JPH0529539Y2 - - Google Patents
Info
- Publication number
- JPH0529539Y2 JPH0529539Y2 JP4034889U JP4034889U JPH0529539Y2 JP H0529539 Y2 JPH0529539 Y2 JP H0529539Y2 JP 4034889 U JP4034889 U JP 4034889U JP 4034889 U JP4034889 U JP 4034889U JP H0529539 Y2 JPH0529539 Y2 JP H0529539Y2
- Authority
- JP
- Japan
- Prior art keywords
- shoe
- brake
- nut
- mounting bolt
- mounting
- 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
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000006866 deterioration Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、自転車用のキヤリパーブレーキ、カ
ンテイレバー式ブレーキ等のブレーキアームに取
付けられるブレーキシユーに関する。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a brake shoe that is attached to a brake arm of a bicycle caliper brake, a cantilever brake, or the like.
（従来の技術）
例えば、自転車用ブレーキのブレーキアームに
取付けられるブレーキシユーとして、第４図にう
示すようなものがある。これは、車輪のリムに圧
接されるシユー本体３１の背面３１ａ側に舟形状
支持骨材３２が埋設され、この支持骨材３２の底
壁中央部３２ａはシユー本体背面３１ａから露出
状とされると共に、その底壁中央部３２ａから取
付ボルト３３が外方に突出され、この取付ボルト
３３をブレーキアームの取付部３４の取付孔３５
に挿通し、取付ボルト３３の先端部に螺合される
ナツト３６を締付けることにより、ブレーキアー
ムの取付部３４に固定されるものである。(Prior Art) For example, as a brake shoe attached to a brake arm of a bicycle brake, there is a brake shoe as shown in FIG. This is because a boat-shaped support aggregate 32 is buried in the rear surface 31a of the shoe body 31 that is pressed against the rim of the wheel, and the center portion 32a of the bottom wall of this support aggregate 32 is exposed from the rear surface 31a of the shoe body. At the same time, a mounting bolt 33 is projected outward from the center portion 32a of the bottom wall, and the mounting bolt 33 is inserted into the mounting hole 35 of the mounting portion 34 of the brake arm.
The brake arm is fixed to the mounting portion 34 of the brake arm by inserting the brake arm into the mounting bolt 33 and tightening a nut 36 that is screwed onto the tip of the mounting bolt 33.
（考案が解決しようとする課題）
前記従来のものにあつては、シユー本体３１は
経年変化、すなわち酸化、太陽光線又は泥及び水
の付着の影響等による劣化によつてひびわれ等を
生じ、シユー本体３１と支持骨材３２とが分離し
てしまう惧れがあり、また、長期間の使用によつ
てナツト３６がゆるんでしまうことがある。さら
に、ブレーキシユーをブレーキアームに固定する
際、シユー本体３１のリム接触面がリムに適正に
当たるようにシユー本体３１を取付ボルト３３廻
りに回動する調整作業は作業者の手でシユー本体
３１を保持して行なうので煩雑なものであつた。(Problems to be Solved by the Invention) In the conventional shoe body 31, the shoe body 31 cracks due to aging, that is, deterioration due to oxidation, the influence of sunlight or the adhesion of mud and water, and the shoe body 31 becomes cracked. There is a risk that the main body 31 and the supporting aggregate 32 will separate, and the nut 36 may become loose after long-term use. Furthermore, when fixing the brake shoe to the brake arm, the adjustment work of rotating the shoe body 31 around the mounting bolt 33 so that the rim contacting surface of the shoe body 31 properly contacts the rim is done manually by the operator. It was a complicated process because it had to be carried out by holding the .
そこで本考案は、シユー本体の支持骨材埋設部
分を保護すると同時に、締結用のナツトのゆるみ
止めをし、且つシユー本体がリムに適正に当たる
ようにシユー本体を取付ボルト廻りに回動する調
整作業を容易に行なえるブレーキシユーを提供す
ることを目的とする。 Therefore, the present invention protects the supporting aggregate embedded part of the shoe body, prevents the tightening nuts from loosening, and makes adjustments to rotate the shoe body around the mounting bolt so that the shoe body properly contacts the rim. The purpose of the present invention is to provide a brake shoe that can be easily used.
