JPS63125234U - - Google Patents
Info
- Publication number
- JPS63125234U JPS63125234U JP1736687U JP1736687U JPS63125234U JP S63125234 U JPS63125234 U JP S63125234U JP 1736687 U JP1736687 U JP 1736687U JP 1736687 U JP1736687 U JP 1736687U JP S63125234 U JPS63125234 U JP S63125234U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder hole
- outer piston
- abutting
- brake device
- 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
- 239000000428 dust Substances 0.000 claims description 2
Landscapes
- Actuator (AREA)
- Sealing Devices (AREA)
- Braking Arrangements (AREA)
Description
第１図及び第２図は本考案の一実施例を示し、
第１図はデイスクブレーキ装置の断面図、第２図
は要部の拡大断面図、第３図及び第４図は本考案
の別の実施例を示すもので、第３図は断面図、第
４図は要部の拡大断面図である。
１……デイスクブレーキ装置、３……キヤリパ
ボデイ、７……ブレーキデイスク、８，９……ブ
レーキパツド、１０……シリンダ、１１，２０…
…アウタピストン、１２……液圧室、１３，２１
……インナピストン、１５，２２……ダストブー
ツ、１５ｃ，２２ａ……ブツシユ部、１５ｆ，２
２ｂ……エア通路。
1 and 2 show an embodiment of the present invention,
Fig. 1 is a sectional view of the disc brake device, Fig. 2 is an enlarged sectional view of the main parts, Figs. 3 and 4 show another embodiment of the present invention, and Fig. 3 is a sectional view, Figure 4 is an enlarged sectional view of the main part. DESCRIPTION OF SYMBOLS 1... Disc brake device, 3... Caliper body, 7... Brake disk, 8, 9... Brake pad, 10... Cylinder, 11, 20...
... Outer piston, 12 ... Hydraulic pressure chamber, 13, 21
...Inner piston, 15, 22...Dust boot, 15c, 22a...Button part, 15f, 2
2b...Air passage.
Claims (1)
円筒状のアウタピストンを、先端開口側をブレー
キパツド側に向けて液密かつ移動可能に嵌挿し、
該ピストンの底部と前記シリンダ孔の底部間に液
圧室を画成するデイスクブレーキ装置において、
前記アウタピストンの内側に、一方を該アウタピ
ストンの軸芯に、他方を前記ブレーキパツドにそ
れぞれ当接するインナピストンを揺動可能に嵌挿
し、一端を前記シリンダ孔の開口部に係止したダ
ストブーツの他端にブツシユ部を延設形成し、該
ブツシユ部を前記両ピストンの胴部間に介在させ
たことを特徴とするデイスクブレーキ装置。 A bottomed cylindrical outer piston is fluid-tightly and movably inserted into the cylinder hole formed in the caliper body, with the open end facing toward the brake pad.
In a disc brake device that defines a hydraulic chamber between the bottom of the piston and the bottom of the cylinder hole,
An inner piston is swingably fitted inside the outer piston and has one end abutting the axis of the outer piston and the other abutting the brake pad, and one end of the dust boot is locked in the opening of the cylinder hole. A disc brake device characterized in that a bushing part is formed extending from the other end, and the bushing part is interposed between the body parts of both the pistons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1736687U JPH0312983Y2 (en) | 1987-02-09 | 1987-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1736687U JPH0312983Y2 (en) | 1987-02-09 | 1987-02-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63125234U true JPS63125234U (en) | 1988-08-16 |
| JPH0312983Y2 JPH0312983Y2 (en) | 1991-03-26 |
Family
ID=30810059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1736687U Expired JPH0312983Y2 (en) | 1987-02-09 | 1987-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312983Y2 (en) |
-
1987
- 1987-02-09 JP JP1736687U patent/JPH0312983Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0312983Y2 (en) | 1991-03-26 |