- spacer
- peripheral surface
- 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.)
- Pending
Links
Landscapes
- Burglar Alarm Systems (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は盗難防止可能な締付ノ
ブ、特に、ボルトまたはナット等の螺合部材にノブを設
けた盗難防止可能な締付ノブに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an antitheft tightening knob, and more particularly to an antitheft tightening knob provided with a knob on a screw member such as a bolt or a nut.
【０００２】[0002]
【従来の技術】従来、手でノブを回動することにより容
易に締付け及び取外しが行なえるようにした盗難防止可
能な締付ノブとしては、例えば実開平２−３８５１０号
公報に示されたものがある。2. Description of the Related Art A conventional anti-theft tightening knob which can be easily tightened and removed by manually rotating the knob is disclosed in, for example, Japanese Utility Model Publication No. 2-38510. There is.
【０００３】[0003]
【発明が解決しようとする課題】然しながら、このよう
な従来の締付ノブにおいてはキーシリンダーを使用して
いるため複雑、高価で且つ壊れ易いという欠点があっ
た。However, such a conventional tightening knob has the drawbacks of being complicated, expensive and fragile because it uses a key cylinder.
【０００４】本発明は上記の欠点を除くようにしたもの
である。The present invention is designed to eliminate the above drawbacks.
【０００５】[0005]
【課題を解決するための手段】本発明の盗難防止可能な
締付ノブは、被締結部材を締結するための締付ボルト
と、この締付ボルトの操作部を囲み保持する締付ノブ部
分と、この締付ノブ部分と上記操作部間を互いに連結す
るため上記締付ノブ部分内に挿脱自在なスペーサとより
成る。A tightening knob capable of preventing theft includes a tightening bolt for tightening a member to be fastened, and a tightening knob portion for surrounding and holding an operating portion of the tightening bolt. And a spacer which can be inserted into and removed from the tightening knob portion so as to connect the tightening knob portion and the operating portion to each other.
【０００６】本発明の盗難防止可能な締付ノブでは、上
記締付ボルトの操作部と上記被締結部材間に弾性ワッシ
ャーが介挿される。In the anti-theft tightening knob of the present invention, the elastic washer is inserted between the operating portion of the tightening bolt and the member to be fastened.
【０００７】本発明の盗難防止可能な締付ノブでは、上
記締付ノブ部分が筒状であり、上記スペーサが上記締付
ノブ部分の内周面に合致する形状の外周面と、上記操作
部の外周面に合致する形状の内周面とを有する筒状体で
ある。In the anti-theft tightening knob of the present invention, the tightening knob portion has a cylindrical shape, and the spacer has an outer peripheral surface having a shape matching the inner peripheral surface of the tightening knob portion, and the operating portion. And an inner peripheral surface having a shape matching the outer peripheral surface of the.
【０００８】本発明の盗難防止可能な締付ノブでは、上
記内周面及び外周面が多角形状である。In the anti-theft tightening knob of the present invention, the inner peripheral surface and the outer peripheral surface are polygonal.
【０００９】本発明の盗難防止可能な締付ノブでは、上
記スペーサの外周面に互いに係合可能な凹溝と凸条の何
れか一方が形成されており、上記締付ノブ部分の内周面
に何れか他方が形成されている。In the anti-theft tightening knob of the present invention, the outer peripheral surface of the spacer is formed with one of a groove and a ridge capable of engaging with each other, and the inner peripheral surface of the tightening knob portion is formed. Either of them is formed.
【００１０】[0010]
【実施例】以下図面によって本発明の実施例を説明す
る。Embodiments of the present invention will be described below with reference to the drawings.
【００１１】図１において、１はスキー等を載置するた
めのキャリアバー、２はその支脚、３は車体、４はこの
車体３に設けられた雨樋、５は上記雨樋４に外側面より
その下部が結合される締付フック、６は上記締付フック
５の外側からこれを貫通して上記支脚２に螺合される締
付ボルト、７は上記締付ボルト６の角形頭部、８はこの
角形頭部７に係合した締付ノブ部分を示し、本発明にお
いては図１〜図４に示すように締付ノブ部分８の端壁９
に上記締付ボルト６のねじ部分を挿通せしめる孔１０を
形成し、上記締付ボルト６の角形、例えば６角形の頭部
７に係合する上記締付ノブ部分８の内周面１１を上記角
形頭部７の外径より十分に大きい内径の多角形、例えば
６角形状ならしめ、この締付ノブ部分８の内周面１１に
合致する形状の外周面と、上記締付ボルト６の角形頭部
７の外径に合致する形状の内周面とを有する筒状スペー
サ１２を上記締付ノブ部分８の内周面１１と上記締付ボ
ルト６の角形頭部７間に挿脱自在ならしめる。In FIG. 1, 1 is a carrier bar for mounting skis and the like, 2 is its supporting legs, 3 is a vehicle body, 4 is a rain gutter provided on the vehicle body 3, and 5 is an outer surface of the rain gutter 4. Further, a fastening hook whose lower part is coupled, 6 is a fastening bolt which penetrates the fastening hook 5 from the outside and is screwed into the support leg 2, and 7 is a square head portion of the fastening bolt 6. Reference numeral 8 denotes a tightening knob portion engaged with the rectangular head portion 7. In the present invention, as shown in FIGS. 1 to 4, an end wall 9 of the tightening knob portion 8 is shown.