（課題を解決するための手段）
本考案は前記目的を達成するために講じた技術
的手段は、車輪７のリム８に圧接されるシユー本
体１０の背面１０ａ側に支持骨材１１を埋設し、
この支持骨材１１にシユー本体１０の背面１０ａ
から突出してブレーキアーム２，３の取付部２
ａ，３ａを貫通する取付ボルト１２を設け、この
取付ボルト１２の先端側に螺合されるナツト１４
の締付けによりブレーキアーム２，３に固定され
るブレーキシユーにおいて、
前記シユー本体１０の背面１０ａ側にこれの支
持骨材１１埋設部分を覆うカバー体１６を設け、
このカバー体１６を弾性材で形成すると共に、カ
バー体１６のシユー本体背面１０ａに対向する壁
部１６ａを、前記ナツト１４の締付けによつてブ
レーキアーム２，３の取付部２ａ，３ａに圧接さ
れて弾性変形するようにシユー本体背面１０ａと
間隔を有して構成した点にある。(Means for Solving the Problem) The technical means taken to achieve the above object of the present invention is to embed a supporting aggregate 11 in the back side 10a of the shoe body 10 that is pressed against the rim 8 of the wheel 7. ,
The back surface 10a of the shoe body 10 is attached to this support aggregate 11.
The mounting portion 2 of the brake arms 2 and 3 protrudes from the
A mounting bolt 12 passing through a and 3a is provided, and a nut 14 is screwed onto the tip side of this mounting bolt 12.
In the brake shoe which is fixed to the brake arms 2 and 3 by tightening, a cover body 16 is provided on the rear surface 10a side of the shoe body 10 to cover the embedded part of the supporting aggregate 11,
The cover body 16 is made of an elastic material, and a wall portion 16a of the cover body 16 facing the shoe main body back surface 10a is pressed against the mounting portions 2a and 3a of the brake arms 2 and 3 by tightening the nut 14. The structure is configured to be spaced apart from the back surface 10a of the shoe main body so as to be elastically deformed.
（作用）
シユー本体１０の支持骨材１１埋設部分は、シ
ユー本体背面１０ａ側に設けられたカバー体１６
によつて保護されて劣化が防止されている。ま
た、ブレーキシユー９をブレーキアーム２，３の
取付部２ａ，３ａに取付ける際、取付ボルト１２
を該取付部２ａ，３ａに貫通させ、取付ボルト１
２の先端側にナツト１４を螺合し且つ締付けるこ
とにより、ナツト１４とシユー本体１０とで取付
部２ａ，３ａを狭圧してブレーキシユー９が固定
される。このとき、カバー体１６のシユー本体背
面１０ａに対向する壁部１６ａは取付部２ａ，３
ａに圧接されてシユー本体背面１０ａ側に弾性変
形し、この弾性復元力によつてナツト１４のゆる
み止めがなされる。さらに、シユー本体１０を取
付ボルト１２廻りに回動してシユー本体１０が車
輪７のリム８に適正に当たるように調整する際、
前記カバー体１６の壁部１６ａの弾性復元力によ
つて、ナツト１４の締付力を調整してシユー本体
１０を取付ボルト１２廻りに回動自在で且つ自然
に回らない程度に保持しておくことができ、前記
調整が容易に行なえる。(Function) The support aggregate 11 embedded portion of the shoe body 10 is covered by a cover body 16 provided on the rear side 10a of the shoe body.
is protected from deterioration. Also, when attaching the brake shoe 9 to the attachment parts 2a and 3a of the brake arms 2 and 3, the attachment bolt 12
are passed through the mounting parts 2a and 3a, and the mounting bolt 1
By screwing and tightening the nut 14 on the tip side of the brake shoe 2, the nut 14 and the shoe body 10 compress the mounting portions 2a and 3a, and the brake shoe 9 is fixed. At this time, the wall portion 16a of the cover body 16 facing the back surface 10a of the shoe body is attached to the mounting portions 2a, 3.
a, the nut 14 is elastically deformed toward the rear surface 10a of the shoe body, and this elastic restoring force prevents the nut 14 from loosening. Furthermore, when adjusting the shoe body 10 by rotating it around the mounting bolt 12 so that the shoe body 10 properly contacts the rim 8 of the wheel 7,
The elastic restoring force of the wall portion 16a of the cover body 16 adjusts the tightening force of the nut 14 to hold the shoe body 10 so that it can freely rotate around the mounting bolt 12 but does not rotate naturally. The adjustment can be easily performed.
