JPS61191535U - - Google Patents
Info
- Publication number
- JPS61191535U JPS61191535U JP7548485U JP7548485U JPS61191535U JP S61191535 U JPS61191535 U JP S61191535U JP 7548485 U JP7548485 U JP 7548485U JP 7548485 U JP7548485 U JP 7548485U JP S61191535 U JPS61191535 U JP S61191535U
- Authority
- JP
- Japan
- Prior art keywords
- brake disc
- stepped
- piston
- disc
- cylinder
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims 1
Landscapes
- Braking Arrangements (AREA)
Description
第１図乃至第３図は本考案の一実施例を示すも
ので、第１図はデイスクブレーキの断面正面図、
第２図及び第３図はピストンシールの作動状態を
示す断面図、第４図は本考案を多板デイスクブレ
ーキに適用した実施例を示す断面正面図である。
１…キヤリパボデイ、５…ブレーキデイスク、
６…段付シリンダ、６ａ…大径部、６ｂ…小径部
、６ｃ…段部、６ｄ…大径部側端部、６ｅ…小径
部側端部、７…段付ピストン、７ａ…大径部、７
ｂ…段部、７ｃ…小径部、７ｄ…大径部側端部、
７ｅ…小径部側端部、８，１０…シール溝、９，
１１…ピストンシール、１３…液圧室、１５…摩
擦パツド、２０…回転軸、２１，２２…ブレーキ
デイスク、２４…キヤリパボデイ、２７…段付シ
リンダ、２７ａ…大径部、２７ｂ…小径部、２７
ｃ…段部、２８…段付ピストン、２８ａ…大径部
、２８ｂ…段部、２８ｃ…小径部、２９，３１…
シール溝、３０，３２…ピストンシール、３９…
摩擦パツド。
1 to 3 show an embodiment of the present invention, and FIG. 1 is a cross-sectional front view of a disc brake;
2 and 3 are cross-sectional views showing the operating state of the piston seal, and FIG. 4 is a cross-sectional front view showing an embodiment in which the present invention is applied to a multi-disc brake. 1... Caliper body, 5... Brake disc,
6...Stepped cylinder, 6a...Large diameter part, 6b...Small diameter part, 6c...Step part, 6d...Large diameter side end, 6e...Small diameter side end, 7...Stepped piston, 7a...Large diameter part ,7
b...Step part, 7c...Small diameter part, 7d...Large diameter part side end,
7e...Small diameter portion side end, 8, 10...Seal groove, 9,
DESCRIPTION OF SYMBOLS 11... Piston seal, 13... Hydraulic pressure chamber, 15... Friction pad, 20... Rotating shaft, 21, 22... Brake disk, 24... Caliper body, 27... Stepped cylinder, 27a... Large diameter part, 27b... Small diameter part, 27
c...stepped part, 28...stepped piston, 28a...large diameter part, 28b...stepped part, 28c...small diameter part, 29, 31...
Seal groove, 30, 32... Piston seal, 39...
Friction pad.
Claims (1)
室の流体圧によりピストンを押動し、車輪と一体
に回転するブレーキデイスクを一対の摩擦パツド
により挾圧して制動作用を行なうデイスクブレー
キ装置において、前記ブレーキデイスク側を大径
に、これに続く奥部を段部を介して小径にして両
端を開口した段付シリンダを前記ブレーキデイス
ク軸と平行に前記キヤリパボデイに形成し、前記
ブレーキデイスク側を大径に、これに続く奥部を
段部を介して小径にして両端を開口した段付ピス
トンを前記段付シリンダに液密かつ移動可能に嵌
挿し、前記段付シリンダの段部と前記段付ピスト
ンの段部との間に圧力室を画成したことを特徴と
するデイスクブレーキ装置。 In a disc brake device in which a piston is pushed by fluid pressure in a pressure chamber defined in a cylinder of a caliper body, and a brake disc that rotates together with a wheel is clamped by a pair of friction pads to perform a braking action, the brake disc A stepped cylinder having a large diameter on the side and a small diameter on the rear part thereof and open at both ends parallel to the brake disc axis is formed in the carrier body parallel to the brake disc axis, and the brake disc side has a large diameter; A stepped piston having a smaller diameter at the rear and open ends at both ends is fitted into the stepped cylinder in a fluid-tight and movable manner, and the stepped piston is connected to the stepped piston. A disc brake device characterized in that a pressure chamber is defined between the two parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985075484U JPH0218829Y2 (en) | 1985-05-21 | 1985-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985075484U JPH0218829Y2 (en) | 1985-05-21 | 1985-05-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61191535U true JPS61191535U (en) | 1986-11-28 |
| JPH0218829Y2 JPH0218829Y2 (en) | 1990-05-25 |
Family
ID=30616744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985075484U Expired JPH0218829Y2 (en) | 1985-05-21 | 1985-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0218829Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5773435U (en) * | 1980-10-22 | 1982-05-06 |
-
1985
- 1985-05-21 JP JP1985075484U patent/JPH0218829Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5773435U (en) * | 1980-10-22 | 1982-05-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0218829Y2 (en) | 1990-05-25 |
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