Is formed with a hole 10 through which the threaded portion of the tightening bolt 6 is inserted, and the inner peripheral surface 11 of the tightening knob portion 8 that engages with a square, for example, hexagonal head portion 7 of the tightening bolt 6 is described above. A polygon having an inner diameter that is sufficiently larger than the outer diameter of the square head 7, for example, a hexagonal shape, and an outer peripheral surface of a shape that matches the inner peripheral surface 11 of the tightening knob portion 8 and the square shape of the tightening bolt 6 described above. A cylindrical spacer 12 having an inner peripheral surface having a shape matching the outer diameter of the head portion 7 can be inserted and removed between the inner peripheral surface 11 of the tightening knob portion 8 and the square head portion 7 of the tightening bolt 6. Close.
【００１２】本発明の盗難防止可能な締付ノブは上記の
ような構成であるから、上記スペーサ１２を締付ノブ部
分８内に挿入した状態で締付ノブ部分８を回動すれば締
付ボルト６がその角形頭部７及び上記スペーサ１２を介
して回動され締付ノブ部分８の端壁外面が締付フック５
に接した状態で締付が完了する。Since the anti-theft tightening knob of the present invention has the above-mentioned structure, the tightening knob part 8 is rotated with the spacer 12 inserted in the tightening knob part 8. The bolt 6 is rotated through its square head 7 and the spacer 12, and the outer surface of the end wall of the tightening knob portion 8 is tightened by the tightening hook 5.
Tightening is completed in the state of contacting with.
【００１３】この締付完了後、図１に示すように上記ス
ペーサ１２を上記締付ノブ部分８から引き抜けば締付ノ
ブ部分８の内周面１１と締付ボルト６の角形頭部７間の
係合が断たれるため、締付ノブ部分８を回動しても締付
ボルト６が回動することなく、従って上記締付を緩める
ことができないようになる。After completion of the tightening, as shown in FIG. 1, if the spacer 12 is pulled out from the tightening knob portion 8, between the inner peripheral surface 11 of the tightening knob portion 8 and the square head 7 of the tightening bolt 6. Since the engagement is disengaged, the tightening bolt 6 does not rotate even if the tightening knob portion 8 is rotated, and therefore the tightening cannot be loosened.
【００１４】なお、この実施例においては締付完了時に
おいて締付ノブ部分８の端壁９が締付ボルト６の角形頭
部７の内端面と締付フック５間に挾持された状態になる
から、この状態で締付ノブ部分８を緩む方向に強制的に
回動せしめれば、締付ボルト６が両者間の摩擦力で同じ
く緩む方向に回動するおそれがある。In this embodiment, when tightening is completed, the end wall 9 of the tightening knob portion 8 is sandwiched between the inner end surface of the square head 7 of the tightening bolt 6 and the tightening hook 5. Therefore, if the tightening knob portion 8 is forcibly rotated in this state in the loosening direction, the tightening bolt 6 may rotate in the loosening direction due to the frictional force between the two.
【００１５】従って、本発明の他の実施例においては、
図５〜図７に示すように上記締付ノブ部分８の端壁９の
孔１０を締付ボルト６のねじ部分より十分に大径とし、
この孔１０に挿入される大きさの外径と、上記締付ボル
ト６のねじ部分を挿通せしめる大きさの内径を有し、上
記締付ノブ部分８の端壁９の厚さより長い筒状のボス１
３と、このボス１３の一端面に一体に形成した弧状に湾
曲した弾性板状フランジ１４とより成るワッシャー１５
を上記締付ノブ部分８と締付フック５間に介在せしめ
る。Therefore, in another embodiment of the present invention,
As shown in FIGS. 5 to 7, the hole 10 in the end wall 9 of the tightening knob portion 8 has a diameter sufficiently larger than that of the threaded portion of the tightening bolt 6,
A cylindrical shape having an outer diameter large enough to be inserted into the hole 10 and an inner diameter large enough to allow the threaded portion of the tightening bolt 6 to be inserted therethrough and longer than the thickness of the end wall 9 of the tightening knob portion 8. Boss 1
3 and a washer 15 composed of an elastic plate-shaped flange 14 which is integrally formed on one end surface of the boss 13 and which is curved in an arc shape.