（実施例）
以下、本考案の実施例を図面に基いて説明す
る。(Example) Hereinafter, an example of the present invention will be described based on the drawings.
第３図において、１はキヤリパーブレーキで、
一対のブレーキアーム２，３を備えている。両ア
ーム２，３は自転車のフレームに取付けられる支
軸４に揺動自在に支持され、ボーデンワイヤ５の
牽引操作及び戻しバネ６によつてブレーキアーム
２，３先端の取付部２ａ，３ａが車輪７のリム８
に対して近接離反されるようになつている。 In Figure 3, 1 is a caliper brake,
A pair of brake arms 2 and 3 are provided. Both arms 2, 3 are swingably supported by a support shaft 4 attached to the frame of the bicycle, and the attachment parts 2a, 3a at the ends of the brake arms 2, 3 are connected to the wheels by the traction operation of the Bowden wire 5 and the return spring 6. 7 rim 8
It is now possible to approach and separate from the enemy.
前記ブレーキアーム２，３の取付部２ａ，３ａ
にはブレーキシユー９が取付けられ、ブレーキシ
ユー９はリム８に圧接されるブロツク状のシユー
本体１０を備えている。シユー本体１０は硬質ゴ
ム等により形成され、その背面側（リム８に圧接
される側と反対側）には舟形に形成された金属製
支持骨材１１が埋設されていると共に、その支持
骨材１１が埋設されているところのシユー本体１
０の外面は段付状に形成された嵌着部１５とされ
ている。この支持骨材１１の底壁中央部１１ａは
シユー本体１０の背面１０ａから突出状に露出さ
れていると共に、この底壁中央部１１ａを貫通し
て取付ボルト１２が外方に突設されている。この
取付ボルト１２の頭部１２ａは底壁中央部１１ａ
の内面側に位置してシユー本体１０に埋設されて
いる。前記取付ボルト１２の軸部１２ｂは、ブレ
ーキアーム２，３の取付部２ａ，３ａに形成した
上下方向に長い取付孔１３に挿通され且つ先端側
にナツト１４が螺合され、このナツト１４の締付
けによつてブレーキシユー９はブレーキアーム
２，３に取付けられる。 Attachment parts 2a, 3a of the brake arms 2, 3
A brake shoe 9 is attached to the brake shoe 9, and the brake shoe 9 includes a block-shaped shoe body 10 that is pressed against the rim 8. The shoe main body 10 is made of hard rubber or the like, and a boat-shaped metal support aggregate 11 is embedded in its back side (the side opposite to the side pressed against the rim 8). Shu main body 1 where 11 is buried
The outer surface of 0 is a fitting part 15 formed in a stepped shape. A bottom wall central portion 11a of the supporting aggregate 11 is exposed in a protruding manner from the back surface 10a of the shoe body 10, and a mounting bolt 12 is provided to protrude outward through the bottom wall central portion 11a. . The head 12a of this mounting bolt 12 is located at the bottom wall central portion 11a.
It is located on the inner surface side of the shoe body 10 and is embedded in the shoe body 10. The shaft portion 12b of the mounting bolt 12 is inserted into a vertically long mounting hole 13 formed in the mounting portions 2a, 3a of the brake arms 2, 3, and a nut 14 is screwed onto the tip end thereof. The brake shoe 9 is attached to the brake arms 2 and 3 by.
