JPH0177143U - - Google Patents
Info
- Publication number
- JPH0177143U JPH0177143U JP1987173081U JP17308187U JPH0177143U JP H0177143 U JPH0177143 U JP H0177143U JP 1987173081 U JP1987173081 U JP 1987173081U JP 17308187 U JP17308187 U JP 17308187U JP H0177143 U JPH0177143 U JP H0177143U
- Authority
- JP
- Japan
- Prior art keywords
- wall surface
- fitting
- cylinder
- coil spring
- rotating body
- 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
Landscapes
- Braking Arrangements (AREA)
Description
第１図〜第３図は本考案の一実施例を示してお
り、第１図はスプリングブレーキ装置の分解斜視
図、第２図は同じく要部断面図、第３図は作用の
説明図である。
１０……ブレーキドラム本体、１２……大円筒
内壁面、１４……小円筒外壁面、２０……コア（
入力側回転体）、２２……入力軸、２６……嵌入
用の切欠、２８……係止突起、３０……ピニオン
、３４……係合突起部、４０……第１コイルばね
、４２，４３……第１コイルばねの端部、５０…
…第２コイルばね、５２，５３……第２コイルば
ねの端部。
Figures 1 to 3 show an embodiment of the present invention, with Figure 1 being an exploded perspective view of the spring brake device, Figure 2 being a sectional view of the main parts, and Figure 3 being an explanatory diagram of the action. be. 10... Brake drum body, 12... Large cylinder inner wall surface, 14... Small cylinder outer wall surface, 20... Core (
Input side rotating body), 22... Input shaft, 26... Notch for insertion, 28... Locking protrusion, 30... Pinion, 34... Engaging protrusion, 40... First coil spring, 42, 43... end of the first coil spring, 50...
...Second coil spring, 52, 53... End portion of the second coil spring.
Claims (1)
小径の小円筒外壁面とを有するブレーキドラム本
体と、 前記ブレーキドラム本体に回転可能に枢支され
、前記大円筒内壁面と前記小円筒外壁面との間の
円筒状の隙間に嵌まる嵌挿部に嵌入用の切欠が形
成されるとともに、前記嵌挿部に前記小円筒外壁
面側へ突出する係止突起が形成された入力側回転
体と、 該入力側回転体に回転可能に枢着され、係合突
起部が両側に挿入用の隙間を設けて前記嵌入用の
切欠に嵌め込まれた出力側回転体と、 前記大円筒内壁面に圧接するとともに、両端を
前記挿入用の隙間にそれぞれ差し込んだ第１コイ
ルばねと、 前記小円筒外壁面に圧接し、一端が前記係合突
起部に係合し、一方の方向の回転時に他端が前記
係止突起に当接する第２コイルばねとから成るこ
とを特徴とするスプリングブレーキ装置。[Scope of Claim for Utility Model Registration] A brake drum body having an inner wall surface of a large cylinder having the same cylinder center axis and an outer wall surface of a small cylinder having a small diameter; A notch for fitting is formed in the fitting portion that fits into the cylindrical gap between the inner wall surface of the large cylinder and the outer wall surface of the small cylinder, and a notch for fitting is formed in the fitting portion, and a fitting protrudes toward the outer wall surface side of the small cylinder. an input-side rotating body on which a locking protrusion is formed; and an output side, which is rotatably pivotally connected to the input-side rotating body and has engagement protrusions fitted into the fitting notches with insertion gaps provided on both sides. a rotating body; a first coil spring that is in pressure contact with the inner wall surface of the large cylinder and has both ends inserted into the insertion gap; and a first coil spring that is in pressure contact with the outer wall surface of the small cylinder and has one end engaged with the engagement protrusion. and a second coil spring whose other end comes into contact with the locking protrusion when rotated in one direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17308187U JPH068348Y2 (en) | 1987-11-12 | 1987-11-12 | Spring brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17308187U JPH068348Y2 (en) | 1987-11-12 | 1987-11-12 | Spring brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0177143U true JPH0177143U (en) | 1989-05-24 |
| JPH068348Y2 JPH068348Y2 (en) | 1994-03-02 |
Family
ID=31465018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17308187U Expired - Lifetime JPH068348Y2 (en) | 1987-11-12 | 1987-11-12 | Spring brake device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH068348Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007327541A (en) * | 2006-06-07 | 2007-12-20 | Advics:Kk | Electric parking brake device |
-
1987
- 1987-11-12 JP JP17308187U patent/JPH068348Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007327541A (en) * | 2006-06-07 | 2007-12-20 | Advics:Kk | Electric parking brake device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH068348Y2 (en) | 1994-03-02 |
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