JPH0269135U - - Google Patents
Info
- Publication number
- JPH0269135U JPH0269135U JP14831088U JP14831088U JPH0269135U JP H0269135 U JPH0269135 U JP H0269135U JP 14831088 U JP14831088 U JP 14831088U JP 14831088 U JP14831088 U JP 14831088U JP H0269135 U JPH0269135 U JP H0269135U
- Authority
- JP
- Japan
- Prior art keywords
- drum
- open side
- extended portion
- disc wheel
- plate
- 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
- Braking Arrangements (AREA)
Description
第１図は本考案の一実施例を示す要部断面図、
第２図は本考案の他の実施例を示す要部断面図で
ある。
１０……ドラムブレーキ、１２……ドラム、１
６……バツクプレート、１８……車輪、２０……
デイスクホイール、２０ａ……延設部、２２……
ホイールリブ、３０……第１ラビリンスプレート
、３２……第２ラビリンスプレート、Ｌ１，Ｌ２
……オーバーラツプ。
FIG. 1 is a cross-sectional view of essential parts showing an embodiment of the present invention;
FIG. 2 is a sectional view of a main part showing another embodiment of the present invention. 10...Drum brake, 12...Drum, 1
6... Back plate, 18... Wheel, 20...
Disc wheel, 20a... Extension part, 22...
Wheel rib, 30...first labyrinth plate, 32...second labyrinth plate, L1 , L2
...overlap.
Claims (1)
、これらデイスクホイールの開放側とドラムの開
放側とが同一方向に配置され、かつ、該ドラムの
開放側にバツクプレートが配置されるドラムブレ
ーキにおいて、 上記デイスクホイールの開放側を、該デイスク
ホイールの外周に固設されるホイールリムより突
出して延設する一方、上記バツクプレートの外周
部に、先端部が上記デイスクホイールの延設部の
外側に位置し、該延設部と中心軸方向にオーバー
ラツプされる第１ラビリンスプレートと、先端部
が該延設部内側と上記ドラム外側との間に位置し
、かつ、上記デイスクホイールの延設部と中心軸
方向にオーバーラツプされる第２ラビリンスプレ
ートとを設けたことを特徴とするドラムブレーキ
の防水構造。[Claims for Utility Model Registration] A system comprising a drum housed in a disc wheel, the open side of the disc wheel and the open side of the drum being arranged in the same direction, and a back plate being arranged on the open side of the drum. In the drum brake, the open side of the disc wheel protrudes and extends from a wheel rim fixedly attached to the outer periphery of the disc wheel, while the tip end extends from the outer periphery of the back plate. a first labyrinth plate located outside the extended portion and overlapping the extended portion in the direction of the central axis; a first labyrinth plate having a tip portion located between the inside of the extended portion and the outside of the drum; A waterproof structure for a drum brake, characterized in that a second labyrinth plate is provided which overlaps the extended portion in the central axis direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14831088U JPH0269135U (en) | 1988-11-14 | 1988-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14831088U JPH0269135U (en) | 1988-11-14 | 1988-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0269135U true JPH0269135U (en) | 1990-05-25 |
Family
ID=31419514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14831088U Pending JPH0269135U (en) | 1988-11-14 | 1988-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0269135U (en) |
-
1988
- 1988-11-14 JP JP14831088U patent/JPH0269135U/ja active Pending