また、シユー本体１０の嵌着部１５には樹脂等
の弾性を有する材料で形成された舟形状のカバー
体１６が嵌着され、これによりシユー本体１０の
背面側が覆われて支持骨材１１周囲のシユー本体
１０薄肉部分が保護されている。カバー体１６の
底壁部１６ａ中央部には開口部１７が形成され、
その開口部１７から前記取付ボルト１２の軸部１
２ｂが突出している。また、開口部１７は支持骨
材１１の底壁中央部１１ａの外端面より若干大き
く形成され、カバー体１６の底壁部１６ａは長手
方向両端から中央部にかけて外方に傾斜状とされ
てシユー本体１０の背面１０ａから隔離され、且
つ開口部１７周縁部でブレーキアーム２，３の取
付部２ａ，３ａに当接している。そして、ブレー
キシユー１９の取付ボルト１２に螺合されるナツ
ト１４を締め付けることにより、カバー体１６の
底壁部１６ａはブレーキアーム２，３の取付部２
ａ，３ａに相対的に押圧されてシユー本体１０背
面１０ａ側に弾性変形し、この弾性復元力によつ
てナツト１４がゆるむのが防止される。また、シ
ユー本体１０の底壁部１６ａの弾性復元力によつ
て、ナツト１４の締付力を調整してシユー本体１
０を取付ボルト１２廻りに回動自在で且つ自然な
回らない程度に保持でき、これにより、シユー本
体１０を取付ボルト１２廻りに回動してシユー本
体１０が車輪７のリム８に適正に当たるように調
整する作業が容易となる。 Further, a boat-shaped cover body 16 made of an elastic material such as resin is fitted into the fitting portion 15 of the shoe body 10, and this covers the back side of the shoe body 10 and surrounds the support aggregate 11. The thin part of the shoe body 10 is protected. An opening 17 is formed in the center of the bottom wall 16a of the cover body 16,
From the opening 17 of the shaft 1 of the mounting bolt 12
2b stands out. Further, the opening 17 is formed to be slightly larger than the outer end surface of the bottom wall central portion 11a of the support aggregate 11, and the bottom wall portion 16a of the cover body 16 is sloped outward from both longitudinal ends to the central portion. It is isolated from the back surface 10a of the main body 10, and abuts on the mounting portions 2a, 3a of the brake arms 2, 3 at the peripheral edge of the opening 17. By tightening the nut 14 screwed into the mounting bolt 12 of the brake shoe 19, the bottom wall portion 16a of the cover body 16 is attached to the mounting portion 2 of the brake arm 2, 3.
a, 3a, the shoe main body 10 is elastically deformed toward the rear surface 10a, and this elastic restoring force prevents the nut 14 from loosening. Further, the tightening force of the nut 14 is adjusted by the elastic restoring force of the bottom wall portion 16a of the shoe body 10.
0 can be freely rotated around the mounting bolt 12 and held to the extent that it does not rotate naturally, so that the shoe main body 10 can be rotated around the mounting bolt 12 and the shoe main body 10 can properly contact the rim 8 of the wheel 7. This makes it easier to make adjustments.
なお、カバー体１０はバネ鋼等によつて形成し
ても良い。また、本考案はカンテイレバー式ブレ
ーキ及びその他のブレーキにも採用できる。 Note that the cover body 10 may be formed of spring steel or the like. Further, the present invention can be applied to cantilever type brakes and other brakes.
（考案の効果）
本考案によれば、シユー本体１０の支持骨材１
１埋設部分がカバー体１６によつて覆われて保護
され、経年変化による劣化が防止される。また、
カバー体１６のシユー本体背面１０ａに対向する
壁部１６ａは該背面１０ａと間隔を有して構成さ
れ、ナツト１４を締付けてブレーキシユー９をブ
レーキアーム２，３の取付部２ａ，３ａに固定す
る際に、前記カバー体１６の壁部１６ａが取付部
２ａ，３ａに圧接されて弾性変形し、この弾性復
元力によつてナツト１４がゆるむのを防止でき
る。さらに、前記カバー体１６の壁部１６ａの弾
性復元力によつて、ナツト１４の締付力を調整し
てシユー本体１０を取付ボルト１２廻りに回動自
在で且つ自然に回らない程度に保持でき、これに
よつて、シユー本体１０を取付ボルト１２廻りに
回動してシユー本体１０が車輪７のリム８に適正
に当たるように調整する作業が容易に行える。(Effect of the invention) According to the invention, the supporting aggregate 1 of the shoe body 10
1 buried portion is covered and protected by the cover body 16, and deterioration due to aging is prevented. Also,
A wall portion 16a of the cover body 16 facing the rear surface 10a of the shoe main body is configured to have a gap from the rear surface 10a, and the brake shoe 9 is fixed to the mounting portions 2a and 3a of the brake arms 2 and 3 by tightening the nut 14. At this time, the wall portion 16a of the cover body 16 is pressed against the mounting portions 2a, 3a and is elastically deformed, and this elastic restoring force can prevent the nut 14 from loosening. Furthermore, the elastic restoring force of the wall portion 16a of the cover body 16 allows the tightening force of the nut 14 to be adjusted to hold the shoe body 10 to the extent that it can freely rotate around the mounting bolt 12 and does not rotate naturally. This makes it easy to adjust the shoe body 10 by rotating it around the mounting bolt 12 so that the shoe body 10 properly contacts the rim 8 of the wheel 7.