Is interposed between the tightening knob portion 8 and the tightening hook 5.
【００１６】この実施例によれば、締付完了時点で図５
に示すように上記締付ノブ部分８の端壁９がワッシャー
１５のボス１３によって遊動状態に支持されることにな
り、上記スペーサ１２を引き抜けば、締付ノブ部分８は
空回りし、締付ボルト６の回動を完全に阻止できるよう
になる。According to this embodiment, when the tightening is completed, as shown in FIG.
As shown in FIG. 5, the end wall 9 of the tightening knob portion 8 is supported by the boss 13 of the washer 15 in a floating state, and when the spacer 12 is pulled out, the tightening knob portion 8 idles and tightens. The rotation of the bolt 6 can be completely blocked.
【００１７】図８は本発明の他の実施例を示し、この実
施例においてはスペーサ１２の外周面に軸方向に延びる
凹溝１６を形成し、この凹溝１６に合致する凸条（図示
せず）を上記締付ノブ部分８の内周面１１に軸方向に形
成せしめる。FIG. 8 shows another embodiment of the present invention. In this embodiment, a groove 16 extending in the axial direction is formed on the outer peripheral surface of the spacer 12, and a ridge (which is shown in the drawing) that matches the groove 16 is formed. Is formed on the inner peripheral surface 11 of the tightening knob portion 8 in the axial direction.
【００１８】この実施例によればスペーサ１２の多角形
状のみならず、凹溝１６の有無によってキーとしての役
割を十分に果たし得るようになる。According to this embodiment, not only the polygonal shape of the spacer 12 but also the presence or absence of the concave groove 16 can sufficiently serve as a key.
【００１９】なお、上記凹溝、凸条は夫々凸条、凹溝と
しても良く、これらの組合せをスペーサ１２の内周面と
締付ボルト６の角形頭部７の外周面に形成しても良い。The concave groove and the convex groove may be a convex groove and a concave groove, respectively, and a combination thereof may be formed on the inner peripheral surface of the spacer 12 and the outer peripheral surface of the square head 7 of the tightening bolt 6. good.
【００２０】図９は、締付ボルト６を上記支脚２の内側
面から上記締付フック５を貫通して外側に突出せしめ、
この締付ボルト６のねじ部にナット１７に螺合し、この
ナット１７を上記スペーサ１２を介して上記締付ノブ部
分８によって回動することによって締め付けるようにし
た本発明の更に他の実施例を示し、その作用効果は上記
実施例と同様である。In FIG. 9, the tightening bolt 6 is projected from the inner surface of the supporting leg 2 through the tightening hook 5 to the outside.
Yet another embodiment of the present invention in which a nut 17 is screwed into the thread portion of the tightening bolt 6 and is tightened by rotating the nut 17 by the tightening knob portion 8 through the spacer 12. And the action and effect thereof are similar to those of the above-mentioned embodiment.
【００２１】[0021]
【発明の効果】上記のように本発明の盗難防止可能な締
付ノブによれば、スペーサ１２を用いなければ締付ボル
ト６の締付け及び緩めを実行できず、締付完了後はスペ
ーサ１２を取り除いた状態とするのみで極めて簡単確実
に盗難防止を図ることができる大きな利益がある。As described above, according to the anti-theft tightening knob of the present invention, the tightening and loosening of the tightening bolt 6 cannot be executed unless the spacer 12 is used, and the spacer 12 is not removed after the tightening is completed. There is a great advantage that the anti-theft can be achieved very simply and surely only by removing it.
【図１】本発明の締付ノブの説明用側面図である。FIG. 1 is a side view for explaining a tightening knob of the present invention.
【図２】図１に示す締付ノブの締付完了状態を示す縦断
側面図である。FIG. 2 is a vertical cross-sectional side view showing a tightening completed state of the tightening knob shown in FIG.
【図３】図１に示す締付ノブの基部の正面図である。FIG. 3 is a front view of a base portion of the tightening knob shown in FIG.
【図４】図１に示す締付ノブのスペーサの斜視図であ
る。4 is a perspective view of a spacer of the tightening knob shown in FIG. 1. FIG.