第１図乃至第３図は本考案の実施例を示し、第
１図は第３図−線矢視断面図、第２図は要部
の正面断面図、第３図はブレーキの全体正面図、
第４図は従来例を示す断面図である。
２……ブレーキアーム、２ａ……取付部、３…
…ブレーキアーム、３ａ……取付部、９……ブレ
ーキシユー、１０……シユー本体、１０ａ……背
面、１１……支持骨材、１２……取付ボルト、１
６……カバー体、１６ａ……底壁部。
1 to 3 show an embodiment of the present invention, FIG. 1 is a sectional view taken along the line in FIG. 3, FIG. 2 is a front sectional view of the main parts, and FIG. 3 is an overall front view of the brake. ,
FIG. 4 is a sectional view showing a conventional example. 2...Brake arm, 2a...Mounting part, 3...
... Brake arm, 3a... Mounting part, 9... Brake shoe, 10... Shoe body, 10a... Back, 11... Supporting aggregate, 12... Mounting bolt, 1
6...Cover body, 16a...Bottom wall portion.
Claims (1)
背面１０ａ側に支持骨材１１を埋設し、この支持
骨材１１にシユー本体１０の背面１０ａから突出
してブレーキアーム２，３の取付部２ａ，３ａを
貫通する取付ボルト１２を設け、この取付ボルト
１２の先端側に螺合されるナツト１４の締付けに
よりブレーキアーム２，３に固定されるブレーキ
シユーにおいて、 前記シユー本体１０の背面１０ａ側にこれの支
持骨材１１埋設部分を覆うカバー体１６を設け、
このカバー体１６を弾性材で形成すると共に、カ
バー体１６のシユー本体背面１０ａに対向する壁
部１６ａを、前記ナツト１４の締付けによつてブ
レーキアーム２，３の取付部２ａ，３ａに圧接さ
れて弾性変形するようにシユー本体背面１０ａと
間隔を有して構成したことを特徴とするブレーキ
シユー。[Claims for Utility Model Registration] A support aggregate 11 is embedded in the rear surface 10a of the shoe body 10 that is pressed against the rim 8 of the wheel 7, and a brake arm is provided in the support aggregate 11 protruding from the rear surface 10a of the shoe body 10. The brake shoe is provided with a mounting bolt 12 passing through the mounting portions 2a, 3a of 2, 3, and is fixed to the brake arm 2, 3 by tightening a nut 14 screwed onto the tip side of the mounting bolt 12. A cover body 16 is provided on the rear surface 10a side of the shoe body 10 to cover the buried portion of the support aggregate 11,
The cover body 16 is made of an elastic material, and a wall portion 16a of the cover body 16 facing the shoe main body back surface 10a is pressed against the mounting portions 2a and 3a of the brake arms 2 and 3 by tightening the nut 14. 1. A brake shoe characterized in that the brake shoe is configured to be spaced apart from the rear surface 10a of the shoe body so as to be elastically deformed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4034889U JPH0529539Y2 (en) | 1989-04-04 | 1989-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4034889U JPH0529539Y2 (en) | 1989-04-04 | 1989-04-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02130437U JPH02130437U (en) | 1990-10-26 |
| JPH0529539Y2 true JPH0529539Y2 (en) | 1993-07-28 |
Family
ID=31550059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4034889U Expired - Lifetime JPH0529539Y2 (en) | 1989-04-04 | 1989-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0529539Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3781772B2 (en) * | 1995-01-19 | 2006-05-31 | 株式会社シマノ | Bicycle brake |
| CN1061612C (en) * | 1995-01-19 | 2001-02-07 | 株式会社岛野 | Brake system for bicycles |
-
1989
- 1989-04-04 JP JP4034889U patent/JPH0529539Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02130437U (en) | 1990-10-26 |
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