【図５】本発明の他の実施例における締付ノブの締付完
了状態を示す縦断側面図である。FIG. 5 is a vertical cross-sectional side view showing a tightening completed state of a tightening knob according to another embodiment of the present invention.
【図６】図５に示す締付ノブのワッシャーの平面図であ
る。6 is a plan view of the washer of the tightening knob shown in FIG.
【図７】図６に示すワッシャーの縦断側面図である。7 is a vertical sectional side view of the washer shown in FIG.
【図８】本発明の締付ノブのスペーサの他の実施例を示
す斜視図である。FIG. 8 is a perspective view showing another embodiment of the spacer of the tightening knob of the present invention.
【図９】本発明の更に他の実施例における締付ノブの締
付完了状態を示す縦断側面図である。FIG. 9 is a vertical cross-sectional side view showing a tightening completed state of a tightening knob according to still another embodiment of the present invention.
１ キャリアバー ２ 支脚 ３ 車体 ４ 雨樋 ５ 締付フック ６ 締付ボルト ７ 角形頭部 ８ 締付ノブ部分 ９ 端壁 １０ 孔 １１ 内周面 １２ 筒状スペーサ １３ ボス １４ 弾性板状フランジ １５ ワッシャー １６ 凹溝 １７ ナット 1 Carrier Bar 2 Support Leg 3 Car Body 4 Rain Gutter 5 Tightening Hook 6 Tightening Bolt 7 Square Head 8 Tightening Knob Part 9 End Wall 10 Hole 11 Inner Surface 12 Cylindrical Spacer 13 Boss 14 Elastic Plate Flange 15 Washer 16 Groove 17 Nut
Claims (5)
と、この締付ボルトの操作部を囲み保持する締付ノブ部
分と、この締付ノブ部分と上記操作部間を互いに連結す
るため上記締付ノブ部分内に挿脱自在なスペーサとより
成ることを特徴とする盗難防止可能な締付ノブ。1. A fastening bolt for fastening a member to be fastened, a fastening knob portion surrounding and holding an operating portion of the fastening bolt, and connecting the fastening knob portion and the operating portion to each other. A tightening knob capable of preventing theft, comprising a spacer that can be inserted into and removed from the tightening knob portion.
材間に弾性ワッシャーが介挿されることを特徴とする請
求項１記載の盗難防止可能な締付ノブ。2. The anti-theft tightening knob according to claim 1, wherein an elastic washer is inserted between the operating portion of the tightening bolt and the member to be fastened.
ペーサが上記締付ノブ部分の内周面に合致する形状の外
周面と、上記操作部の外周面に合致する形状の内周面と
を有する筒状体であることを特徴とする請求項１または
２記載の盗難防止可能な締付ノブ。3. The tightening knob portion has a cylindrical shape, and the spacer has an outer peripheral surface having a shape matching the inner peripheral surface of the tightening knob portion and an inner peripheral surface having a shape matching the outer peripheral surface of the operating portion. The anti-theft tightening knob according to claim 1 or 2, which is a tubular body having a surface.
ことを特徴とする請求項３記載の盗難防止可能な締付ノ
ブ。4. The tightening knob capable of preventing theft according to claim 3, wherein the inner peripheral surface and the outer peripheral surface have a polygonal shape.
な凹溝と凸条の何れか一方が形成されており、上記締付
ノブ部分の内周面に何れか他方が形成されていることを
特徴とする請求項３または４記載の盗難防止可能な締付
ノブ。5. The outer peripheral surface of the spacer is formed with one of a groove and a ridge capable of engaging with each other, and the other is formed on the inner peripheral surface of the tightening knob portion. The tightening knob capable of preventing theft according to claim 3 or 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17391295A JPH094625A (en) | 1995-06-19 | 1995-06-19 | Burglarproof tightening knob |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17391295A JPH094625A (en) | 1995-06-19 | 1995-06-19 | Burglarproof tightening knob |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH094625A true JPH094625A (en) | 1997-01-07 |
Family
ID=15969388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17391295A Pending JPH094625A (en) | 1995-06-19 | 1995-06-19 | Burglarproof tightening knob |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH094625A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8282327B2 (en) | 2007-10-12 | 2012-10-09 | Toyota Jidosha Kabushiki Kaisha | Fastening structure |
-
1995
- 1995-06-19 JP JP17391295A patent/JPH094625A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8282327B2 (en) | 2007-10-12 | 2012-10-09 | Toyota Jidosha Kabushiki Kaisha | Fastening structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20040309 |